Home

Oscilloscope manual

1. 9 Display Area 9 Using the Menu System 12 Vertical Controls 12 Horizontal Controls 12 Trigger Controls 13 Menu and Control Buttons 14 Input Connectors 15 Other Front Panel Items 16 Understanding Oscilloscope Functions 17 Setting Up the Oscilloscope 17 Triggering 18 Acquiring Signals 20 Scali
2. 116 Performance Graphs 117 Safety Summary 118 Appendix C Accessories 121 Appendix D Cleaning 123 General Care 123 Cleaning 123 Appendix E Default Setup 125 Appendix F Font Licenses 127 Index TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual iii Important safety information Important safety information This manual contains information and warnings that must be followed by the user for safe operation and to keep the product in a safe condition To safely perform service on this product additional information is provided at the end of this section See page vii Service safety summary General safety summary Use th
3. ix Safety compliance xi Environmental considerations xiv Getting Started 1 General Features 1 Installation 2 Functional Check 4 Probe Safety 5 Manual Probe Compensation 6 Probe Attenuation Setting 6 Current Probe Scaling 7 Self Calibration 7 Firmware Updates Through the Internet 8 Operating Basics
4. 46 Data Logging non EDU models only 48 Limit Testing non EDU models only 49 FFT 51 Setting Up the Time Domain Waveform 51 Displaying the FFT Spectrum 53 Selecting an FFT Window 54 Magnifying and Positioning an FFT Spectrum 57 Measuring an FFT Spectrum Using Cursors 58 USB Flash Drive and Device Ports 59 USB Flash Drive Port 59 File Management Conventions 60 Saving and Recalling Files With a USB Flash Drive 61 Using the Save Function of the Front Panel Save Button 63 U
5. Troubleshooting one stable signal Automatically seeing measurements of your signal Easily changing how the signal is presented For example viewing only one cycle of the waveform or the rising edge of the waveform Viewing video signals or FFT signals Sine Wave When you use the Autoset function and the oscilloscope determines that the signal is similar to a sine wave the oscilloscope displays the following options Sine wave Details Multi cycle sine Displays several cycles with appropriate vertical and horizontal scaling the oscilloscope displays Cycle RMS Frequency Period and Peak to Peak automatic measurements Single cycle sine Sets the horizontal scale to display about one cycle of the waveform the oscilloscope displays Mean and Peak to Peak automatic measurements 74 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Reference Sine wave Details FFT Converts the input time domain signal into its frequency components and displays the result as a graph of frequency versus magnitude spectrum Refer to the FFT chapter for more information See page 51 FFT Undo Autoset Causes the oscilloscope to recall the previous setup Square Wave or Pulse When you use the Autoset function and the oscilloscope determines that the signal is similar to a square wave or pulse the oscilloscope displays the following options Square wave or Details Multi cycle square Displays several cycles with
6. You can magnify and use cursors to take measurements on the FFT spectrum The oscilloscope includes an FFT Zoom option to magnify horizontally To magnify vertically you can use the vertical controls Horizontal Zoom and Position The FFT Zoom option lets you horizontally magnify the FFT spectrum without changing the sample rate Zoom factors are X1 default X2 X5 and X10 At zoom factor X1 and with the waveform centered in the graticule the left graticule line is at 0 Hz and the right graticule line is at the Nyquist frequency When you change the zoom factor the FFT spectrum is magni ed about the center graticule line In other words the axis of horizontal magni cation is the center graticule line Turn the Horizontal Position knob clockwise to move the FFT spectrum to the right Push the Set To Zero button to position the center of the spectrum at the center of the graticule Vertical Zoom and Position The channel vertical knobs become vertical zoom and position controls for their respective channels when displaying the FFT spectrum The Vertical Scale knob provides zoom factors of X0 5 X1 default X2 X5 and X10 The FFT spectrum is vertically magni ed about the M marker math waveform reference point on the left edge of the screen Turn the Vertical Position knob clockwise to move the spectrum up for the source channel TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 57 FFT Measuring an FFT Spe
7. 80 Display 80 FFT 82 Function 82 Help 84 Horizontal 84 Math 84 Measure 85 Measurement Gating 89 Menu Off 90 ii TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Table of Contents Print Ready Screenshots 90 Reference Menu 90 Save Recall 91
8. CAUTION If you connect the oscilloscope to your PC before you install the software the PC will not recognize the oscilloscope The PC will label the oscilloscope as an Unknown Device and not communicate with the oscilloscope To avoid this install the software on your PC before you connect the oscilloscope to your PC NOTE Be sure you have installed the latest version of PC Communications software Software for your oscilloscope is available through the Software nder on the Tektronix web site To install the PC Communications software follow these steps 1 Run the OpenChoice Desktop software on the PC The InstallShield wizard appears on the screen 2 Follow the on screen directions 3 Exit the InstallShield wizard TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 65 USB Flash Drive and Device Ports Connecting to a PC After you install the software on your PC you can connect the oscilloscope to the PC NOTE You must install the software before you connect the oscilloscope to the PC See page 65 Installing the PC Communications Software on a PC To connect the oscilloscope to the PC follow these steps 1 Power on the oscilloscope 2 Insert one end of a USB cable into the USB Device port on the back of the oscilloscope 3 Power on the PC 4 Insert the other end of the cable into the desired USB port on a PC 5 If a Found New Hardware message appears follow the on screen dire
9. Trend Plot non EDU models only 95 Trigger Controls 96 Utility 101 Vertical Controls 106 Zoom Controls 107 Appendix A Speci cations 109 Oscilloscope Speci cations 109 Appendix B TPP0051 TPP0101 and TPP0201 Series 10X Passive Probes Information 113 Connecting the Probe to the Oscilloscope 113 Compensating the Probe 113 Connecting the Probe to the Circuit 114 Standard Accessories 115 Optional Accessories 116 Speci cations
10. channel 2 voltage or current determines the Y coordinate vertical Backlight 0 to 100 Use the Multipurpose knob to adjust the display backlight Depending on the type waveforms will be displayed in three different styles solid dimmed and broken 80 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Reference 1 A solid waveform indicates a channel live waveform display The waveform remains solid when the acquisition is stopped if no controls are changed that make the display accuracy uncertain Changing the vertical and horizontal controls is allowed on stopped acquisitions 2 Reference waveforms appear white and waveforms with persistence applied appear in the same color as the Main waveform but with less intensity 3 A broken line indicates the waveform display no longer matches the controls This happens when you stop the acquisition and change a control setting that the oscilloscope is not able to apply to the displayed waveform For example changing the trigger controls on a stopped acquisition causes a broken line waveform Key Points Persistence The oscilloscope displays persistence waveform data with less intensity than live waveform data With Persistence set to In nite record points accumulate until a control is changed Option Comments Off Removes default or old waveforms whenever new waveforms display Time limit Displays new waveforms at normal intensity and old waveforms at
11. or in nonvolatile setup memory A setup le contains an ASCII text string that lists the oscilloscope settings Options Settings or submenus Comments Setup Saves the current oscilloscope settings to a location in the nonvolatile setup memory Save To File Saves the current oscilloscope settings to a le on the USB ash drive 92 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Reference Options Settings or submenus Comments Setup 1 to 10 Speci es which nonvolatile setup memory location to save to Lists the contents of the current USB ash drive folder Change Folder Select Folder New Folder See page 60 File Management Conventions See page 104 File Utilities for the USB Flash Drive Save lename such as TEK0000 SET Saves the settings to the automatically generated le name in the current USB ash drive folder When the print button option is set to Saves All to Files the oscilloscope saves oscilloscope setup les to a USB ash drive when you push the Save button See page 63 Saves All to Files Save Waveform The Save Waveform action saves the speci ed waveform to a le named TEKnnnn CSV or to reference memory The oscilloscope saves waveform data to les as comma separated values CSV format which are ASCII text strings that list the time relative to the trigger and amplitude values for each of the 2500 waveform data points You can import CSV
12. 11 Trigger 11 Trigger status 10 Recall factory setup default 18 setups 18 94 waveforms 95 Recall Setup menu 93 Recall Waveform menu 94 Rectangular window 55 Ref button 15 132 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Index Ref menu 90 Reference lead for probe 5 probe terminal 5 terminal 15 Reference waveforms displaying and removing 90 saving and recalling 95 Remote control using a GPIB interface 67 Removable le storage USB ash drive 59 Removing reference waveforms 90 Removing waveforms 106 Renaming les or folders 105 Resolution ne 107 Rise Time measurement 86 Rise time measurements using cursors 33 Rising edge count measurement 88 RMS measurement 88 Roll mode See Scan mode Run Stop button 15 70 steps taken by the oscilloscope when pushed 18 S Sample acquisition mode 20 69 Sample rate maximum 69 Save setups 18 Save All menu 91 Save button 15 Save Button option saving to a USB ash drive 63 Save Image menu 92 Save Setup menu 92 Save to a USB ash drive 59 Save Waveform menu 93 Save Recall button 15 Save Recall menu 91 saving to a USB ash drive 61 Saving all les to a USB ash drive 63 image les to a USB ash drive 64 setups 94 waveforms 95 Scale control 12 Course 106 current probe 7 106 Fine 106 horizontal 21 vertical 21 Scaling waveforms basic concepts 21 Scan mode 71 84 Scanning wavefo
13. 130 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Index Format display 80 image le 64 USB ash drive 60 Frequency trigger readout 100 Frequency cursors 24 FFT spectrum 58 Frequency measurement 86 Frequency measurements FFT cursors 58 using cursors 30 Function 82 Functional check 4 G GPIB adapter ordering 122 GPIB system connecting to an oscilloscope 67 Graticule 23 80 Ground coupling 106 H Hanning window 55 Help 84 Help button 15 High measurement 87 Holdoff 101 Horizontal aliasing time domain 21 menu 84 position 21 scale 21 Scan mode 71 84 status 103 Horizontal position scale readout 11 Horizontal scale control 13 Horizontal Scale control 84 How to select automatic measurements 86 I Image le formats 64 Infrequent events in nite persistence 81 Installation OpenChoice software on a PC 65 Intensity 80 Interpolation 70 J JPG le format 64 L Languages 101 102 Level 13 20 Level control 13 Limit testing application example 49 Line video trigger 98 Lissajous pattern XY format 81 Low measurement 88 M Magnitude cursors 23 FFT spectrum 58 Manuals ordering 122 Math functions 84 menu 84 Math Menu button 12 math waveform allowed units 85 Max measurement 88 Mean measurement 88 Measure button 15 Measure menu 85 Measurementes DelayFF 86 Measurements Amplitude 87 Area 89 automatic 24 85 basic concepts
14. Atmosphere Keep Product Surfaces Clean and Dry Safety Terms and Symbols Terms in This Manual These terms may appear in this manual WARNING Warning statements identify conditions or practices that could result in injury or loss of life CAUTION Caution statements identify conditions or practices that could result in damage to this product or other property Symbols on the Product These symbols may appear on the product TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 119 Appendix B TPP0051 TPP0101 and TPP0201 Series 10X Passive Probes Information 120 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Appendix C Accessories All accessories standard and optional are available by contacting your local Tektronix eld of ce Standard Accessories TPP0051 TBS1052B and TBS1052B EDU 10X Passive Voltage Probe The TPP0051 probes have a system bandwidth of DC to 50 MHz at 3 dB and ship standard with TBS1000B oscilloscope models that have bandwidths up to 50 MHz TPP0101 TBS1072B TPS1072B EDU TBS1102B TBS1102B EDU 10X Passive Voltage Probe The TPP0101 probes have a system bandwidth of DC to 100 MHz at 3 dB and ship standard with TBS1000B oscilloscope models that have bandwidths up to 100 MHz TPP0201 TBS1152B TBS1152B EDU TBS1202B TBS1202B EDU 10X Passive Voltage Probe The TPP0201 probes have a system bandwidth of DC to 200 MHz at 3 dB and ship standard with TBS1000B mod
15. Information Standard Accessories The accessories included with the probe are shown below Item Description Color bands Use these bands to identify the oscilloscope channel at the probe head Reorder Tektronix part number 016 0633 xx 5 pairs Hook tip Press the hook tip onto probe tip and then clamp the hook onto the circuit Reorder Tektronix part number 013 0362 xx Ground lead with alligator clip Secure the lead to the probe head ground and then to your circuit ground Reorder Tektronix part number 196 3521 xx Ground spring The ground spring minimizes aberrations on high frequency signals caused by the inductance of the ground path giving you measurements with good signal delity Attach the spring to the ground band on the probe tip You can bend the spring out to 0 75 in away from the signal test point Reorder Tektronix part number 016 2028 xx 2 ea Adjustment tool Reorder Tektronix part number 003 1433 xx TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 115 Appendix B TPP0051 TPP0101 and TPP0201 Series 10X Passive Probes Information Optional Accessories You can order the following accessories for your probe Accessory Part number Alligator Ground Lead 12 in 196 3512 xx 6 Clip on Ground Lead 196 3198 xx Ground Spring Short 2 ea 016 2034 xx MicroCKT Test Tip 206 0569 xx Micro Hook Tip 013 0363 xx Universal IC Cap 013 0366 xx Circuit Board Test Poin
16. NOTE When you push the Default Setup button the oscilloscope displays the channel 1 waveform and removes all other waveforms Menu or system Option button or knob Default setting three mode options Sample Averages 16 Acquire Run Stop Run Autorange Off Autorange Mode Vertical and Horizontal Type Off Cursor Source Ch1 Type Vectors Persist Off Format YT Display Backlight 60 Source Ch1 Window Hanning FFT FFT Zoom X1 Position 0 00 s Horizontal Scale seconds division 500 s Operation Sources Ch1 Ch2 Position 0 divs Math Vertical Scale 2 V Source Ch1 Measure all Type None Type Edge Source Ch1 Slope Rising Mode Auto Coupling DC Trigger Holdoff 500 0 ns TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 125 Appendix E Default Setup Menu or system Option button or knob Default setting Coupling DC BW Limit Off Vertical scale volts division Coarse Probe Voltage Voltage Probe Attenuation 10X Current Probe Scale 10 A V Invert Off Position 0 00 divs 0 00 V Vertical system all channels Scale volts division 1 00 V The Default Setup button does not reset the following settings Language option Saved setups Saved reference waveforms Calibration data GPIB setup Probe setup type and attenuation factor Date and time Current folder on the USB as
17. Operating Basics Position Adjusts the horizontal position of all channel and math waveforms The resolution of this control varies with the time base setting NOTE To make a large adjustment to the horizontal position turn the Horizontal Scale knob to a larger value change the horizontal position and then turn the Horizontal Scale knob back to the previous value Acquire Displays the acquisition modes Sample Peat Detect and Average Set to Zero Sets the horizontal position to zero Scale Selects the horizontal time division scale factor Trigger Controls Trigger Menu When it is pressed once it displays the Trigger Menu When it is kept pressed for more than 1 5 seconds it will show the trigger view meaning it will display the trigger waveform in place of the channel waveform Use the trigger view to see how the trigger settings such as coupling affect the trigger signal Releasing the button will stop the trigger view Level When you use an Edge or Pulse trigger the Level knob sets the amplitude level that the signal must cross to acquire a waveform Push this knob to set the trigger level to the vertical midpoint between the peaks of the trigger signal set to 50 Force Trig Use this to complete the waveform acquisition whether or not the oscilloscope detects a trigger This is useful for single sequence acquisitions and Normal trigger mode In Auto trigger mode the oscilloscope automatically forces trigge
18. USB memory device without a duration limitation until the memory device is full The oscilloscope will then guide you to insert another USB memory device to continue saving waveforms 1 Con gure the oscilloscope to use the desired trigger conditions to collect the data Also insert a USB memory device in the front panel USB port 2 Push the front panel Function button 3 Select Data Logging from the resulting side menu to bring up the data logging menu 4 Push Data Logging from the side menu to select On This enables the data logging feature Before turning on the data logging feature you must rst select the source the time duration and the folder 5 Push the Source button to select the signal source to log data from You can use either one of the input channels or the Math waveform 6 Push the Duration button as many times as needed or use the multipurpose knob to select the duration for data logging The selections range from 0 5 hour to 8 hours in 30 minute increments and from 8 hours to 24 hours in 60 minute increments You can select In nite to run data logging with no set time limit 7 Push the Select Folder button to de ne where to store the collected information The resulting menu choices will let you either select an existing folder or de ne a new folder When done push Back to return to the main data logging menu 48 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Application Exampl
19. USE OR PERFORMANCE OF THIS SOFTWARE Copyright 1986 2000 Hwan Design Inc You are hereby granted permission under all Hwan Design propriety rights to use copy modify sublicense sell and redistribute the 4 Baekmuk truetype outline fonts for any purpose and without restriction provided that this notice is left intact on all copies of such fonts and that Hwan Design Int s trademark is acknowledged as shown below on all copies of the 4 Baekmuk truetype fonts BAEKMUK BATANG is a registered trademark of Hwan Design Inc BAEKMUK GULIM is a registered trademark of Hwan Design Inc BAEKMUK DOTUM is a registered trademark of Hwan Design Inc BAEKMUK HEADLINE is a registered trademark of Hwan Design Inc Copyright 2000 2001 efont The Electronic Font Open Laboratory All rights reserved TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 127 Appendix F Font Licenses Redistribution and use in source and binary forms with or without modi cation are permitted provided that the following conditions are met Redistribution of source code must retain the above copyright notice this list of conditions and the following disclaimer Redistributions in binary form must reproduce the above copyright notice this list of conditions and the following disclaimer in the documentation and or other materials provided with the distribution Neither the name of the team nor the names of its contributors may be used to endorse or p
20. a lower intensity erases old waveforms when they reach the time limit In nite Older waveforms become less bright but always remain visible use In nite persistence to look for infrequent events and to measure long term peak to peak noise XY Format Use the XY format to analyze phase differences such as those represented by Lissajous patterns The format plots the voltage on channel 1 against the voltage on channel 2 where channel 1 is the horizontal axis and channel 2 is the vertical axis The oscilloscope uses the untriggered Sample acquisition mode and displays data as dots The sampling rate is xed at 1 MS s NOTE The oscilloscope can capture a waveform in normal YT mode at any sampling rate You can view the same waveform in XY mode To do so stop the acquisition and change the display format to XY In XY format the controls operate as follows The channel 1 Vertical Scale and Vertical Position controls set the horizontal scale and position The channel 2 Vertical Scale and Vertical Position controls continue to set vertical scale and position TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 81 Reference The following functions do not work in XY display format Autoset resets display format to YT Autorange Automatic measurements Cursors Reference or Math waveforms Save Recall Save All Time base controls Trigger controls FFT Options Settings Comments Source waveform O
21. backlight value Vertical Scroll push Scroll to highlight and push to select miscellaneous menu items 14 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Operating Basics Save Recall Displays the Save Recall Menu for setups and waveforms Measure Displays the automated measurements menu Acquire Displays the Acquire Menu Ref Displays the Reference Menu to quickly display and hide reference waveforms stored in the oscilloscope non volatile memory Utility Displays the Utility Menu Cursor Displays the Cursor Menu Cursors remain visible unless the Type option is set to Off after you leave the Cursor Menu but are not adjustable Help Displays the Help Menu Default Setup Recalls the factory setup Autoset Automatically sets the oscilloscope controls to produce a usable display of the input signals When held for more than 1 5 seconds displays the Autorange Menu and activates or deactivates the autoranging function Single Single sequence Acquires a single waveform and then stops Run Stop Continuously acquires waveforms or stops the acquisition Performs the Save function to the USB ash drive Save Input Connectors 1 amp 2 Input connectors for waveform display Ext Trig Input connector for an external trigger source Use the Trigger Menu to select the Ext or Ext 5 trigger source Push and hold the Trigger Menu button to see trigger view which will show how the trigger set
22. frequency per division 4 Sample rate in number of samples per second 5 FFT window type TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 53 FFT Selecting an FFT Window Windows reduce spectral leakage in the FFT spectrum The FFT assumes that the YT waveform repeats forever With an integral number of cycles 1 2 3 the YT waveform starts and ends at the same amplitude and there are no discontinuities in the signal shape A non integral number of cycles in the YT waveform causes the signal start and end points to be at different amplitudes The transitions between the start and end points cause discontinuities in the signal that introduce high frequency transients Applying a window to the YT waveform changes the waveform so that the start and stop values are close to each other reducing the discontinuities 54 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual FFT The FFT function includes three FFT Window options There is a trade off between frequency resolution and amplitude accuracy with each type of window What you want to measure and your source signal characteristics will help you to determine which window to use Window Measure Characteristics Hanning Periodic waveforms Better frequency poorer magnitude accuracy than Flattop Flattop Periodic waveforms Better magnitude poorer frequency accuracy than Hanning Rectangular Pulses or transients Special purpose window for w
23. is connected to a test object 3 To ensure compliance with the EMC standards listed here high quality shielded interface cables should be used 4 The instrument will exhibit 3 0 division waveform displacement and 6 0 division increase in peak to peak noise when subjected to radiated interference per IEC 61000 4 3 5 The instrument will exhibit 2 0 division waveform displacement and 4 0 division increase in peak to peak noise when subjected to conducted interference per IEC 61000 4 6 6 Performance Criterion C applied at the 70 25 cycle Voltage Dip and the 0 250 cycle Voltage Interruption test levels IEC 61000 4 11 If the instrument powers down upon a voltage dip or interruption it will take longer than ten seconds to return to the previous operating state Australia New Zealand Declaration of Conformity EMC Complies with the EMC provision of the Radiocommunications Act per the CISPR 11 2003 Radiated and Conducted Emissions Group 1 Class A in accordance with EN 61326 1 2006 and EN 61326 2 1 2006 Australia New Zealand contact Baker amp McKenzie Level 27 AMP Centre 50 Bridge Street Sydney NSW 2000 Australia FCC EMC Exempt from FCC 47 CFR Part 15 Russian Federation This product is approved by the Russian government to carry the GOST mark x TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Compliance information Safety compliance This section lists the safety
24. is detected For oscilloscope speci c descriptions refer to the Reference chapter See page 73 Autoset 26 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Application Examples Taking Automatic Measurements The oscilloscope can take automatic measurements of most displayed signals NOTE If a question mark appears in the Value readout the signal is outside the measurement range Adjust the Vertical Scale knob volts division of the appropriate channel to decrease the sensitivity or change the horizontal Scale setting seconds division To measure signal frequency period and peak to peak amplitude rise time and positive width follow these steps 1 Push the Measure button to see the Measure Menu 2 Push the channel 1 or the 2 button The measure menu appears to the left 3 Turn the Multipurpose knob to highlight the desired measurement Push the knob to select the desired measurement The Value readout displays the measurement and updates 4 Push the channel 1 or 2 button to select another measurement You can display up to six measurements on the screen at a time Measure Gating On Off Ch1 Ch2 Math Measurements Period Frequency Peak Peak Minimum Maximum Mean Cycle Mean Cursor Mean RMS Cycle RMS Cycle RMS Rise Time TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 27 Application Examples Measuring Two Signals If you are testing a piece of eq
25. is directly transmitted to the product Do not apply a potential to any terminal including the common terminal that exceeds the maximum rating of that terminal Do not oat the common terminal above the rated voltage for that terminal Do not operate without covers Do not operate this product with covers or panels removed or with the case open Hazardous voltage exposure is possible Avoid exposed circuitry Do not touch exposed connections and components when power is present Do not operate with suspected failures If you suspect that there is damage to this product have it inspected by quali ed service personnel Disable the product if it is damaged Do not use the product if it is damaged or operates incorrectly If in doubt about safety of the product turn it off and disconnect the power cord Clearly mark the product to prevent its further operation Before use inspect voltage probes test leads and accessories for mechanical damage and replace when damaged Do not use probes or test leads if they are damaged if there is exposed metal or if a wear indicator shows Examine the exterior of the product before you use it Look for cracks or missing pieces Use only speci ed replacement parts Use proper fuse Use only the fuse type and rating speci ed for this product TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual v Important safety information Wear eye protection Wear eye protection if expo
26. les into many spreadsheet and math analysis applications Options Settings or submenus Comments File Speci es to save the source waveform data to a le on a USB ash drive Save To Ref Speci es to save the source waveform data in reference memory Source 1 Ch x Ref x Math Speci es which source waveform to save To Ref x Speci es the reference memory location in which to save the source waveform Lists the contents of the current USB ash drive folder Change Folder Select Folder New Folder See page 60 File Management Conventions See page 104 File Utilities for the USB Flash Drive Save lename such as TEK0000 CSV Saves the waveform data to the automatically generated le name in the current USB ash drive folder 1 Waveform must be displayed to save it as a reference waveform Recall Setup The Recall Setup action recalls an oscilloscope setup le from a USB ash drive or from a location in nonvolatile setup memory TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 93 Reference Options Settings or submenus Comments Setup Speci es to recall a setup from the nonvolatile memory Recall From File Speci es to recall a setup le from a USB ash drive Setup 1 to 10 Speci es which setup location in nonvolatile setup memory to recall Lists the contents of the current USB ash drive folder to select a le from Select File Chang
27. minutes to ensure it is warmed up To compensate the signal path disconnect any probes or cables from the input connectors Then access the Utility Do Self Cal option and follow the directions on the screen TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 7 Getting Started Firmware Updates Through the Internet Update your TBS1000B s rmware to take advantage of new features and bug xes You can use the Internet and a USB ash drive to update your oscilloscope If you do not have access to the Internet contact Tektronix for information on update procedures Check the version of your current rmware 1 Power on the oscilloscope 2 For the TBDS1000B Push Utility more page 1 of 2 System Status Misc For the TBDS1000B EDU Push Utility more page 1 of 3 more page 2 of 3 System Status Misc 3 The oscilloscope displays the rmware version number Check the version of the latest available rmware 1 Open up a Web browser and go to www tektronix com software 2 Enter TBS1000B in the search box 3 Scan the list of available software for the latest TBS1000B rmware Check the version number If the latest available rmware Is newer than that on your TBS1000B update your product s rmware 1 Download the latest rmware from www tektronix com software to your PC Unzip the les if needed and copy the designated rmwar
28. mode was changed to Sample When there is enough waveform noise a typical peak detect display shows large black areas The oscilloscope displays this area with diagonal lines to improve display performance Typical peak detect display TBS1000B peak detect display Average Use Average acquisition mode to reduce random or uncorrelated noise in the signal you want to display Data is acquired in sample mode then a number of waveforms are averaged together Select the number of acquisitions 4 16 64 or 128 to average for the waveform Run Stop Button Push the Run Stop button when you want the oscilloscope to continuously acquire waveforms Push the button again to stop the acquisition 70 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Reference Single Button Push the Single single sequence button when you want the oscilloscope to acquire a single waveform and then stop Each time you push the Single button the oscilloscope begins to acquire another waveform After the oscilloscope detects a trigger it completes the acquisition and stops Acquisition mode Single button Sample Peak Detect Sequence is complete when one acquisition is acquired Average Sequence is complete when the de ned number of acquisitions is reached See page 69 Acquire Scan Mode Display You can use the Horizontal Scan acquisition mode also called Roll mode to continuously monitor signals that change slowly The oscilloscope di
29. not enough memory available The term folder refers to a directory location on the USB ash drive The default location for the le save or le recall functions is the current folder usb0 is the root folder The oscilloscope resets the current folder to usb0 when you power on the oscilloscope or when you insert a USB ash drive after the oscilloscope is powered on 60 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual USB Flash Drive and Device Ports File names can have one to eight characters followed by a period and then followed with an extension of one to three characters The oscilloscope displays long le names created on PC operating systems with the shortened le name from the operating system File names are case insensitive and are displayed in upper case You can use the File Utilities menu to do the following tasks List the contents of the current folder Select a le or folder Navigate to other folders Create rename and delete les and folders Format the USB ash drive See page 104 File Utilities for the USB Flash Drive Saving and Recalling Files With a USB Flash Drive There are two ways to operate the USB ash drive for le storage through the Save Recall menu through the alternative Save function of the front panel Save button You can use the following Save Recall menu options to write data to or retrieve data from a USB ash drive Sa
30. other products when the effect of such modi cation or integration increases the time or dif culty of servicing the product THIS WARRANTY IS GIVEN BY TEKTRONIX WITH RESPECT TO THE PRODUCT IN LIEU OF ANY OTHER WARRANTIES EXPRESS OR IMPLIED TEKTRONIX AND ITS VENDORS DISCLAIM ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE TEKTRONIX RESPONSIBILITY TO REPAIR OR REPLACE DEFECTIVE PRODUCTS IS THE SOLE AND EXCLUSIVE REMEDY PROVIDED TO THE CUSTOMER FOR BREACH OF THIS WARRANTY TEKTRONIX AND ITS VENDORS WILL NOT BE LIABLE FOR ANY INDIRECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES IRRESPECTIVE OF WHETHER TEKTRONIX OR THE VENDOR HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES W2 15AUG04 Table of Contents Important safety information iv General safety summary iv Service safety summary vii Terms in this manual viii Symbols and terms on the product viii Compliance information ix EMC compliance
31. provides shock vibration impact and moisture protection for the oscilloscope when you transport it from one place to another The required soft case ts inside the transit case 122 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Appendix D Cleaning General Care Do not store or leave the oscilloscope where the LCD display will be exposed to direct sunlight for long periods of time CAUTION To avoid damage to the oscilloscope or probes do not expose them to sprays liquids or solvents Cleaning Inspect the oscilloscope and probes as often as operating conditions require To clean the exterior surface perform the following steps 1 Remove loose dust on the outside of the oscilloscope and probes with a lint free cloth Use care to avoid scratching the clear glass display lter 2 Use a soft cloth dampened with water to clean the oscilloscope Use an aqueous solution of 75 isopropyl alcohol for more ef cient cleaning CAUTION To avoid damage to the surface of the oscilloscope or probes do not use any abrasive or chemical cleaning agents TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 123 Appendix D Cleaning 124 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Appendix E Default Setup This appendix describes the options buttons and controls that change settings when you push the Default Setup button The last page of this appendix lists settings that do not change
32. running the lab select Report from the side bezel menu Use the resulting side bezel menu to enter your student identi cation number 6 Push OK from the side bezel menu 7 On the resulting course report push Save on the side bezel menu This will save the report onto an attached USB memory device Course Overview Procedure Data Collection Reports Back 78 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Reference Cursor Push the Cursor button to display the measurement cursors and Cursor Menu and then use the multipurpose knob to change the position of a cursor Options Settings Comments Type 1 Time Amplitude Off Select and display the measurement cursors Time measures time frequency and amplitude Amplitude measures amplitude such as current or voltage Source Ch1 Ch2 FFT Math Ref A Ref B Choose the waveform on which to take the cursor measurements Cursor readouts display the measurement Displays the absolute value of the difference delta between the cursors Cursor 1 Cursor 2 Displays selected cursor location time is referenced to the trigger position and amplitude to the reference connection 1 For an FFT source measures Frequency and Magnitude Delta values vary with the following types of cursors Time cursors display t 1 t and V or I VV and so on Amplitude cursors and Magnitude cursors FFT source display V I VV
33. standards with which the product complies and other safety compliance information EU declaration of conformity low voltage Compliance was demonstrated to the following speci cation as listed in the Of cial Journal of the European Union Low Voltage Directive 2006 95 EC EN 61010 1 Safety Requirements for Electrical Equipment for Measurement Control and Laboratory Use Part 1 General Requirements EN 61010 2 030 Safety Requirements for Electrical Equipment for Measurement Control and Laboratory Use Part 2 030 Particular requirements for testing and measuring circuits EN 61010 031 Particular requirements for handheld probe assemblies for electrical measurement and test equipment U S nationally recognized testing laboratory listing UL 61010 1 Safety Requirements for Electrical Equipment for Measurement Control and Laboratory Use Part 1 General Requirements UL 61010 2 030 Safety Requirements for Electrical Equipment for Measurement Control and Laboratory Use Part 2 030 Particular requirements for testing and measuring circuits UL 61010 031 Particular requirements for handheld probe assemblies for electrical measurement and test equipment Canadian certi cation CAN CSA C22 2 No 61010 1 Safety Requirements for Electrical Equipment for Measurement Control and Laboratory Use Part 1 General Requirements CAN CSA C22 2 No 61010 2 030 Safety Requirements for Electrical Equipm
34. the Autoset function For those beginning labs where it is important for a student to learn the basic operation of the scope disabling Autoset will help them apply their knowledge of oscilloscope operation instead of taking shortcuts with the Autoset button System Status Horizontal vertical trigger miscellaneous Non EDU models Options Settings Comments Display Type Vectors Dots Persist 1 sec 2 sec 5 sec In nite Off Format YT XY Backlight 1 to 100 Language English French German Italian Spanish Japanese Portuguese Simpli ed Chinese Traditional Chinese Korean Selects the display language of the oscilloscope Do Self Cal Performs a self calibration Probe check File Utilities Displays folder le and USB ash drive options See page 104 Options Rear USB Port auto detect printer computer printer setup GPIB setup Set date and time error log System Status Horizontal vertical trigger miscellaneous 102 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Reference Display Settings Comments Type Vectors or Dots Persistence 1 second 2 seconds 5 seconds in nite or off Format YT or XY YT is the normal oscilloscope mode of operation It displays volltage vertically versus time horizontally XY displays channel 1 s voltage versus channel 2 s voltage Backlight File Utiliities Settings Comments Change Folder New Fol
35. the Saves All To Files function access the Utility File Utilities menu Source File name Ch x FnnnnCHx CSV where nnnn is an automatically generated number and x is the channel number Math FnnnnMTH CSV Ref x FnnnnRFx CSV where x is the reference memory letter Screen Image FnnnnTEK where is the current le format Settings FnnnnTEK SET TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 63 USB Flash Drive and Device Ports File type Contents and uses CSV Contains ASCII text strings that list the time relative to the trigger and amplitude values for each of the 2500 waveform data points you can import CSV les into many spreadsheet and math analysis applications SET Contains an ASCII text string listing of the oscilloscope settings refer to the TBS1000B TDS2000C and TPS2000 Series Digital Oscilloscopes Programmer Manual to decode strings Screen images Import les into spreadsheet and word processing applications type of image le depends on the application NOTE The oscilloscope stores these settings until you change them even if you push the Default Setup button Saves Image to File This option lets you save the oscilloscope screen image to a le named TEKnnnn where the is the current Saves Image to File format The next table lists the le formats File format Extension Comments BMP BMP This bitmap format uses a lossless algorithm and is compa
36. to the Reference chapter See page 84 Horizontal TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 21 Understanding Oscilloscope Functions Time Domain Aliasing Aliasing occurs when the oscilloscope does not sample the signal fast enough to construct an accurate waveform record When this happens the oscilloscope displays a waveform with a frequency lower than the actual input waveform or triggers and displays an unstable waveform Actual high frequency waveform Apparent low frequency waveform due to aliasing Sample points The oscilloscope accurately represents signals but is limited by the probe bandwidth the oscilloscope bandwidth and the sample rate To avoid aliasing the oscilloscope must sample the signal more than twice as fast as the highest frequency component of the signal The highest frequency that the oscilloscope sampling rate can theoretically represent is the Nyquist frequency The sample rate is called the Nyquist rate and is twice the Nyquist frequency The oscilloscope maximum sample rates are at least ten times the bandwidth These high sample rates help reduce the possibility of aliasing There are several ways to check for aliasing Turn the horizontal Scale knob to change the horizontal scale If the shape of the waveform changes drastically you may have aliasing Select the Peak Detect acquisition mode See page 20 Peak Detect This mode samples the highest and lowest values so th
37. within the product do not have either rating Mains overvoltage category rating Overvoltage category II as de ned in IEC 61010 1 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual xiii Compliance information Environmental considerations This section provides information about the environmental impact of the product Product end of life handling Observe the following guidelines when recycling an instrument or component Equipment recycling Production of this equipment required the extraction and use of natural resources The equipment may contain substances that could be harmful to the environment or human health if improperly handled at the product s end of life To avoid release of such substances into the environment and to reduce the use of natural resources we encourage you to recycle this product in an appropriate system that will ensure that most of the materials are reused or recycled appropriately This symbol indicates that this product complies with the applicable European Union requirements according to Directives 2002 96 EC and 2006 66 EC on waste electrical and electronic equipment WEEE and batteries For information about recycling options check the Support Service section of the Tektronix Web site www tektronix com Restriction of hazardous substances This product is classi ed as an industrial monitoring and control instrument and is not required to comply with the substance restrictio
38. 00B EDU Series Oscilloscopes User Manual 107 Reference 108 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Appendix A Speci cations You can nd a more complete list of TBS1000B and TBS1000B EDU product speci cations in the TBS1000B and TBS1000B EDU Series Oscilloscopes Service Manual Oscilloscope Speci cations Table 1 Model overview TBS1052B EDU TBS1072B EDU TBS1102B EDU TBS1152B EDU TBS1202B EDU Bandwidth 50 MHz 70 MHz 100 MHz 150 MHz 200 MHz Channels 2 2 2 2 2 Sample rate of each channel 1 0 GS s 1 0 GS s 2 0 GS s 2 0 GS s 2 0 GS s Record length 2 5k points at all time bases Table 2 Vertical system Analog channels Characteristic Description Vertical resolution 8 bits Input sensitivity range 2 mV to 5 V div on all models with calibrated ne adjustment DC gain accuracy 3 from 10 mV div to 5 V div Maximum input voltage 300 VRMS CAT II derated at 20 dB decade above 100 kHz to 13 Vpp AC at 3 MHz Offset range 2 mV to 200 mV div at 1 8 V gt 200 mV to 5 V div 45 V Bandwidth limit 20 MHz Input coupling AC DC Ground Input impedance 1 M in parallel with 20 pF Vertical zoom Vertically expand or compress a live or stopped waveform Table 3 Horizontal system Analog channels Characteristic Description Time base range 5 ns to 50 s div Time base accuracy 50 ppm Horizontal zoom Horizontally expand or compress a live or stoppe
39. 23 Burst width 87 cursor 23 30 Cycle area 89 Cycle mean 88 Cycle RMS 88 de ned 86 DelayFR 86 DelayRF 86 DelayRR 86 Fall time 86 Falling edge count 88 FFT spectrum 58 Frequency 86 graticule 23 High 87 Low 88 Max 88 Mean 88 Min 88 Negative duty cycle 86 Negative overshoot 87 Negative pulse count 89 Negative pulse width 86 Peak to peak 87 Period 86 Phase 87 Positive duty cycle 86 Positive overshoot 87 Positive pulse count 89 Positive pulse width 86 Rise time 86 Rising edge count 88 RMS 88 types 85 Memory screen images 91 setups 91 USB ash drive 59 waveforms 91 Menu system using 12 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 131 Index Menus Acquire 69 Autorange 71 Autoset 73 Cursor 79 Display 80 FFT 53 Help 84 Horizontal 84 Math 84 Measure 85 Ref 90 Save Recall 91 Trigger 96 Utility 101 Vertical 106 Messages 11 Min measurement 88 Multiply waveforms Math menu 84 Multipurpose knob 14 N Navigation le system 104 Negative Duty Cycle measurement 86 Negative Overshoot measurement 87 Negative pulse count measurement 89 Negative Pulse Width measurement 86 Noise reduction Average mode 69 Math subtraction 85 trigger coupling 97 vertical bandwidth limit 106 Nonvolatile memory reference waveform les 91 setup les 91 Normal operation recall default setup 18 Normal trigger mode 97 NTSC video standard
40. 5 x 5 in 4 x 6 in 2L 5 x 7 in 8 x 10 in 4L 7 x 10 in E Card Hagaki card 6 x 8 cm 7 x 10 cm 9 x 13 cm 10 x 15 cm 13 x 18 cm 15 x 21 cm 18 x 24 cm A4 Letter Paper Type 2 Default Plain Photo Fast Photo Print Quality 2 Default Normal Draft Fine Date Print 2 Default Off On ID Print 2 Default Off On 1 The printer may override your selection for best t 2 If your selection is not supported by the printer the oscilloscope uses the Default setting Reference Menu The Reference menu can turn on or turn off reference memory waveforms from the display The waveforms are stored in the non volatile memory of the oscilloscope and have the following designations RefA and RefB To display recall or hide a reference waveform follow these steps 1 Push the Ref front panel button 2 Push the side menu button corresponding to the reference waveform you wish to display or hide 90 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Reference Reference waveforms have the following characteristics Reference waveforms are displayed in white Two reference waveforms can be displayed at the same time Vertical and horizontal scale readouts display at the bottom of the screen Reference waveforms cannot be zoomed or panned You can display one or two reference waveforms at the same time as live channel waveforms If you display two reference waveforms you must hide one waveform befor
41. 6 2 1 2006 EMC requirements for electrical equipment for measurement control and laboratory use 1 2 3 CISPR 11 2003 Radiated and conducted emissions Group 1 Class A IEC 61000 4 2 2001 Electrostatic discharge immunity IEC 61000 4 3 2002 RF electromagnetic eld immunity 4 IEC 61000 4 4 2004 Electrical fast transient burst immunity IEC 61000 4 5 2001 Power line surge immunity IEC 61000 4 6 2003 Conducted RF immunity 5 IEC 61000 4 11 2004 Voltage dips and interruptions immunity 6 EN 61000 3 2 A1 A2 2009 AC power line harmonic emissions EN 61000 3 3 2008 Voltage changes uctuations and icker European contact Tektronix UK Ltd Western Peninsula Western Road Bracknell RG12 1RF United Kingdom EMC compliance Meets the intent of Directive 2004 108 EC for Electromagnetic Compatibility when it is used with the product s stated in the speci cations table Refer to the EMC speci cation published for the stated products May not meet the intent of the directive if used with other products European contact Tektronix UK Ltd Western Peninsula Western Road Bracknell RG12 1RF TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual ix Compliance information United Kingdom 1 This product is intended for use in nonresidential areas only Use in residential areas may cause electromagnetic interference 2 Emissions which exceed the levels required by this standard may occur when this equipment
42. 8 6 9 0 kg lb Instrument only 2 0 4 4 Weight Instrument with accessories 2 2 4 9 mm inches Width 482 6 19 0 Height 177 8 7 0 RM2000B rackmount Depth 108 0 4 25 Table 16 Environmental Characteristic Description Temperature Operating 0 to 50 C Non operating 40 to 71 C Humidity Operating and non operating Up to 85 relative humidity RH at or below 40 C Up to 45 RH at or below 50 C Altitude Operating and non operating Up to 3 000 m 9 843 feet 112 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Appendix B TPP0051 TPP0101 and TPP0201 Series 10X Passive Probes Information The TPP0051 TPP0101 amp TPP0201 Series 10X Passive Probes are high impedance passive probes with 10X attenuation They are designed for use with TBS1000B oscilloscopes These oscilloscopes have 20 pF of input capacitance The compensation range of these probes is 15 25 pF The probes have no user or Tektronix serviceable parts WARNING Do not oat the TPP0051 TPP0101 and TPP0201 probes on any oscilloscope Connecting the Probe to the Oscilloscope Connect the probe as shown in the illustrations below Compensating the Probe Due to variations in oscilloscope input characteristics the low frequency compensation of the probe may need adjustment after moving the probe from one oscilloscope channel to another If a 1 kHz calibrated square wave displayed at 1 ms
43. 8 V this extends the trigger level range AC Line 1 Uses a signal derived from the power line as the trigger source trigger coupling is set to DC and the trigger level to 0 volts You can use the AC Line when you need to analyze signals related to the frequency of the power line such as lighting equipment and power supply devices the oscilloscope automatically generates the trigger sets the Trigger Coupling to DC and sets the Trigger Level to zero volts 1 Available only when you select the Edge trigger type NOTE To view an Ext Ext 5 or AC Line trigger signal push and hold down the Trigger Menu button for more than 1 5 seconds to enable trigger view TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 97 Reference Coupling Coupling allows you to lter the trigger signal used to trigger an acquisition Option Details DC Passes all components of the signal Noise Reject Adds hysteresis to the trigger circuitry this reduces sensitivity which reduces the chance of falsely triggering on noise HF Reject Attenuates the high frequency components above 80 kHz LF Reject Blocks the DC component and attenuates the low frequency components below 300 kHz AC Blocks DC components and attenuates signals below 10 Hz NOTE Trigger coupling affects only the signal passed to the trigger system It does not affect the bandwidth or coupling of the signal displayed on the screen Pretrigger The trigger position is ty
44. 98 Nyquist frequency 52 O OpenChoice software installation 65 Oscilloscope connecting to a GPIB system 67 connecting to a PC 66 front panels 9 set date and time 104 understanding functions 17 P PAL video standard 98 Panning horizontal 21 vertical 21 PC connecting to an oscilloscope 66 Peak Detect acquisition mode 20 70 Peak Detect mode 69 Peak to peak measurement 87 Peak to peak noise 81 Period measurement 86 Persistence 80 81 Phase differences 81 Phase measurement 87 Polarity Pulse Width trigger 99 Video trigger sync 98 Ports USB ash drive 59 Position horizontal 21 84 trigger 98 vertical 106 Position control horizontal 13 vertical 12 Positive Duty Cycle measurement 86 Positive Overshoot measurement 87 Positive pulse count measurement 89 Positive Pulse Width measurement 86 Power 2 Power cords 2 ordering 122 Power Cycle count 103 Pretrigger 18 Pretrigger view 98 PROBE COMP connections 15 Probe option match current probe scale 7 match voltage probe attenuation 6 Probes Attenuation switch 6 compensation 15 current and scale 7 safety 5 voltage and attenuation 106 voltage probe manual compensation 6 Programmer manual ordering 122 Pulse signal Autoset function 75 Pulse width measurements using cursors 32 Pulse Width triggering 99 R Readout Acquisition 10 Center graticule time 10 Channel 11 FFT 53 general 9 Horizontal position scale
45. B and TBS1000B EDU Series Oscilloscopes User Manual Reference Recalling the Default Setup You can push the Default Setup button to initialize the oscilloscope to a known setup To view option and control settings that the oscilloscope recalls when you push this button refer to Appendix D Default Setup Saving and Recalling Waveforms The oscilloscope must display any waveform that you want to save Two channel oscilloscopes can store two reference waveforms in internal nonvolatile memory Four channel oscilloscopes can store four but only display two at a time The oscilloscope can display both reference waveforms and channel waveform acquisitions Reference waveforms are not adjustable but the oscilloscope displays the horizontal and vertical scales at the bottom of the screen Trend Plot non EDU models only The trend function plots a graph of measurements as a function of time You can display up to two trend plots simultaneously The TrendPlot function helps nd intermittent faults To run select the type of measurements to capture from either or both channels and then set up the oscilloscope to continuously monitor the signals plot the data onto the display and simultaneously save the information to a USB memory device You ll be able to capture data for minutes hours or days Just evaluate your requirement and the size of your USB memory device and then adjust your oscilloscope settings To operate Options Settin
46. Coupling AC DC Noise Reject HF Reject LF Reject Selects the components of the trigger signal applied to the trigger circuitry See page 98 Key Points Mode Options The Auto mode default forces the oscilloscope to trigger when it does not detect a trigger within a certain amount of time based on the horizontal scale setting You can use this mode in many situations such as to monitor the level of a power supply output Use the Auto mode to let the acquisition free run in the absence of a valid trigger This mode allows an untriggered scanning waveform at 100 ms div or slower time base settings The Normal mode updates displayed waveforms only when the oscilloscope detects a valid trigger condition The oscilloscope displays older waveforms until the oscilloscope replaces them with new ones Use the Normal mode when you want to see only valid triggered waveforms When you use this mode the oscilloscope does not display a waveform until after the rst trigger To perform a Single Sequence acquisition push the Single button Source Options Source option Details Ch1 Ch2 Triggers on a channel whether or not the waveform is displayed Ext Does not display the trigger signal the Ext option uses the signal connected to the Ext Trig front panel BNC and allows a trigger level range of 1 6 V to 1 6 V Ext 5 Same as Ext option but attenuates the signal by a factor of ve and allows a trigger level range of 8 V to
47. Cycle Mean Cursor Mean Burst Width Pos Overshoot Neg Overshoot Area Cycle Area High Low Delay RR Delay RF Delay FR Delay FF Table 9 Waveform math Characteristic Description Arithmetic Add Subtract Multiply Math functions FFT FFT Windows Hanning Flat Top Rectangular 2 048 sample points Sources Ch1 Ch2 Ch2 Ch1 Ch1 Ch2 Ch1 Ch2 Table 10 Autoset Characteristic Description Autoset menu Single button automatic setup of all channels for vertical horizontal and trigger system with undo Autoset Square wave Single Cycle Multicycle Rising or Falling Edge Sine wave Single Cycle Multicycle FFT Spectrum Video NTSC PAL SECAM Field All Odd or Even Line All or Selectable Line Number Table 11 Autorange Characteristic Description Autorange Automatically adjust vertical and or horizontal oscilloscope settings when the probe is moved from point to point or when the signal exhibits large changes Table 12 Frequency counter Characteristic Description Resolution 6 digits Accuracy typical 51 parts per million including all frequency reference errors and 1 count errors Frequency range AC coupled 10 Hz minimum to rated bandwidth Frequency counter signal source Pulse width or edge selected trigger source Frequency counter measures selected trigger source at all times in pulse width and edge mode including when the oscilloscope acquisition is halted due to ch
48. Injury Ground Referenced Oscilloscope Use Do not oat the reference lead of this probe when using with ground referenced oscilloscopes for example TBS series oscilloscopes The reference lead must be connected to earth potential 0 V Connect and Disconnect Properly Connect the probe output to the measurement instrument before connecting the probe to the circuit under test Disconnect the probe input and the probe reference lead from the circuit under test before disconnecting the probe from the measurement instrument Avoid Electric Shock Do not connect or disconnect probes or test leads while they are connected to a voltage source Observe All Terminal Ratings To avoid re or shock hazard observe all ratings and markings on the product Consult the product manual for further ratings information before making connections to the product 118 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Appendix B TPP0051 TPP0101 and TPP0201 Series 10X Passive Probes Information Avoid Electric Shock When using probe accessories never exceed the lowest rating of the probe or its accessory whichever is less including the measurement category and voltage rating Inspect the Probe and Accessories Before each use inspect the probe and accessories for damage cuts tears defects in the probe body accessories cable jacket etc Do not use if damaged Do Not Operate in Wet Damp Conditions Do Not Operate in an Explosive
49. Options Settings or submenus Comments Lists the contents of the current USB ash drive folder Change Folder New Folder See page 60 File Management Conventions See page 104 File Utilities for the USB Flash Drive Select Folder Back Returns to the Save All menu About Save All Displays the help topic Save Image The Save Image action saves a screen image to a le in a speci ed format Options Settings or submenus Comments File Format BMP JPEG Sets the screen image graphics le format About Saving Images Displays the help topic Lists the contents of the current USB ash drive folder and displays the folder options Change Folder New Folder See page 60 File Management Conventions See page 104 File Utilities for the USB Flash Drive Layout 1 Portrait Landscape Select portrait or landscape image layout Select Folder Ink Saver 1 On Off Activates or deactivates Ink Saver mode Save lename such as TEK0000 TIF Saves the screen image to the automatically generated le name in the current USB ash drive folder 1 See page 90 Print Ready Screenshots When the print button option is set to Saves Image to File the oscilloscope saves screen images to a USB ash drive when you push the Save button See page 64 Saves Image to File Save Setup The Save Setup action saves the current oscilloscope settings to a le named TEKnnnn SET in a speci ed folder
50. Power cord Ventilation NOTE The oscilloscope cools by convection Keep two inches clear on the sides and top of the product to allow adequate air ow TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 3 Getting Started Functional Check Perform this functional check to verify that your oscilloscope is operating correctly ON OFF button 1 Power on the oscilloscope Push the Default Setup button The default Probe option attenuation setting is 10X Default Setup button PROBE COMP 2 Connect the TPP0051 TPP0101 or TP0201 probe to channel 1 on the oscilloscope To do this align the slot in the probe connector with the key on the channel 1 BNC push to connect and twist to the right to lock the probe in place Connect the probe tip and reference lead to the PROBE COMP terminals 3 Push the Autoset button Within a few seconds you should see a square wave in the display of about 5V peak to peak at 1 kHz Push the channel 1 menu button on the front panel twice to remove channel 1 push the channel 2 menu button to display channel 2 and repeat steps 2 and 3 Calibration PASSED 4 Check that the instruction passed the calibration tests Push Utility more page 1 of 2 push more again on EDU models System Status Misc Look for Calibration PASSED 4 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Getting Started Probe Safety Check and observe probe ratings before us
51. SB Device Port 65 Installing the PC Communications Software on a PC 65 Connecting to a PC 66 Connecting to a GPIB System 67 Command Entry 68 Reference 69 Acquire 69 Autorange 71 Autoset 73 Counter 76 Course EDU models only 77 Cursor 79 Default Setup
52. User Manual Application Examples Analyzing Signal Detail You have a noisy signal displayed on the oscilloscope and you need to know more about it You suspect that the signal contains much more detail than you can now see in the display Looking at a Noisy Signal The signal appears noisy and you suspect that noise is causing problems in your circuit To better analyze the noise follow these steps 1 Push the Acquire button to see the Acquire Menu 2 Push the Peak Detect option button Peak detect emphasizes noise spikes and glitches in your signal especially when the time base is set to a slow setting Separating the Signal from Noise Now you want to analyze the signal shape and ignore the noise To reduce random noise in the oscilloscope display follow these steps 1 Push the Acquire button to see the Acquire Menu 2 Push the Average option button 3 Turn the Multipurpose knob to highlight different numbers of averages from the pop up menu As you push the knob to select a different number you can TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 35 Application Examples see the effects of varying the number of running averages on the waveform display Averaging reduces random noise and makes it easier to see detail in a signal In the example below a ring shows on the rising and falling edges of the signal when the noise is removed Capturing a Single Shot Signal The reliability of a re
53. User Manual vii Important safety information Terms in this manual These terms may appear in this manual WARNING Warning statements identify conditions or practices that could result in injury or loss of life CAUTION Caution statements identify conditions or practices that could result in damage to this product or other property Symbols and terms on the product These terms may appear on the product DANGER indicates an injury hazard immediately accessible as you read the marking WARNING indicates an injury hazard not immediately accessible as you read the marking CAUTION indicates a hazard to property including the product When this symbol is marked on the product be sure to consult the manual to nd out the nature of the potential hazards and any actions which have to be taken to avoid them This symbol may also be used to refer the user to ratings in the manual The following symbol s may appear on the product viii TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Compliance information This section lists the EMC electromagnetic compliance safety and environmental standards with which the instrument complies EMC compliance EC Declaration of Conformity EMC Meets intent of Directive 2004 108 EC for Electromagnetic Compatibility Compliance was demonstrated to the following speci cations as listed in the Of cial Journal of the European Communities EN 61326 1 2006 EN 6132
54. act or expand relative to the ground reference level For oscilloscope speci c descriptions refer to the Operating Basics chapter See page 12 Vertical Controls Refer also to the Reference chapter See page 106 Vertical Controls Horizontal Scale and Position Pretrigger Information You can adjust the Horizontal Position control to view waveform data before the trigger after the trigger or some of each When you change the horizontal position of a waveform you are actually changing the time between the trigger and the center of the display This appears to move the waveform to the right or left on the display For example if you want to nd the cause of a glitch in your test circuit you might trigger on the glitch and make the pretrigger period large enough to capture data before the glitch You can then analyze the pretrigger data and perhaps nd the cause of the glitch You change the horizontal scale of all the waveforms by turning the Horizontal Scale knob For example you might want to see just one cycle of a waveform to measure the overshoot on its rising edge The oscilloscope shows the horizontal scale as time per division in the scale readout Since all active waveforms use the same time base the oscilloscope only displays one value for all the active channels except when you use zoom feature For oscilloscope speci c descriptions refer to the Operating Basics chapter See page 13 Position Refer also
55. ad Time The oscilloscope reads the internal structure of a USB ash drive each time you install a drive The time to complete the read depends on the size of the ash drive how the drive is formatted and the number of les stored on the drive NOTE To signi cantly shorten the initial read time of 64 MB and larger USB ash drives format the drive on your PC Formatting a Flash Drive The Format function deletes all data on the USB ash drive To format a ash drive follow these steps 1 Insert a USB ash drive into the Flash Drive port on the front of the oscilloscope 2 Push the Utility button to see the Utility Menu 3 Push File Utilities More Format 4 Select Yes to format the ash drive Flash Drive Capacities The oscilloscope can store the following types and number of les per 1 MB of USB ash drive memory 5 Save All operations See page 63 Saves All to Files See page 91 Save All 16 screen image les capacity depends on the image format See page 64 Saves Image to File See page 92 Save Image 250 oscilloscope setting SET les See page 92 Save Setup 18 waveform CSV les See page 93 Save Waveform File Management Conventions The oscilloscope uses the following le management conventions for data storage The oscilloscope checks for available space on the USB ash drive before writing les and displays a warning message if there is
56. al scale of the signal Select the factor that matches the attenuation of your probe For example to match a probe set to 10X connected to CH 1 push the 1 Probe Voltage Attenuation option and select 10X NOTE The default setting for the Attenuation option is 10X 6 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Getting Started If you change the Attenuation switch on a P2220 probe you also need to change the oscilloscope Attenuation option to match Switch settings are 1X and 10X Attenuation switch NOTE When the Attenuation switch is set to 1X the P2220 probe limits the bandwidth of the oscilloscope to 6 MHz To use the full bandwidth of the oscilloscope be sure to set the switch to 10X Current Probe Scaling Current probes provide a voltage signal proportional to the current You need to set the oscilloscope to match the scale of your current probe The default scale is 10 A V For example to set the scale for a current probe connected to channel 1 push the 1 Probe Current Scale option and select an appropriate value Self Calibration The self calibration routine lets you optimize the oscilloscope signal path for maximum measurement accuracy You can run the routine at any time but you should always run the routine if the ambient temperature changes by 5 C 9 F or more The routine takes about two minutes For accurate calibration power on the oscilloscope and wait twenty
57. al from noise Capturing a single shot signal Optimizing the acquisition Measuring propagation delay Triggering on a pulse width Triggering on a video signal Triggering on video elds and video lines Using the window function to see waveform details Analyzing a differential communication signal using Math functions Viewing impedance changes in a network using XY mode and persistence Data logging non EDU models only Limit testing non EDU models only TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 25 Application Examples Taking Simple Measurements You need to see a signal in a circuit but you do not know the amplitude or frequency of the signal You want to quickly display the signal and measure the frequency period and peak to peak amplitude Using Autoset To quickly display a signal follow these steps 1 Push the 1 channel 1 menu button 2 Push Probe Voltage Attenuation 10X 3 If using P2220 probes set their switches to 10X 4 Connect the channel 1 probe tip to the signal Connect the reference lead to the circuit reference point 5 Push the Autoset button The oscilloscope sets the vertical horizontal and trigger controls automatically If you want to optimize the display of the waveform you can manually adjust these controls NOTE The oscilloscope displays relevant automatic measurements in the waveform area of the screen based on the signal type that
58. and so on Frequency cursors FFT source display 1 Hz and dB NOTE The oscilloscope must display a waveform for the cursors and cursor readouts to appear NOTE The oscilloscope displays the time and amplitude values for each waveform when you use Time cursors Key Points Cursor Movement Use the multipurpose knob to move Cursor 1 or Cursor 2 You can move the cursors only while the Cursor Menu is displayed The active cursor is represented by a solid line Amplitude cursors Time cursors TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 79 Reference Default Setup Push the Default Setup button to recall most of the factory option and control settings but not all Appendix D lists the default settings that will be recalled Display Push the Utility button and Display side menu selection to choose how waveforms are presented and to change the appearance of the entire display Options Settings Comments Type Vectors Dots Vectors ll the space between adjacent sample points in the display Dots display only the sample points Persist Off 1 sec 2 sec 5 sec In nite Sets the length of time each displayed sample point remains displayed Format YT XY YT format displays the vertical voltage in relation to time horizontal scale XY format displays a dot each time a sample is acquired on channel 1 and channel 2 Channel 1 voltage or current determines the X coordinate of the dot horizontal and the
59. anges in run status or acquisition of a single shot event has completed The frequency counter does not measure pulses that do not qualify as legitimate trigger events Pulse Width mode Counts pulses of enough magnitude inside the 250 ms measurement window that qualify as triggerable events e g all narrow pulses in a PWM pulse train if set to lt mode and the limit is set to a relatively small number Edge Trigger mode Counts all pulses of enough magnitude TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 111 Appendix A Speci cations Table 13 Display system Characteristic Description Interpolation Sin x x Waveform styles Dots vectors Persistence Off 1 s 2 s 5 s in nite Format YT or XY Table 14 Courseware software minimum requirements needed to install the Courseware software Characteristic Description Operating System Windows XP Windows 7 Windows 8 Linux Ubantu 12 04 12 10 13 04 or Fedora 18 19 RAM 512 Megabytes MB Disk space 1 Gigabyte of available hard disk space Display XVGA 1024 768 with 120 dpi font size recommended Removable media CD ROM or EVE drive Peripherals Keyboard and Microsoft mouse or other compatible pointing device Table 15 Physical characteristics mm inches Height 158 0 6 22 Width 326 3 12 85 Dimensions Depth 124 2 4 89 mm inches Height 266 7 10 5 Width 476 2 18 75 Shipping dimensions Depth 22
60. appropriate vertical and horizontal scaling the oscilloscope displays Pk Pk Mean Period and Frequency automatic measurements Single cycle square Sets the horizontal scale to display about one cycle of the waveform the oscilloscope displays Min Max Mean and Positive Width automatic measurements Rising edge Displays the edge and the Rise Time and Peak to Peak automatic measurements Falling edge Displays the edge and the Fall Time and Peak to Peak automatic measurements Undo Autoset Causes the oscilloscope to recall the previous setup Video Signal When you use the Autoset function and the oscilloscope determines that the signal is a video signal the oscilloscope displays the following options Video signal options Details Fields All Fields Displays several elds and the oscilloscope triggers on any eld Lines All Lines Displays one complete line with parts of the previous and next line the oscilloscope triggers on any line Lines Number Displays one complete line with parts of the previous and next line use the multipurpose knob to select a speci c line number for the oscilloscope to use as a trigger Odd Fields Displays several elds and the oscilloscope triggers only on odd numbered elds TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 75 Reference Video signal options Details Even Fields Displays several elds and the oscilloscope triggers only on eve
61. aseline indicator shows the ground reference points the zero volt level of a waveform ignoring the effect of offset The icon colors correspond to the waveform colors If there is no marker the channel is not displayed Message Area The oscilloscope displays a message area at the bottom of the screen that conveys the following types of helpful information Suggestion of what you might want to do next such as when you push the Measure button and then the Ch1 button Use multipurpose purpose knob to select measurement type Information about the action the oscilloscope performed such as when you push the Default Setup button Default setup recalled Information about the waveform such as when you push the Autoset button Square wave or pulse detected on Ch1 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 11 Operating Basics Using the Menu System When you push a front panel button the oscilloscope displays the corresponding menu on the right side of the screen The menu shows the options that are available when you push the unlabeled option buttons directly to the right of the screen Vertical Controls Position 1 and 2 Positions a waveform vertically 1 amp 2 Menu Displays the Vertical menu selections and toggles the display of the channel waveform on and off Scale 1 amp 2 Selects vertical scale factors Horizontal Controls 12 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual
62. at the oscilloscope can detect faster signals If the shape of the waveform changes drastically you may have aliasing If the trigger frequency is faster than the display information you may have aliasing or a waveform that crosses the trigger level multiple times Examining the waveform allows you to identify whether the shape of the signal is going to allow a single trigger crossing per cycle at the selected trigger level If multiple triggers are likely to occur select a trigger level that will generate only a single trigger per cycle If the trigger frequency is still faster than the display indicates you may have aliasing If the trigger frequency is slower this test is not useful 22 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Understanding Oscilloscope Functions If the signal you are viewing is also the trigger source use the graticule or the cursors to estimate the frequency of the displayed waveform Compare this to the Trigger Frequency readout in the lower right corner of the screen If they differ by a large amount you may have aliasing Taking Measurements The oscilloscope displays graphs of voltage versus time and can help you to measure the displayed waveform There are several ways to take measurements You can use the graticule the cursors or an automated measurement Graticule This method allows you to make a quick visual estimate For example you might look at a waveform amplitude and de
63. ate and Time You can use the Set Date and Time menu to set the clock date and time The oscilloscope displays this information and also uses it to time stamp les written to a USB ash drive The oscilloscope contains a built in nonreplaceable battery to maintain the clock settings The clock does not automatically adjust for seasonal time changes The calendar does adjust for Leap years Options Comments Date Push the side menu button and turn and push the multipurpose knob to set the day month and year Time Push the side menu button and turn and push the multipurpose knob to set the hour and minute Self Calibration The self calibration routine optimizes the oscilloscope accuracy for the ambient temperature For maximum accuracy perform a self cal if the ambient temperature changes by 5 C 9 F or more For accurate calibration power on the oscilloscope and wait twenty minutes to ensure it is warmed up Follow the directions on the screen Factory calibration uses externally generated voltages and requires specialized equipment The recommended interval is one year See Contacting Tektronix on the copyright page for information on having Tektronix perform a Factory Calibration of your oscilloscope File Utilities for the USB Flash Drive One folder is always designated as the current folder The current folder is the default location to save and recall les You can use the File Utilities menu to do the followi
64. aveforms that do not have discontinuities This is essentially the same as no window FFT Aliasing Problems occur when the oscilloscope acquires a time domain waveform containing frequency components that are greater than the Nyquist frequency See page 52 Nyquist Frequency The frequency components that are above the Nyquist frequency are undersampled appearing as lower frequency components that fold back around the Nyquist frequency These incorrect components are called aliases TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 55 FFT 56 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual FFT Eliminating Aliases To eliminate aliases try the following remedies Turn the Horizontal Scale seconds division knob to set the sample rate to a faster setting Since you increase the Nyquist frequency as you increase the sample rate the aliased frequency components appear at their proper frequency If too many frequency components are shown on the screen you can use the FFT Zoom option to magnify the FFT spectrum If you do not need to view frequency components above 20 MHz set the Bandwidth Limit option to On Put an external lter on the source signal to bandwidth limit the source waveform to frequencies below that of the Nyquist frequency Recognize and ignore the aliased frequencies Use zoom controls and the cursors to magnify and measure the FFT spectrum Magnifying and Positioning an FFT Spectrum
65. cope to recall the previous setup TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 71 Reference The following conditions cause autorange to adjust settings Too many or too few waveform periods for a clear display of the trigger source except when in Vertical Only Waveform amplitude too large or too small except when in Horizontal Only Ideal trigger level changes When you push the Autoset button for more than 1 5 seconds the oscilloscope enters the autorange mode and adjusts controls to produce a usable display of the input signal Function Setting Acquire mode Sample Display format YT Display persist Off Horizontal position Adjusted Horizontal view Main Run Stop RUN Horizontal scale seconds division Adjusted Trigger coupling DC Trigger holdoff Minimum Trigger level Adjusted Trigger mode Edge Vertical bandwidth Full Vertical BW limit Off Vertical coupling DC Vertical invert Off Vertical scale volts division Adjusted The following changes to the setup of the oscilloscope deactivate autorange Vertical scale deactivates vertical autoranging Horizontal scale deactivates horizontal autoranging Display or remove a channel waveform Trigger settings Single sequence acquisition mode Recall a setup XY Display format Persistence 72 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Reference The Autorange function is usually more u
66. cted to a channel BNC or to the Ext Trig BNC Types The oscilloscope provides three types of triggers Edge Video and Pulse Width Modes You can select the Auto or the Normal trigger mode to de ne how the oscilloscope acquires data when it does not detect a trigger condition See page 97 Mode Options To perform a single sequence acquisition push the Single button Coupling You can use the Trigger Coupling option to determine which part of the signal will pass to the trigger circuit This can help you attain a stable display of the waveform To use trigger coupling push the Trigger Menu button select an Edge or Pulse trigger and select a Coupling option NOTE Trigger coupling affects only the signal passed to the trigger system It does not affect the bandwidth or coupling of the signal displayed on the screen To view the conditioned signal being passed to the trigger circuit enable trigger view by pushing and holding down the Trigger Menu button for more than 1 5 seconds Position The horizontal position control establishes the time between the trigger and the screen center Refer to Horizontal Scale and Position Pretrigger Information for information on how to use this control to position the trigger See page 21 Horizontal Scale and Position Pretrigger Information TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 19 Understanding Oscilloscope Functions Slope and Level The Slope and Level control
67. ctions for the Found New Hardware wizard Do NOT search for the hardware to install on the web 6 For a Windows XP systems follow these steps a If you see the Tektronix PictBridge Device dialog box click Cancel b When prompted select the option that tells Windows NOT to connect to Windows Update and click Next c In the next window you should see that you are installing software for a USB Test and Measurement Device If you do not see USB Test and Measurement Device software the OpenChoice Desktop software is not properly installed d Select the option that installs the software automatically the recommended option and click Next Windows will install the driver for your oscilloscope e If you do not see the USB Test and Measurement Device in step c or if Windows cannot nd the software driver the OpenChoice Desktop software is not properly installed In these situations click Cancel to exit the Found New Hardware wizard Do NOT allow the wizard to nish Unplug the USB cable from your oscilloscope and install the OpenChoice Desktop software Reconnect your oscilloscope to the PC and follow steps 6a 6b 6c and 6d 66 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual USB Flash Drive and Device Ports f Click Finish g If a dialog labeled Test and Measurement Device appears select what you would like Windows to do and click OK 7 For Windows 2000 systems a When promp
68. ctrum Using Cursors You can take two measurements on FFT spectrums magnitude in dB and frequency in Hz Magnitude is referenced to 0 dB where 0 dB equals 1 VRMS You can use the cursors to take measurements at any zoom factor To do so follow these steps 1 Push the Cursor button to see the cursor side menu 2 Push Source FFT 3 Push the Type option button and use the Multipurpose knob to select Magnitude or Frequency 4 Select Cursor 1 or Cursor 2 5 Use the multipurpose knob to move the selected cursor Use horizontal cursors to measure magnitude and vertical cursors to measure frequency The options display the delta between the two cursors the value at cursor 1 position and the value at cursor 2 position Delta is the absolute value of cursor 1 minus cursor 2 Magnitude cursors Frequency cursors You can also take a frequency measurement without using the cursors To do so turn the Horizontal Position knob to position a frequency component on the center graticule line and read the frequency at the top right of the display 58 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual USB Flash Drive and Device Ports This chapter describes how to use the Universal Serial Bus USB ports on the oscilloscope to do the following tasks Save and recall waveform data or setup data or save a screen image Transfer waveform data setup data or a screen image to a PC Control the oscilloscope with r
69. cts Ground the product This product is grounded through the grounding conductor of the power cord To avoid electric shock the grounding conductor must be connected to earth ground Before making connections to the input or output terminals of the product make sure that the product is properly grounded iv TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Important safety information Do not disable the power cord grounding connection Power disconnect The power switch disconnects the product from the power source See instructions for the location Do not position the equipment so that it is dif cult to disconnect the power switch it must remain accessible to the user at all times to allow for quick disconnection if needed Connect and disconnect properly Do not connect or disconnect probes or test leads while they are connected to a voltage source Use only insulated voltage probes test leads and adapters supplied with the product or indicated by Tektronix to be suitable for the product Observe all terminal ratings To avoid re or shock hazard observe all ratings and markings on the product Consult the product manual for further ratings information before making connections to the product Do not exceed the Measurement Category CAT rating and voltage or current rating of the lowest rated individual component of a product probe or accessory Use caution when using 1 1 test leads because the probe tip voltage
70. d accessories for damage cuts tears or defects in the probe body accessories or cable jacket Do not use if damaged Ground referenced oscilloscope use Do not oat the reference lead of this probe when using with ground referenced oscilloscopes The reference lead must be connected to earth potential 0 V Service safety summary The Service safety summary section contains additional information required to safely perform service on the product Only quali ed personnel should perform service procedures Read this Service safety summary and the General safety summary before performing any service procedures To avoid electric shock Do not touch exposed connections Do not service alone Do not perform internal service or adjustments of this product unless another person capable of rendering rst aid and resuscitation is present Disconnect power To avoid electric shock switch off the product power and disconnect the power cord from the mains power before removing any covers or panels or opening the case for servicing Use care when servicing with power on Dangerous voltages or currents may exist in this product Disconnect power remove battery if applicable and disconnect test leads before removing protective panels soldering or replacing components Verify safety after repair Always recheck ground continuity and mains dielectric strength after performing a repair TBS1000B and TBS1000B EDU Series Oscilloscopes
71. d in Sample mode Noise will appear to be higher in this mode Average In this acquisition mode the oscilloscope acquires several waveforms averages them and displays the resulting waveform You can use this mode to reduce random noise Time Base The oscilloscope digitizes waveforms by acquiring the value of an input signal at discrete points The time base allows you to control how often the values are digitized 20 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Understanding Oscilloscope Functions To adjust the time base to a horizontal scale that suits your purpose use the Horizontal Scale knob Scaling and Positioning Waveforms You can change the display of waveforms by adjusting the scale and position When you change the scale the waveform display will increase or decrease in size When you change the position the waveform will move up down right or left The channel indicator located on the left of the graticule identi es each waveform on the display The indicator points to the ground reference level of the waveform record You can view the display area and readouts See page 9 Display Area Vertical Scale and Position You can change the vertical position of waveforms by moving them up or down in the display To compare data you can align a waveform above another or you can align waveforms on top of each other You can change the vertical scale of a waveform The waveform display will contr
72. d waveform Table 4 Input Output ports Characteristic Description USB interface USB host port on the front panel supports USB ash drives USB device port on the back of the instrument supports connection to a PC GPIB interface Optional TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 109 Appendix A Speci cations Table 5 Data storage nonvolatile Characteristic Description Reference waveform display 2 5k point reference waveforms Waveform storage without USB ash drive 2 5k points Maximum USB ash drive size 64 GB Waveform storage with USB ash drive 96 or more reference waveforms per 8 MB Setups without USB ash drive 10 front panel setups Setups with USB ash drive 4 000 or more front panel setups per 8 MB Screen images with USB ash drive 128 or more screen images per 8 MB the number of images depends on the le format selected Save All with USB ash drive 12 or more screen images per 8 MB A single Save All operation creates 3 to 9 les setup image plus one le for each displayed waveform Course content EDU models 100 MB Table 6 Acquisition system Characteristic Description Peak Detect High frequency and random glitch capture Captures glitches as narraw as 12 ns typical at all time base settings from 5 s div to 50 s div Sample Sample data only Average Waveform averaged selectable 4 16 64 128 Single Sequence Use the S
73. de x 100 Pk Pk The absolute difference between the maximum and minimum amplitude in the entire waveform or gated region Amplitude The high value less the low value measured over the entire waveform or gated region High This value is used as 100 whenever high reference mid reference or low reference values are needed such as in fall time or rise time measurements Calculate using either the min max or histogram method The min max method uses the maximum value found The histogram method uses the most common value found above the midpoint This value is measured over the entire waveform or gated region TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 87 Reference Amplitude measurements cont Measurement Description Low This value is used as 0 whenever high reference mid reference or low reference values are needed such as in fall time or rise time measurements Calculate using either the min max or histogram method The min max method uses the minimum value found The histogram method uses the most common value found below the midpoint This value is measured over the entire waveform or gated region Max The most positive peak voltage Max is measured over the entire waveform or gated region Min The most negative peak voltage Min is measured over the entire waveform or gated region Mean The arithmetic mean amplitude over the entire waveform or gated region Cycle Mean The arithmetic m
74. der Delete Rename Change the name of a le on the attached USB ash drive Format Format the attached USB ash drive It will erase all les on the drive Update Firmware Options Settings Comments Summary of the oscilloscope settings System Status Misc Displays model manufacturer serial number adapters connected GPIB setup address rmware version and other information Options Rear USB Port Computer Auto Detect Printer Printer Setup Changes the output setup GPIB Setup Address Sets the GPIB address for the TEK USB 488 adapter See page 67 Set Date and Time Sets the date and time See page 104 Error Log Displays a list of any errors logged and the Power Cycle count This log is useful if you contact a Tektronix Service Center for help Key Points System Status Selecting System Status from the Utility Menu displays the menus available for obtaining a list of control settings for each group of oscilloscope controls Push any front panel menu button to remove the status screen Options Comments Horizontal Lists horizontal parameters Vertical Lists vertical parameters of channels TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 103 Reference Options Comments Trigger Lists trigger parameters Misc Lists the model of the oscilloscope the version number of the software and the serial number Lists values of the communications parameters Setting the D
75. division Adjusted Trigger coupling Adjusted to DC Noise Reject or HF Reject Trigger holdoff Minimum Trigger level Set to 50 Trigger mode Auto Trigger source Adjusted refer to the information after this table cannot use Autoset on the Ext Trig signal Trigger slope Adjusted Trigger type Edge or Video Trigger Video Polarity Normal TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 73 Reference Function Setting Trigger Video Sync Adjusted Trigger Video Standard Adjusted Vertical bandwidth Full Vertical coupling DC if Ground was previously selected AC for a video signal otherwise unchanged Volts Div Adjusted The Autoset function examines all channels for signals and displays corresponding waveforms Autoset also determines the trigger source based on the following conditions If multiple channels have signals the oscilloscope displays the channel with the lowest frequency signal If no signals are found then the oscilloscope displays the lowest numbered channel when Autoset was invoked If no signals are found and no channels are displayed then the oscilloscope displays and uses channel 1 When you use Autoset and the oscilloscope cannot determine the signal type the oscilloscope adjusts the horizontal and the vertical scales then takes the Mean and Pk to Pk automatic measurements The Autoset function is usually more useful than Autorange in the following situations
76. division shows signi cant differences between the leading and trailing edges perform the following steps to optimize low frequency compensation TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 113 Appendix B TPP0051 TPP0101 and TPP0201 Series 10X Passive Probes Information 1 Connect the probe to the oscilloscope channel that you plan to use for your measurements 2 Connect the probe to the probe compensation output terminals on the oscilloscope front panel WARNING To avoid electric shock only connect to the Probe Comp signal on the oscilloscope when making this adjustment 3 Push Autoset or otherwise adjust your oscilloscope to display a stable waveform 4 Adjust the trimmer in the probe until you see a perfectly at top square wave on the display See illustration WARNING To avoid electric shock only use the insulated adjustment tool when making compensation adjustments Connecting the Probe to the Circuit Use the standard accessories included with the probe to connect to your circuit WARNING To avoid electric shock when using the probe or accessories keep ngers behind the nger guard of the probe body and accessories To reduce risk of shock ensure the ground lead and ground spring are fully mated before connecting the probe to the circuit under test 114 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Appendix B TPP0051 TPP0101 and TPP0201 Series 10X Passive Probes
77. dout 11 Trigger status readout 10 Trigger view 13 U USB Device port 65 USB ash drive le management 60 File utilities 104 formatting 60 installation 59 port location 16 59 Save button 63 Save operation indicator 59 Save Recall menu 61 saving les all 63 saving les images 64 saving les setups 63 saving les waveforms 63 storage capacity 60 USB Flash Drive port 59 Utility button 15 Utility menus 101 V Vectors 80 Ventilation 3 Vertical menu 106 position 21 position knob 12 scale 21 status 103 Video signal Autoset function 75 Video trigger 98 application example 41 Volts Div Coarse 106 Fine 106 Volts division control 12 W Waveform baseline indicator 11 Waveforms acquire data 20 compression 84 digitized 20 display style meaning 80 expansion 84 position 21 remove from screen 107 scale 21 scanning 71 take measurements 23 time domain 51 Windows FFT spectrum 54 X XY application example 47 display format 80 81 Y YT display format 80 Z Zoom 44 FFT 57 134 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual
78. e le into the root folder of a USB ash drive 2 Insert the USB ash drive into the front panel USB port on your oscilloscope 3 Push Utility more page 1 of 2 File Utilities more page 1 of 2 Update Firmware Update Firmware It takes several minutes to update the rmware Your oscilloscope will prompt you when the update is complete Do not remove the USB ash drive or power off the oscilloscope until the rmware update is complete 8 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Operating Basics The front panel is divided into easy to use functional areas This chapter provides you with a quick overview of the controls and the information displayed on the screen Display Area In addition to displaying waveforms the display provides details about the waveform and the oscilloscope control settings NOTE For details on displaying the FFT function See page 53 Displaying the FFT Spectrum The items shown below may appear in the display Not all of these items are visible at any given time Some readouts move outside the graticule area when menus are turned off TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 9 Operating Basics 1 The acquisition readout shows when an acquisition is running or stopped Icons are Run Acquisition enabled Stop Acquisitions not enabled 2 The trigger position icon shows the trigger position in the acquisition Tur
79. e Folder See page 60 File Management Conventions See page 104 File Utilities for the USB Flash Drive Recalls the settings from the speci ed nonvolatile memory location Recall lename such as TEK0000 SET Recalls the oscilloscope settings from the speci ed USB ash drive le Recall Waveform The Recall Waveform action recalls a waveform le from a USB ash drive to a location in reference memory Options Settings or submenus Comments To Ref x Speci es the reference memory location to load the waveform to From File Recalls the le from the USB ash drive Lists the contents of the current USB ash drive folder and displays the next folder option Change Folder See page 60 File Management Conventions See page 104 File Utilities for the USB Flash Drive Select File To Speci es the reference memory location to recall the waveform to Recall lename such as TEK0000 CSV Loads the waveform from the speci ed le to the location in reference memory and displays the waveform Key Points Saving and Recalling Setups The complete setup is stored in nonvolatile memory When you recall the setup the oscilloscope will be in the mode from which the setup was saved The oscilloscope saves the current setup if you wait three seconds after the last change before you power off the oscilloscope The oscilloscope then recalls this setup the next time you apply power 94 TBS1000
80. e highlighted alphanumeric character at the current Name eld cursor position A Z 0 9 _ Use the multipurpose knob to select an alphanumeric character or the Backspace Delete Character or Clear Name functions Backspace Changes the menu button 1 option to the Backspace function Deletes the character to the left of the highlighted character in the Name eld Delete Character Changes the menu button 1 option to the Delete Character function Deletes the highlighted character from the Name eld Enter Character Clear Name Changes the menu button 1 option to Clear Name Deletes all characters from the Name eld TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 105 Reference Vertical Controls You can use the vertical controls to display and remove waveforms adjust vertical scale and position set input parameters and for vertical math operations See page 84 Math Channel Vertical Menus There is a separate vertical menu for each channel Each option is set individually for each channel Options Settings Comments Coupling DC AC Ground DC passes both AC and DC components of the input signal AC blocks the DC component of the input signal and attenuates signals below 10 Hz Ground disconnects the input signal Options Settings Comments BW Limit 20 MHz 1 Off Limits the bandwidth to reduce display noise lters the signal to reduce noise and other unwanted high frequency compo
81. e product only as speci ed Review the following safety precautions to avoid injury and prevent damage to this product or any products connected to it Carefully read all instructions Retain these instructions for future reference Comply with local and national safety codes For correct and safe operation of the product it is essential that you follow generally accepted safety procedures in addition to the safety precautions speci ed in this manual The product is designed to be used by trained personnel only Only quali ed personnel who are aware of the hazards involved should remove the cover for repair maintenance or adjustment Before use always check the product with a known source to be sure it is operating correctly This product is not intended for detection of hazardous voltages Use personal protective equipment to prevent shock and arc blast injury where hazardous live conductors are exposed While using this product you may need to access other parts of a larger system Read the safety sections of the other component manuals for warnings and cautions related to operating the system When incorporating this equipment into a system the safety of that system is the responsibility of the assembler of the system To avoid re or personal injury Use proper power cord Use only the power cord speci ed for this product and certi ed for the country of use Do not use the provided power cord for other produ
82. e waveform displayed will vary depending on the acquisition mode you choose Sample Peak Detect Average Sample Use Sample acquisition mode to acquire 2500 points and display them at the horizontal scale seconds division setting Sample mode is the default mode Sample acquisition intervals 2500 Sample points Sample mode acquires a single sample point in each interval The oscilloscope samples at the following rates TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 69 Reference Maximum of 2 GS s for 100 MHz 150 and 200 MHz models Maximum of 1 GS s for 50 MHz and 70 MHz models At 100 ns and faster settings this sample rate does not acquire 2500 points In this case a Digital Signal Processor interpolates points between the sampled points to make a 2500 point waveform record Peak Detect Use Peak Detect acquisition mode to detect glitches as narrow as 10 ns and to limit the possibility of aliasing This mode is effective when at the horizontal scale setting of 5 ms division or slower Peak Detect acquisition intervals 1250 Sample points displayed Peak Detect mode displays the highest and lowest acquired voltage in each interval NOTE If you set the horizontal scale seconds division setting to 2 5 ms div or faster the acquisition mode changes to Sample because the sample rate is fast enough that Peak Detect is not necessary The oscilloscope does not display a message to tell you that the
83. e you can display a different one Refer to Save Waveform for information on how to save reference waveforms See page 93 Save Waveform Save Recall Push the Save Recall button to save oscilloscope setups screen images or waveforms or to recall oscilloscope setups or waveforms The Save Recall menu is made up of many submenus which you can access through an Action option Each Action option displays a menu that allows you to further de ne the save or recall function Action options Comments Save All Contains the option that con gures the Print button to send data to a printer or to save data to a USB ash drive Save Image Saves a screen image to a le in a speci ed format Save Setup Saves the current oscilloscope settings to a le in a speci ed folder or in nonvolatile setup memory Save Waveform Saves the speci ed waveform to a le or to reference memory Recall Setup Recalls an oscilloscope setup le from a USB ash drive or from a location in nonvolatile setup memory Recall Waveform Recalls a waveform le from a USB ash drive to reference memory Save All The Save All action con gures the Print button to save data to a USB ash drive or to send data to a printer Options Settings or submenus Comments Saves All to Files See page 63 Saves Image to File See page 64 Print Button Prints TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 91 Reference
84. ean over the rst cycle in the waveform or the rst cycle in the gated region RMS The true Root Mean Square voltage over the entire waveform or gated region Cycle RMS The true Root Mean Square voltage over the rst cycle in the waveform or the rst cycle in the gated region Miscellaneous measurements Measurement Description Rising Edge Count The number of positive transitions from the low reference value to the high reference value in the waveform or gated region Falling Edge Count The number of negative transitions from the high reference value to the low reference value in the waveform or gated region 88 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Reference Miscellaneous measurements cont Measurement Description Positive Pulse Count The number of positive pulses that rise above the mid reference crossing in the waveform or gated region Negative Pulse Count The number of negative pulses that fall below the mid reference crossing in the waveform or gated region Area Area measurement is a voltage over time measurement It returns the area over the entire waveform or gated region in volt seconds Area measured above ground is positive area measured below ground is negative Cycle Area A voltage over time measurement The measurement is the area over the rst cycle in the waveform or the rst cycle in the gated region expressed in volt seconds The area ab
85. ecord length for each channel TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 1 Getting Started Autoset Autoranging Setup and waveform storage USB Flash Drive port for le storage PC communications through the USB Device port with OpenChoice PC Communications software Connect to a GPIB controller through an optional TEK USB 488 adapter Cursors with readouts Trigger frequency readout 34 automatic measurements and measurement gating Waveform averaging and peak detection Math functions and operations Fast Fourier Transform FFT Pulse Width trigger capability Video trigger capability with line selectable triggering External trigger Variable persistence display User interface and help topics in ten languages Zoom feature Installation Power Cord Use only the power cord provided with your oscilloscope Appendix C Accessories lists the standard and the optional accessories Power Source Use a power source that delivers 90 to 264 VACRMS 45 to 66 Hz If you have a 400 Hz power source it must deliver 90 to 132 VACRMS 360 to 440 Hz The product s maximum power consumption is 30 W Security Loop Use a standard laptop computer security lock or thread a security cable through the built in cable channel to secure your oscilloscope to your location 2 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Getting Started Security cable channel Security lock hole
86. ed relay in a piece of equipment has been poor and you need to investigate the problem You suspect that the relay contacts arc when the relay opens The fastest that you can open and close the relay is about once per minute so you need to capture the voltage across the relay as a single shot acquisition To set up for a single shot acquisition follow these steps 1 Turn the Vertical Scale volts division and Horizontal Scale seconds division knobs to the appropriate ranges for the signal you expect to see 2 Push the Acquire button to see the Acquire Menu 3 Push the Peak Detect option button 4 Push the Trigger Menu button to see the Trigger Menu 5 Push Slope 6 Turn the Multipurpose knob to highlight Rising from the pop out menu Push the knob to select the choice 7 Turn the front panel Level knob to adjust the trigger level to a voltage midway between the open and closed voltages of the relay 8 Push the Single button to start the acquisition When the relay opens the oscilloscope triggers and captures the event 36 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Application Examples Optimizing the Acquisition The initial acquisition shows the relay contact beginning to open at the trigger point This is followed by a large spike that indicates contact bounce and inductance in the circuit The inductance can cause contact arcing and premature relay failure You can use the vertical ho
87. eet the trigger condition de ned by the Source When and Set Pulse Width options Source Ch1 Ch2 Ext Ext 5 Select the input source as the trigger signal When lt gt Select how to compare the trigger pulse relative to the value selected in the Pulse Width option Pulse Width 33 ns to 10 0 sec Use the multipurpose knob to set a width Polarity Positive Negative Select to trigger on positive or negative pulses Mode Auto Normal Select the type of triggering Normal mode is best for most Pulse Width trigger applications Coupling AC DC Noise Reject HF Reject LF Reject Selects the components of the trigger signal applied to the trigger circuitry See page 96 Edge Trigger More Use to switch between submenu pages Key Points Trigger When The pulse width of the source must be 5 ns for the oscilloscope to detect the pulse When options Details Triggers the oscilloscope when the signal pulse width is equal to or not equal to the speci ed pulse width within a 5 tolerance lt gt Triggers the oscilloscope when the source signal pulse width is less than or greater than the speci ed pulse width TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 99 Reference Refer to the Application Examples chapter for an example of triggering on aberrant pulses See page 39 Triggering on a Speci c Pulse Width Trigger Frequency Readout The oscilloscope counts the rate a
88. els with bandwidths greater than 100 MHz TBS1000B Oscilloscope Compliance and Safety Instructions English Japanese Simpli ed Chinese 071 3223 XX A single printed document is included Refer to the Optional Accessories for a complete list of available language manuals Customer Documentation Browser CD ROM This CD offers additional product information 063 4512 XX Power cord Specify plug option NIM NIST Traceable certi cate of calibration 5 year warranty Covers labor and parts for defects in materials and workmanship for 5 years excluding probes and accessories Probes and accessories are not covered by the oscilloscope warranty and service offerings Refer to the data sheet of each probe and accessory model for its unique warranty and calibration terms Optional Accessories P6101B 1X Passive Voltage Probe The P6101B probe has a 15 MHz bandwidth with a rating of 300 VRMS CAT II RM2000B Rackmount Kit The RM2000B Rackmount Kit lets you install a TBS1000B series oscilloscope into an industry standard 19 inch rack The rackmount kit requires seven inches 18 cm of vertical rack space You can turn the oscilloscope power on or off from the front of the rackmount kit The rackmount kit does not have slide out capability TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 121 Appendix C Accessories TBS1000B TBS1000B EDU TDS2000C and TPS2000 Series Digital Oscilloscopes Programmer Manual The PDF programme
89. emote commands To use the PC Communications software launch and refer to the online help from the software USB Flash Drive Port The front of the oscilloscope has a USB Flash Drive port to accommodate a USB ash drive for le storage The oscilloscope can save data to and retrieve data from the ash drive USB Flash Drive port NOTE The oscilloscope can only support ash drives with a storage capacity of 64 GB or less To connect a USB ash drive follow these steps 1 Align the USB ash drive with the USB Flash Drive port on the oscilloscope Flash drives are shaped for proper installation 2 Insert the ash drive into the port until the drive is fully inserted For ash drives with an LED the drive blinks while the oscilloscope writes data to or reads data from the drive The oscilloscope also displays a clock symbol to indicate when the ash drive is active After a le is saved or retrieved the LED on the drive if any stops blinking and the oscilloscope removes the clock A hint line also displays to notify you that the save or recall operation is complete To remove a USB ash drive wait until the LED on the drive if any stops blinking or until the hint line appears that says the operation is complete grab the edge of the drive and extract the drive from the port TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 59 USB Flash Drive and Device Ports Flash Drive Initial Re
90. ent readout indicates an invalid value This may be due to waveforms that extend beyond the screen overrange Adjust the vertical scaling to ensure the readout is valid Key Points Ground Coupling Use Ground coupling to display a zero volt waveform Internally the channel input is connected to a zero volt reference level Fine Resolution The vertical scale readout displays the actual volts division setting while in the ne resolution setting Changing the setting to coarse does not change the vertical scale until the Vertical Scale control is adjusted Remove Waveform To remove a waveform from the display push a channel menu front panel button For example push the 1 channel 1 menu button to display or remove the channel 1 waveform NOTE You do not have to display a channel waveform to use it as a trigger source or for math operations NOTE You must display a channel waveform to take measurements from it use cursors on it or to save it as a Reference waveform or to a le Zoom Controls Push the Zoom button to display a zoomed in waveform in about three quarters of the screen The original waveform will continue to be displayed in about one quarter of the screen The zoomed in waveform magni es a waveform horizontally Also use the zoom button to scroll through a zoomed waveform Push the Multipurpose knob to enable the knob to either search through the waveform or zoom in or out on the waveform TBS1000B and TBS10
91. ent for Measurement Control and Laboratory Use Part 2 030 Particular requirements for testing and measuring circuits CAN CSA C22 2 No 61010 031 Particular requirements for handheld probe assemblies for electrical measurement and test equipment TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual xi Compliance information Additional compliances IEC 61010 1 Safety Requirements for Electrical Equipment for Measurement Control and Laboratory Use Part 1 General Requirements IEC 61010 2 030 Safety Requirements for Electrical Equipment for Measurement Control and Laboratory Use Part 2 030 Particular requirements for testing and measuring circuits IEC 61010 031 Particular requirements for handheld probe assemblies for electrical measurement and test equipment Equipment type Test and measuring equipment Safety class Class 1 grounded product Pollution degree descriptions A measure of the contaminants that could occur in the environment around and within a product Typically the internal environment inside a product is considered to be the same as the external Products should be used only in the environment for which they are rated Pollution degree 1 No pollution or only dry nonconductive pollution occurs Products in this category are generally encapsulated hermetically sealed or located in clean rooms Pollution degree 2 Normally only dry nonconductive pollution occurs Occasionall
92. er to your GPIB system with a GPIB cable 3 Push the Utility Options GPIB Setup Address option button to select the appropriate address for the adapter or use the multipurpose knob The default GPIB address is 1 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 67 USB Flash Drive and Device Ports 4 Run your GPIB software on your GPIB system 5 If the oscilloscope and your GPIB system do not communicate refer to the information on the software for your GPIB system and to the user manual for the TEK USB 488 adapter to resolve the problem Command Entry NOTE For complete command information refer to the TBS1000B TDS2000C and TPS2000 Series Digital Oscilloscopes Programmer Manual 077 0444 XX 68 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Reference This chapter describes the menus and operating details associated with each front panel menu button or control Acquire Push the Acquire button to set acquisition parameters Options Settings Comments Sample Use to acquire and accurately display most waveforms this is the default mode Peak Detect Use to detect glitches and reduce the possibility of aliasing Average Use to reduce random or uncorrelated noise in the signal display the number of averages is selectable Averages 4 16 64 128 Select number of averages Key Points If you probe a noisy square wave signal that contains intermittent narrow glitches th
93. es 8 Start the data acquisition such as by pushing either the front panel Single or Run Stop button 9 When the oscilloscope nishes the requested data logging operation it displays a Data logging completed message and turns off the data logging feature Limit Testing non EDU models only You can use the oscilloscope to monitor an active input signal against a template and to output pass or fail results by judging whether the input signal is within the bounds of the template Use the limit test if you need a Pass Fail test to determine if a signal is good Set up the oscilloscope to automatically monitor a source signals and output Pass or Fail results by evaluating whether or not the acquired waveform falls within prede ned boundaries The limit test feature allows you to create templates based on one or two independent reference waveforms If a failure is detected a series of speci c actions can be triggered 1 Push the front panel Function button 2 Select Limit Test from the resulting side menu to bring up the limit testing menu 3 Select Source from the side menu to de ne the source of the waveform to compare against the limit test template 4 Select Compare To to specify the limit test template against which to compare test signals sectioned with the Source menu item 5 Push Template Setup from the side menu to de ne the boundary to compare with the input source signals You can create the tem
94. etup Triggering The trigger determines when the oscilloscope starts to acquire data and to display a waveform When a trigger is set up properly the oscilloscope converts unstable displays or blank screens into meaningful waveforms Triggered waveform Untriggered waveforms For oscilloscope speci c descriptions refer to the Operating Basics chapter See page 13 Trigger Controls Refer also to the Reference chapter See page 96 Trigger Controls When you push the Run Stop or Single button to start an acquisition the oscilloscope goes through the following steps 1 Acquires enough data to ll the portion of the waveform record to the left of the trigger point This is called the pretrigger 2 Continues to acquire data while waiting for the trigger condition to occur 3 Detects the trigger condition 18 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Understanding Oscilloscope Functions 4 Continues to acquire data until the waveform record is full 5 Displays the newly acquired waveform NOTE For Edge and Pulse triggers the oscilloscope counts the rate at which trigger events occur to determine trigger frequency The oscilloscope displays the frequency in the lower right corner of the screen Source You can use the Trigger Source options to select the signal that the oscilloscope uses as a trigger The source can be the AC power line available only with Edge triggers or any signal conne
95. gs Comments Run Stop Run Stop Source 1 Ch1 Ch2 Type 1 Minimum maximum Source 2 Ch1 Ch2 Type 2 Minimum maximum TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 95 Reference Trigger Controls You can de ne the trigger through the Trigger Menu and front panel controls Trigger Types Three types of triggering are available Edge Video and Pulse Width A different set of options display for each type of trigger Option Details Edge default Triggers the oscilloscope on the rising or falling edge of the input signal when it crosses the trigger level threshold Video Displays NTSC or PAL SECAM standard composite video waveforms you trigger on elds or lines of video signals See page 98 Video Trigger Pulse Triggers on aberrant pulses See page 99 Pulse Width Trigger Edge Trigger Use Edge triggering to trigger on the edge of the oscilloscope input signal at the trigger threshold Options Settings Comments Edge With Edge highlighted the rising or falling edge of the input signal is used for the trigger Source Ch1 Ch2 Ext Ext 5 AC Line Select the input source as the trigger signal See page 97 Slope Rising Falling Select to trigger on either the rising or falling edge of the signal 96 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Reference Options Settings Comments Mode Auto Normal Select the type of triggering See page 97
96. h drive 126 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Appendix F Font Licenses The following license agreements cover Asian fonts used in the TBS1000B series oscilloscopes Copyright 1988 The Institute of Software Academia Sinica Correspondence Address P O Box 8718 Beijing China 100080 Permission to use copy modify and distribute this software and its documentation for any purpose and without fee is hereby granted provided that the above copyright notices appear in all copies and that both those copyright notices and this permission notice appear in supporting documentation and that the name of the Institute of Software Academia Sinica not be used in advertising or publicity pertaining to distribution of the software without speci c written prior permission The Institute of Software Academia Sinica makes no representations about the suitability of this software for any purpose It is provided as is without express or implied warranty THE INSTITUTE OF SOFTWARE ACADEMIA SINICA DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS IN NO EVENT SHALL THE INSTITUTE OF SOFTWARE ACADEMIA SINICA BE LIABLE FOR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE DATA OR PROFITS WHETHER IN AN ACTION OF CONTRACT NEGLIGENCE OR OTHER TORTIOUS ACTION ARISING OUT OF OR IN CONNECTION WITH THE
97. h voltages Understand the voltage ratings for the probe you are using and do not exceed those ratings Two ratings are important to know and understand The maximum measurement voltage from the probe tip to the probe reference lead The maximum oating voltage from the probe reference lead to earth ground These two voltage ratings depend on the probe and your application Refer to the Speci cations section of the manual for more information WARNING To prevent electrical shock do not exceed the maximum measurement or maximum oating voltage for the oscilloscope input BNC connector probe tip or probe reference lead vi TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Important safety information Connect and disconnect properly Connect the probe output to the measurement product before connecting the probe to the circuit under test Connect the probe reference lead to the circuit under test before connecting the probe input Disconnect the probe input and the probe reference lead from the circuit under test before disconnecting the probe from the measurement product Connect and disconnect properly De energize the circuit under test before connecting or disconnecting the current probe Connect the probe reference lead to earth ground only Do not connect a current probe to any wire that carries voltages above the current probe voltage rating Inspect the probe and accessories Before each use inspect probe an
98. he Sources Ch1 Ch2 option button to display a new waveform that is the difference between the displayed waveforms 8 To adjust the vertical scale and position of the Math waveform follow these steps a Remove the channel 1 and channel 2 waveforms from the display b Turn the channel 1 and channel 2 Vertical Scale and Vertical Position knobs to adjust the vertical scale and position of the Math waveform For a more stable display push the Single button to control the acquisition of the waveform Each time you push the Single button the oscilloscope acquires a snapshot of the digital data stream You can use the cursors or automatic measurements to analyze the waveform or you can store the waveform to analyze later Viewing Impedance Changes in a Network You have designed a circuit that needs to operate over a wide temperature range You need to evaluate the change in impedance of the circuit as the ambient temperature is changed Connect the oscilloscope to monitor the input and output of the circuit and capture the changes that occur as you vary the temperature 46 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Application Examples To view the input and output of the circuit in an XY display follow these steps 1 Push the 1 channel 1 menu button 2 Push Probe Voltage Attenuation 10X 3 Push the 2 channel 2 menu button 4 Push Probe Voltage Attenuation 10X 5 If
99. hour increments from 8 hours to 24 hours or to inde nite Data Logging Select Folder Sets the folder to save the waveform data to Counter Ch1 Ch2 Ch1 Trigger Ch2 Trigger Trend plot Run Stop Source 1 Type 1 Source 2 Type 2 Plot a graph of one or two measurements as a function of time EDU models Options Settings Comments Counter Ch1 Ch2 Ch1 Trigger Ch2 Trigger TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 83 Reference Help Push the Help button to display the Help menu The topics cover all the menu options and controls of the oscilloscope Horizontal You can use the horizontal controls to adjust the trigger point location relative to the acquired waveform and to adjust the horizontal scale time division A readout near the top right of the screen displays the current horizontal position in seconds The oscilloscope also indicates horizontal position with an arrow icon at the top of the graticule Knobs and Buttons Horizontal Position Knob Use to control the position of the trigger relative to the center of the screen The trigger point can be set to the left or the right of the center of the screen The maximum number of divisions to the left depends on the Horizontal Scale time base setting For most scales the maximum is at least 100 divisions Placing the trigger point off the screen to the left is called Delayed Sweep Push to center the trigger on the screen Horizon
100. idth measurement in step 2 12 Push More Mode Normal You can achieve a stable display with the oscilloscope triggering on normal pulses 1 Push the When option button to select lt or gt If there are any aberrant pulses that meet the speci ed When condition the oscilloscope triggers NOTE The trigger frequency readout shows the frequency of events that the oscilloscope might consider to be a trigger and may be less than the frequency of the input signal in Pulse Width trigger mode 40 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Application Examples Triggering on a Video Signal You are testing the video circuit in a piece of medical equipment and need to display the video output signal The video output is an NTSC standard signal Use the video trigger to obtain a stable display NOTE Most video systems use 75 ohm cabling The oscilloscope inputs do not properly terminate low impedance cabling To avoid amplitude inaccuracy from improper loading and re ections place a 75 ohm feedthrough terminator Tektronix part number 011 0055 02 or equivalent between the 75 ohm coaxial cable from the signal source and the oscilloscope BNC input Triggering on Video Fields Automatic To trigger on the video elds follow these steps 1 Push the Autoset button When Autoset is complete the oscilloscope displays the video signal with sync on All Fields The oscilloscope sets the Standard option
101. in the FFT spectrum 6 If possible set the oscilloscope to display many signal cycles If you turn the horizontal Scale knob to select a faster setting fewer cycles the FFT spectrum shows a larger frequency range and reduces the possibility of FFT aliasing See page 55 FFT Aliasing However the oscilloscope also displays less frequency resolution To set up the FFT display follow these steps 1 Push the FFT front panel button to see the FFT side menu 2 Push Source from the side menu 3 Turn the Multipurpose knob to highlight the source channel Push the knob to select the channel In many cases the oscilloscope can produce a useful FFT spectrum even if the YT waveform is not triggered This is especially true if your signal is periodic or random noisy NOTE Trigger and position any transient or burst waveforms as closely as possible to the center of the screen Nyquist Frequency The highest frequency that any real time digitizing oscilloscope can measure without errors is one half the sample rate This frequency is called the Nyquist frequency Frequency information above the Nyquist frequency is undersampled which causes FFT aliasing See page 55 FFT Aliasing The math function transforms the center 2048 points of the time domain waveform into an FFT spectrum The resulting FFT spectrum contains 1024 points that go from DC 0 Hz to the Nyquist frequency Normally the display compresses the FFT spectru
102. ing probes A guard around the TPP0051 TPP0101 or TPP0201 probe body provides a nger barrier for protection from electric shock Finger guard WARNING To avoid electric shock when using the probe keep ngers behind the guard on the probe body To avoid electric shock while using the probe do not touch metallic portions of the probe head while it is connected to a voltage source Connect the probe to the oscilloscope and connect the ground terminal to ground before you take any measurements TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 5 Getting Started Manual Probe Compensation You can manually perform this adjustment to match your probe to the input channel PROBE COMP Autoset button 1 Push the 1 Probe Voltage Attenuation option and select 10X Connect the appropriate TPP0051 TPP0101 or TPP0201 probe to channel 1 on the oscilloscope If you use the probe hook tip ensure a proper connection by rmly inserting the tip onto the probe 2 Attach the probe tip to the PROBE COMP 5V 1kHz terminal and the reference lead to the PROBE COMP chassis terminal Display the channel and then push the Autoset button Overcompensated Undercompensated Compensated correctly 3 Check the shape of the displayed waveform 4 If necessary adjust your probe Repeat as necessary Probe Attenuation Setting Probes are available with various attenuation factors which affect the vertic
103. ingle Sequence button to capture a single triggered acquisition sequence Roll At acquisition time base settings of gt 100 ms div Table 7 Trigger system Characteristic Description External trigger input Included on all models Trigger modes Auto Normal Single Sequence Trigger types Edge Rising Falling Conventional level driven trigger Positive or negative slope on any channel Coupling selections AC DC Noise Regect HR Reject LF Reject Video Trigger on all lines or individual lines odd even or all elds from composite video or broadcast standards NTSC PAL SECAM Pulse Width or Glitch Trigger on a pulse width less than greater than equal to or not equal to a selectable time limit ranging from 33 ns to 10 s Trigger source Two channel models Ch1 Ch2 Ext Ext 5 AC Line Trigger view Displays the trigger signal while the Trigger View button is depressed Trigger signal frequency readout Provides a frequency readout of the trigger source 110 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Appendix A Speci cations Table 8 Waveform measurements Characteristic Description Cursors Types Amplitude Time Measurements T 1 T V Automatic measurements Period Frequency Pos Width Neg Width Rise Time Fall Time Maximum Minimum Peak Peak Mean RMS Cycle RMS Cursor RMS Phase Pos Pulse Cnt Neg Pulse Cnt Rise Edge Cn Fall Edge Cn Pos Duty Neg Duty Amplitude
104. ions VoltageGain output amplitude input amplitude VoltageGain dB 20 log 10 VoltageGain TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 29 Application Examples Using Autorange to Examine a Series of Test Points If you have a machine that is malfunctioning you may need to nd the frequency and RMS voltage of several test points and compare these values to ideal values You are not able to access front panel controls since you need to use both hands when probing test points that are dif cult to physically reach 1 Push the 1 channel 1 menu button 2 Push Probe Voltage Attenuation Chose the attenuation of the probe attached to channel 1 from the pop out selectable list of values by turning and pushing the Multipurpose knob 3 Push the Autoset button for more than 1 5 seconds to activate autoranging and select the Vertical and Horizontal option 4 Push the Measure button to see the Measure Menu 5 Push Ch1 6 Turn the Multipurpose knob to select Frequency 7 Push Ch2 8 Turn the Multipurpose knob to select Cycle RMS 9 Attach the probe tip and reference lead to the rst test point Read the frequency and cycle RMS measurements from the oscilloscope display and compare these to the ideal values 10 Repeat the preceding step for each test point until you nd the malfunctioning component NOTE When Autorange is active each time you move the probe to another
105. ising to rising 86 Delayed sweep 84 Deleting les or folders 105 Deleting les or folders 100 Delta readouts in Cursor menu 79 Description general 1 Diagonal lines in waveform peak detect 70 Directories deleting 100 105 Display intensity 80 menu 80 persistence 80 readouts 9 style Invert 106 style of waveforms 80 type vectors or dots 80 XY format 80 YT format 80 Displaying waveforms 106 reference 90 Do Self Cal option 7 Dots display type 80 E Edge trigger 96 Error Log 103 Ext Trig connector 15 F Factory calibration 104 Factory setup 125 recalling 94 Fall Time measurement 86 Falling edge count measurement 88 Features overview 1 FFT 51 53 82 FFT aliasing 55 remedies 57 FFT spectrum applications 51 displaying 53 magnify 57 measuring magnitude and frequency with cursors 58 Nyquist frequency 52 process 51 readouts 53 window 54 FFT window Flattop 55 Hanning 55 Rectangular 55 FFT zoom horizontal 53 vertical 52 Field video trigger 98 File formats for images 64 File utilities 104 creating les or folders 105 deleting les or folders 100 105 navigating the directory structure 105 renaming les or folders 105 selecting les or folders 104 USB ash drive contents 104 Fine resolution 106 Firmware update Internet 8 Firmware updates 105 Flattop window 55 Folders creating 105 deleting 100 105 renaming 105 Force trigger 13
106. it trigger 97 vertical 106 BMP le format 64 Burst Width measurement 87 BW limit for vertical 106 C Calendar 104 Calibration 101 102 automatic routine 7 Center graticule time readout 10 Channel coupling 106 menu 106 Channel readout 11 Cleaning 123 Clock set date and time 104 Coarse resolution 106 Communication OpenChoice software installation 65 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 129 Index Compensation PROBE COMP connector 15 voltage probe manual 6 Connectors Channels 1 and 2 15 Ext Trig 15 PROBE COMP 15 USB Device port 65 USB Flash Drive port 59 Cooling by convection 3 Counter 76 Coupling trigger 19 98 vertical 106 107 Course Load course 77 Run labs 77 CSV le format 93 Current folder 60 104 Current probes scale setting 7 106 Cursor button 15 79 Cursor menu 79 Cursors adjusting 79 Amplitude 23 79 basic concepts 23 Frequency for FFT 79 Magnitude for FFT 79 measurement examples 30 measuring an FFT spectrum 58 Time 24 79 using 79 Cycle Area measurement 89 Cycle mean measurement 88 Cycle RMS measurement 88 D Data logging application example 48 Date 104 DC coupling trigger 97 vertical 106 Default setup recalling 94 Default Setup 80 Default Setup button 15 option and control settings 125 retained option settings 126 Delay measurement Falling to falling 86 Falling to rising 86 Rising to falling 86 R
107. lot of your TBS1000B EDU 2 Push Utility more page 1 of 3 Update Course 3 Use the Multipurpose knob to scroll through the resulting le list and to highlight the desired course folder Course folders have an xpkg suf x 4 Push Upload Course to load the course into your oscilloscope Run labs on your TBS1000B EDU You can access the lab content via the dedicated Course button located on the on the front panel Use the oscilloscope s soft keys and the multipurpose knob to access up to 8 courses which can have up to 30 labs each Store up to 100 MB of course material on the oscilloscope Once you choose a lab you can review the overview section perform the lab using the step by step procedure collect data check and save the data results and generate reports that show the waveforms created for each step in the procedure TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 77 Reference To run your desired lab 1 Push the Course front panel button to enable operation of courseware directly on the oscilloscope 2 Push a side bezel menu item to choose the desired course from those listed 3 Turn the Multipurpose knob to highlight the lab to run Push the knob to select the desired lab 4 On the resulting screen select the desired content from the side bezel menu Read the Overview and the step by step Procedure Push Data Collection and save results to a USB memory device 5 When done
108. m horizontally into 250 points but you can use the FFT Zoom function to expand the FFT spectrum to more clearly see the frequency components at each of the 1024 data points in the FFT spectrum NOTE The oscilloscope vertical response rolls off slowly above its bandwidth 40 MHz 60 MHz 100 MHz or 200 MHz depending on the model or 20 MHz when the Bandwidth Limit option is ON Therefore the FFT spectrum can show valid frequency information higher than the oscilloscope bandwidth However the magnitude information near or above the bandwidth will not be accurate 52 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual FFT Displaying the FFT Spectrum Push the FFT button to display the FFT side menu Use the options to select the Source channel Window algorithm and FFT Zoom factor You can display only one FFT spectrum at a time FFT option Settings Comments Source On Off On Off Selects whether the screen displays the source waveform at the same time as it displays the FFT waveform Source Ch1 Ch2 Selects the channel used as the FFT source Window Hanning Flattop Rectangular Selects the FFT window type See page 54 Selecting an FFT Window FFT Zoom X1 X2 X5 X10 Changes the horizontal magni cation of the FFT display See page 57 Magnifying and Positioning an FFT Spectrum 1 Frequency at the center graticule line 2 Vertical scale in dB per division 0 dB 1 VRMS 3 Horizontal scale in
109. n the Horizontal Position knob to adjust the position of the marker 3 The trigger status readout shows Armed The oscilloscope is acquiring pretrigger data All triggers are ignored in this state Ready All pretrigger data has been acquired and the oscilloscope is ready to accept a trigger Trig d The oscilloscope has seen a trigger and is acquiring the posttrigger data Stop The oscilloscope has stopped acquiring waveform data Acq Complete The oscilloscope has completed a Single Sequence acquisition Auto The oscilloscope is in auto mode and is acquiring waveforms in the absence of trigger Scan The oscilloscope is acquiring and displaying waveform data continuously in scan mode 4 The center graticule readout shows the time at the center graticule The trigger time is zero 5 The trigger level icon shows the Edge or Pulse Width trigger level on the waveform The icon color corresponds to the trigger source color 10 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Operating Basics 6 The trigger readout shows the trigger source level and frequency Trigger readouts for other trigger types show other parameters 7 The horizontal position scale readout shows the main time base setting adjust with the Horizontal Scale knob 8 The channel readout shows the vertical scale factor per division for each channel Adjust with the Vertical Scale knob for each channel 9 The waveform b
110. n numbered elds Undo Autoset Causes the oscilloscope to recall the previous setup NOTE Video autoset sets the Display Type option to Dot Mode Counter Use the counter function from the Function button menu to simultaneously monitor two different signal frequencies This feature provides a more accurate reading than is available with the frequency measurement Options Settings Comments Ch1 On Off Ch2 On Off Ch1 Trigger Use the multipurpose knob to set the trigger level Ch2 Trigger Use the multipurpose knob to set the trigger level 76 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Reference Course EDU models only Run labs right on your oscilloscope Also read theory and procedures and capture your lab results right there as well Create your course on a PC Create new course materials on a PC with separate PC based software which you can download from www tektronix com software or nd on a CD that accompanied your oscilloscope After you create the materials you can distribute them to TBS1000B EDU oscilloscopes using a USB ash memory device You can also check at www tektronix com for a separate Courseware Web page where you can nd copies of labs that others have created and uploaded to share Load your course on your TBS1000B EDU To load a new course on a TBS1000B EDU oscilloscope 1 Insert the USB memory device that contains your course into the front panel USB s
111. n or Off Sources Ch1 or Ch2 Window Hanning Flattop or Rectangular Typically use Hanning for the best frequency resolution Flattop for the best magnitude accuracy and Rectangular for the best transient analysis FFT Zoom X1 X2 X5 or X10 Function For non EDU models use the Function button to access limit test data logging the counter and the trend plot For EDU models use the Function button to access the counter 82 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Reference Non EDU models Options Settings Comments Source De nes the source of the waveforms against which to run the template waveform Compare To Speci es the limit test template against which to compare the signals de ned with the Source menu item Run Stop Test Toggles between whether to start or stop the limit test Template Setup Sets up a limit test waveform template This is the mask signal you de ne as the boundary to compare with the input source signal Do this before running a limit test Action on Violation De nes the actions the oscilloscope will take after detecting a violation Limit Test Stop After De nes the conditions that will cause the oscilloscope to end limit testing Data Logging Sets the data logging feature on or off Source Sets the signal source to log data from Duration Sets the time duration of data logging in half hour increments from 0 5 hour to 8 hours or in one
112. nents Volts Div Coarse Fine Selects the resolution of the Scale Volts Div knob Coarse de nes a 1 2 5 sequence Fine changes the resolution to small steps between the coarse settings Probe See the next table Push to adjust Probe options Invert On Off Inverts ips the waveform with respect to the reference level 1 Effective bandwidth is 6 MHz with a P2220 probe set to 1X The option for voltage and current probes is different Attenuation or Scale Probe options Settings Comments Probe Voltage Attenuation 1X 10X 20X 50X 100X 500X 1000X Set to match the attenuation factor of the voltage probe to ensure correct vertical readouts Probe Current Scale 5 V A 1 V A 500 mV A 200 mV A 100 mV A 20 mV A 10 mV A 1 mV A Set to match the scale of the current probe to ensure correct vertical readouts Back Returns to the previous menu Knobs Vertical Position Knobs Use the Vertical Position knobs to move the channel waveforms up or down on the screen 106 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Reference Vertical Scale volts division Knobs Use the Vertical Scale knobs to control how the oscilloscope ampli es or attenuates the source signal of channel waveforms When you turn a Vertical Scale knob the oscilloscope increases or decreases the vertical size of the waveform on the screen Vertical Measurement Overrange Clipping A display of in the measurem
113. ng and Positioning Waveforms 21 Taking Measurements 23 Application Examples 25 Taking Simple Measurements 26 Using Autorange to Examine a Series of Test Points 30 Taking Cursor Measurements 30 Analyzing Signal Detail 35 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual i Table of Contents Capturing a Single Shot Signal 36 Measuring Propagation Delay 38 Triggering on a Speci c Pulse Width 39 Triggering on a Video Signal 41 Analyzing a Differential Communication Signal 45 Viewing Impedance Changes in a Network
114. ng tasks List the contents of the current folder Select a le or folder Navigate to other folders Create rename and delete les and folders Format a USB ash drive 104 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Reference Options Comments Navigates to the selected USB ash drive folder Use the multipurpose knob to select a le or folder then select the Change Folder menu option Change Folder To return to the previous folder select the Up folder item and then select the Change Folder menu option New Folder Creates a new folder in the current folder location named NEW_FOL and displays the Rename menu for changing the default folder name Rename lename or folder Displays the Rename screen to rename a folder or le described next Delete lename or folder Deletes the selected le name or folder a folder must be empty before you can delete it Con rm Delete Displays after pressing Delete to con rm a le delete action Pressing any button or knob other than Con rm Delete cancels the le delete action Format Formats the USB ash drive this deletes all data on the USB ash drive Update Firmware Follow the on screen directions to set up and push the Update Firmware option button to start updating rmware Rename File or Folder You can change the names of les and folders on a USB ash drive Option Settings Comments Enters th
115. nob to select Ch1 10 Push the Cursor 1 option button 11 Push the Cursor 1 option button 12 Turn the multipurpose knob to place a cursor on the active edge of the chip select signal 13 Push the Cursor 2 option button 14 Turn the multipurpose knob to place the second cursor on the data output transition The t readout in the Cursor Menu is the propagation delay between the waveforms The readout is valid because the two waveforms have the same horizontal scale seconds division setting Triggering on a Speci c Pulse Width To set up a test for pulse width aberrations follow these steps 1 Push the Autoset button to trigger a stable display 2 Push the single cycle option button in the Autoset Menu to view a single cycle of the signal and to quickly take a Pulse Width measurement 3 Push the Trigger Menu button to see the Trigger Menu 4 Push Type 5 Turn the Multipurpose knob to highlight Pulse from the pop out menu Push the knob to select the choice 6 Push Source 7 Turn the Multipurpose knob to highlight Ch1 from the pop out menu Push the knob to select the choice TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 39 Application Examples 8 Turn the trigger Level knob to set the trigger level near the bottom of the signal 9 Push When equals 10 Push Pulse Width 11 Turn the multipurpose knob to set the pulse width to the value reported by the Pulse W
116. ns of the recast RoHS Directive 2011 65 EU until July 22 2017 xiv TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Getting Started TBS1000B and TBS1000B EDU Series Digital Storage Oscilloscopes are small lightweight benchtop instruments which you can use to take ground referenced measurements This chapter describes how to do the following tasks Install your product Perform a brief functional check Perform a probe check and compensate probes Match your probe attenuation factor Use the self calibration routine NOTE You can select a language to display on the screen when you power on the oscilloscope At any time you can also access the Utility Language option to select a language General Features Model Channels Bandwidth Sample rate Display TBS1052B EDU 2 50 MHz 1 GS s Color TBS1052B 2 50 MHz 1 GS s Color TBS1072B EDU 2 70 MHz 1 GS s Color TBS1072B 2 70 MHz 1 GS s Color TBS1102B EDU 2 100 MHz 2 GS s Color TBS1102B 2 100 MHz 2 GS s Color TBS1152B EDU 2 150 MHz 2 GS s Color TBS1152B 2 150 MHz 2 GS s Color TBS1202B EDU 2 200 MHz 2 GS s Color TBS1202B 2 200 MHz 2 GS s Color Context sensitive help system 7 inch color LCD display Educational courseware integrated in the instrument EDU models only Limit tests data logging and trend plots non EDU models only Counter function Selectable 20 MHz bandwidth limit 2 500 point r
117. nt Description Period The time required to complete the rst cycle in a waveform or gated region Period is the reciprocal of frequency and is measured in seconds Frequency The rst cycle in a waveform or gated region Frequency is the reciprocal of the period it is measured in hertz Hz where one Hz is one cycle per second DelayRR rising to rising The time between the mid reference default 50 amplitude point of two different rising waveforms See also Phase DelayFF falling to falling The time between the mid reference default 50 amplitude point of the two different falling waveforms DelayRF rising to falling The time between the mid reference default 50 amplitude point of the rising and the falling waveforms DelayFR falling to rising The time between the mid reference default 50 amplitude point of the falling and the rising waveforms Rise Time The time required for the leading edge of the rst pulse in the waveform or gated region to rise from the low reference value default 10 to the high reference value default 90 of the nal value Fall Time The time required for the falling edge of the rst pulse in the waveform or gated region to fall from the high reference value default 90 to the low reference value default 10 of the nal value Positive Duty Cycle The ratio of the positive pulse width to the signal period expressed as a percentage The dut
118. ollow these steps 1 Push the Trigger Menu button to see the Trigger Menu 2 Push the top option button and select Video 3 Push the Sync option button and select All Lines or Line Number and turn the multipurpose knob to set a speci c line number 4 Push Standard NTSC 5 Turn the Horizontal Scale seconds division knob to see a complete video line across the screen 6 Turn the Vertical Scale volts division knob to ensure that the entire video signal is visible on the screen Incoming video signal TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 43 Application Examples Using the Zoom Function to See Waveform Details You can use the zoom function to examine a speci c portion of a waveform without changing the main display If you want to view the color burst in the previous waveform in more detail without changing the main display follow these steps 1 Push the Zoom front panel button When pressing the Zoom button the waveform display area will show original waveform about and zoom in waveform about And the menu area will keep the original menu If both channels are turned on at the same time there will be two zoom in waveforms at the top window 2 Push the Scale side menu button and turn the Multipurpose knob to change the zoom scale 3 Push the Position side menu button and turn the Multipurpose knob to change the zoom position 4 Turn the horizontal Scale
119. on A pop out menu should appear showing a scroll able list of the available cursor types 9 Turn the Multipurpose knob to highlight Time 10 Push the Multipurpose knob to select Time TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 33 Application Examples 11 Push the Source side menu button A pop out menu should appear showing a scroll able list of the available sources 12 Turn the Multipurpose knob to highlight Ch1 13 Push the Multipurpose knob to select Ch1 14 Push the Cursor 1 option button 15 Turn the multipurpose knob to place a cursor at the point where the waveform crosses the second graticule line below center screen This is the 10 level of the waveform 16 Push the Cursor 2 option button 17 Turn the multipurpose knob to place a cursor at the point where the waveform crosses the second graticule line above center screen This is the 90 level of the waveform The t readout in the Cursor Menu is the rise time of the waveform 5 divisions Type Time Source Ch1 t 140 0ns 1 t 7 143MHz V 2 08V Cursor 1 80 0ns 1 02V Cursor 2 60 0ns 1 06V NOTE The Rise Time measurement is available as an automatic measurement in the Measure Menu See page 85 Taking Measurements NOTE The Rise Time measurement also displays when you select the Rising Edge option in the Autoset Menu See page 75 Square Wave or Pulse 34 TBS1000B and TBS1000B EDU Series Oscilloscopes
120. on To set the function of the button to save data access one of the following options Save Recall Action Save All Front panel Save Button Utility more page 1 of 2 Options Printer Setup Saves All to Files The Saves All to Files option lets you save the current oscilloscope information to les on the USB ash drive A single Saves All to Files action uses less than 700 kB of space on the ash drive Before you can save data to the USB ash drive you need to change the front panel Save button to the alternative Save function To do so select the Save Recall Save All Print Button Saves All to Files option To save all the oscilloscope les to a USB ash drive follow these steps 1 Insert a USB ash drive into the USB Flash Drive port 2 To change the folder designated as the current folder push the Select Folder option button The oscilloscope creates a new folder within the current folder each time you push the front panel Save button and automatically generates the folder name 3 Set up the oscilloscope to capture your data 4 Push the Save button The oscilloscope creates a new folder on the ash drive and saves the screen image waveform data and setup data in separate les in that new folder using the current oscilloscope and le format settings The oscilloscope names the folder ALLnnnn See page 91 Save Recall To see a list of the les created by
121. onics in power lines Measure harmonic content and distortion in systems Characterize noise in DC power supplies Test impulse response of lters and systems Analyze vibration To use FFT you need to perform the following tasks Set up the source time domain waveform Display the FFT spectrum Select a type of FFT window Adjust the sample rate to display the fundamental frequency and harmonics without aliasing Use cursors to measure the spectrum Setting Up the Time Domain Waveform Before you use FFT you need to set up the time domain YT waveform To do so follow these steps 1 Push Autoset to display a YT waveform 2 Turn the vertical Position knob to move the YT waveform to the center vertically zero divisions This ensures that the FFT will show a true DC value 3 Turn the Horizontal Position knob to position the part of the YT waveform that you want to analyze in the center eight divisions of the screen The oscilloscope calculates the FFT spectrum using the center 2048 points of the time domain waveform TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 51 FFT 4 Turn the Vertical Scale volts division knob to ensure that the entire waveform remains on the screen The oscilloscope may display erroneous FFT results by adding high frequency components if the entire waveform is not visible 5 Turn the Horizontal Scale seconds division knob to provide the resolution you want
122. ontal and vertical parameters Times are referenced to the trigger point For the FFT function these cursors measure frequency Time cursors also include a readout of the waveform amplitude at the point the waveform crosses the cursor Automatic The Measure Menu can take up to six automatic measurements When you take automatic measurements the oscilloscope does all the calculating for you Because the measurements use the waveform record points they are more accurate than the graticule or cursor measurements Automatic measurements use readouts to show measurement results These readouts are updated periodically as the oscilloscope acquires new data For measurement descriptions refer to the Reference chapter See page 85 Taking Measurements 24 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Application Examples This section presents a series of application examples These simpli ed examples highlight the features of the oscilloscope and give you ideas for using it to solve your own test problems Taking simple measurements Using Autoset Using the Measure Menu to take automatic measurements Measuring two signals and calculating gain Using Autorange to examine a series of test points Taking cursor measurements Measuring ring frequency and ring amplitude Measuring pulse width Measuring rise time Analyzing signal detail Looking at a noisy signal Using the average function to separate a sign
123. other than Tektronix representatives to install repair or service the product b to repair damage resulting from improper use or connection to incompatible equipment c to repair any damage or malfunction caused by the use of non Tektronix supplies or d to service a product that has been modi ed or integrated with other products when the effect of such modi cation or integration increases the time or dif culty of servicing the product THIS WARRANTY IS GIVEN BY TEKTRONIX WITH RESPECT TO THE PRODUCT IN LIEU OF ANY OTHER WARRANTIES EXPRESS OR IMPLIED TEKTRONIX AND ITS VENDORS DISCLAIM ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE TEKTRONIX RESPONSIBILITY TO REPAIR OR REPLACE DEFECTIVE PRODUCTS IS THE SOLE AND EXCLUSIVE REMEDY PROVIDED TO THE CUSTOMER FOR BREACH OF THIS WARRANTY TEKTRONIX AND ITS VENDORS WILL NOT BE LIABLE FOR ANY INDIRECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES IRRESPECTIVE OF WHETHER TEKTRONIX OR THE VENDOR HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES W19 03AUG12 TPP0051 TPP0101 and TPP0201 Probes Warranty Tektronix warrants that this product will be free from defects in materials and workmanship for a period of one 1 year from the date of shipment If any such product proves defective during this warranty period Tektronix at its option either will repair the defective product without charge for parts and labor or will provide a replacement in exchange fo
124. ove the common reference point is positive and the area below the common reference point is negative Cursor Mean The arithmetic mean of the waveform data from the selected starting to the ending point Cursor RMS Calculates a true RMS measurement of the waveform data from the selected starting to the ending point Measurement Gating Gating con nes the measurement to a portion of a waveform de ned by the cursors To use 1 Push the Measure front panel button 2 Push the Measure Gating On Off side bezel button TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 89 Reference Menu Off Push Menu Off to clear displayed menus from the screen Print Ready Screenshots You can set up the oscilloscope to save print ready images through the Utility more page 1 of 3 Options Printer Setup menu Option Setting Comments Ink Saver On Off Prints the screen image on a white background when you select On Layout 1 Portrait Landscape Printer output orientation Abort Printing Stops sending the screen image to the printer Paper Size 2 Default L 2L Hagaki Postcard Card Size 10 x 15 cm 4 x 6 8 x 10 Letter 11 x 17 A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 B0 B1 B2 B3 B4 B5 B6 B7 B8 B9 89 mm Roll L 127 mm Roll 2L 100 mm Roll 4 210 mm Roll A4 Displays settings available on your PictBridge compatible printer Image Size 2 Default 2 5 x 3 25 in L 3
125. pically set at the horizontal center of the screen In this case you are able to view ve divisions of pretrigger information Adjusting the Horizontal Position of the waveform allows you to see more or less pretrigger information Video Trigger Options Settings Comments Video With Video highlighted triggering occurs on an NTSC PAL or SECAM standard video signal Trigger coupling is preset to AC Source Ch1 Ch2 Ext Ext 5 Selects the input source as the trigger signal Ext and Ext 5 selections use the signal applied to the Ext Trig connector Polarity Normal Inverted Normal triggers on the negative edge of the sync pulse Inverted triggers on the positive edge of the sync pulse Sync All Lines Line Number Odd Field Even Field All Fields Select an appropriate video sync Use the multipurpose knob to specify a line number when you select Line Number for the Sync option Standard NTSC PAL SECAM Select the video standard for sync and line number count Key Points Sync Pulses When you choose Normal Polarity the trigger always occurs on negative going sync pulses If your video signal has positive going sync pulses use the Inverted Polarity selection 98 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Reference Pulse Width Trigger Use Pulse Width triggering to trigger on normal or aberrant pulses Options Settings Comments Pulse With Pulse highlighted triggering occurs on pulses that m
126. plate with speci c horizontal and vertical tolerances You can create them from channel 1 channel 2 or the Math waveform 6 Push Display Template and toggle between On and Off to display or not a stored template 7 Push the Action on Violation button and select an action from the resulting menu to describe what the oscilloscope will do after it detects a violation You can select between Save Waveform and Save Image 8 Push the Stop After button and toggle the resulting button with the same name to de ne the conditions that will stop limit testing Select Waveforms Violations or Time and use the multipurpose knob to set the desired number of waveforms number of violations or the time in seconds at which to stop You can also choose to stop the testing manually 9 Push the Run Stop Test button to toggle between starting and ending the limit test After you end the test the oscilloscope will display the test statistics on TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 49 Application Examples the screen This includes the number of cases tested the number of cases passed and the number of cases failed 50 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual FFT FFT converts a time domain YT signal into its frequency components spectrum The oscilloscope can optionally display the source waveform at the same time as the FFT waveform Use FFT for the following types of analysis Analyze harm
127. ples analyzing a differential communication signal 45 analyzing signal detail 35 automatic measurements 26 autoranging to examine test points 30 autoset using 26 averaging using 35 calculating ampli er gain 29 capturing a single shot signal 36 cursors using 30 data logging 48 limit testing 49 looking at a noisy signal 35 measuring propagation delay 38 measuring pulse width 32 measuring ring amplitude 30 measuring ring frequency 30 measuring rise time 33 measuring two signals 28 optimizing the acquisition 37 peak detect using 35 reducing noise 35 taking automatic measurements 27 taking cursor measurements 30 triggering on a speci c pulse width 39 triggering on a video signal 41 triggering on video elds 41 triggering on video lines 43 using Autorange to examine test points 30 using persistence 48 using the zoom function 44 using XY mode 47 viewing impedance changes in a network 46 Area measurement 89 Attenuation voltage probe 6 106 Attenuation switch 7 Auto trigger mode 97 Automatic measurements 85 basic concepts 24 Autorange functions 17 overview 71 turning off 72 Autorange menu 71 Autoset button 15 Autoset functions 17 DC level 73 FFT 75 noise 74 overview 73 pulse signal 75 sine waves 74 square wave 75 Undo 75 video signal 75 when to use 74 Autoset menu 73 Average acquisition mode 69 Average acquisition mode 20 70 B Bandwidth lim
128. r manual 077 0444 XX English provides command and syntax information TBS1000B and TBS1000B EDU Series Digital Storage Oscilloscope Service Manual The PDF service manual 077 0897 XX English provides module level repair information TBS1000B and TBS1000B EDU Series Digital Storage Oscilloscope User Manuals The PDF user manual is available in these languages English 077 0886 XX French 077 0887 XX Italian 077 0888 XX German 077 0889 XX Spanish 077 0890 XX Japanese 077 0891 XX Portuguese 077 0892 XX Simpli ed Chinese 077 0893 XX Traditional Chinese 077 0894 XX Korean 077 0895 XX Russian 077 0896 XX International Power Cords In addition to the power cord shipped with your oscilloscope you can obtain the following cords Option A0 North American 120 V 60 Hz 161 0066 00 Option A1 European 230 V 50 Hz 161 0066 09 Option A2 United Kingdom 230 V 50 Hz 161 0066 10 Option A3 Australian 240 V 50 Hz 161 0066 13 Option A5 Switzerland 230 V 50 Hz 161 0154 00 Option A6 Japan 100 V 50 60 Hz 161 0342 00 Option A10 China 220 V 50 Hz 161 0304 00 Option A11 India 230 V 50 Hz 161 0400 00 Option A12 Brazil 127 220 V 60 Hz 161 0357 00 TEK USB 488 Adapter The GPIB adapter allows you to connect your oscilloscope to a GPIB controller Soft Case The soft case AC2100 protects the oscilloscope from damage and provides space for probes a power cord and manuals Transit Case The transit case HCTEK4321
129. r the defective product Parts modules and replacement products used by Tektronix for warranty work may be new or reconditioned to like new performance All replaced parts modules and products become the property of Tektronix In order to obtain service under this warranty Customer must notify Tektronix of the defect before the expiration of the warranty period and make suitable arrangements for the performance of service Customer shall be responsible for packaging and shipping the defective product to the service center designated by Tektronix with shipping charges prepaid Tektronix shall pay for the return of the product to Customer if the shipment is to a location within the country in which the Tektronix service center is located Customer shall be responsible for paying all shipping charges duties taxes and any other charges for products returned to any other locations This warranty shall not apply to any defect failure or damage caused by improper use or improper or inadequate maintenance and care Tektronix shall not be obligated to furnish service under this warranty a to repair damage resulting from attempts by personnel other than Tektronix representatives to install repair or service the product b to repair damage resulting from improper use or connection to incompatible equipment c to repair any damage or malfunction caused by the use of non Tektronix supplies or d to service a product that has been modi ed or integrated with
130. ries 10X Passive Probes Information Table 19 Certi cations and compliances Characteristics Description EC Declaration of Conformity Compliance was demonstrated to the following speci cation as listed in the Of cial Journal of the European Communities Low Voltage Directive 2006 95 EC EN61010 031 2002 Safety Standards UL61010 031 2007 CAN CSA C22 2 No 61010 031 07 IEC61010 031 IEC 61010 031 A1 2008 Category Examples of Products in this Category CAT III Distribution level mains xed installation CAT II Local level mains appliances portable equipment Measurement Category Descriptions CAT I Circuits not directly connected to mains Pollution Degree 2 Do not operate in environments where cond uctive pollutants may be present as de ned in IEC 61010 1 Rated for indoor use only Equipment Recycling This product complies with the European Union s requirements according to Directive 2002 96 EC on waste electrical and electronic equipment WEEE For more information about recycling options check the Support Service section of the Tektronix Web site www tektronix com Safety Summary Review the following safety precautions to avoid injury and prevent damage to this product or any products connected to it To avoid potential hazards use this product only as speci ed Using the probe or accessories in a manner not speci ed could result in a shock or re hazard To Avoid Fire or Personal
131. rized Tektronix distributor If the product proves defective during this warranty period Tektronix at its option either will repair the defective product without charge for parts and labor or will provide a replacement in exchange for the defective product Batteries are excluded from this warranty Parts modules and replacement products used by Tektronix for warranty work may be new or reconditioned to like new performance All replaced parts modules and products become the property of Tektronix In order to obtain service under this warranty Customer must notify Tektronix of the defect before the expiration of the warranty period and make suitable arrangements for the performance of service Customer shall be responsible for packaging and shipping the defective product to the service center designated by Tektronix shipping charges prepaid and with a copy of customer proof of purchase Tektronix shall pay for the return of the product to Customer if the shipment is to a location within the country in which the Tektronix service center is located Customer shall be responsible for paying all shipping charges duties taxes and any other charges for products returned to any other locations This warranty shall not apply to any defect failure or damage caused by improper use or improper or inadequate maintenance and care Tektronix shall not be obligated to furnish service under this warranty a to repair damage resulting from attempts by personnel
132. rizontal and trigger controls to optimize the settings before the next single shot event is captured When the next acquisition is captured with the new settings push the Single button again you can see that the contact bounces several times as it opens TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 37 Application Examples Measuring Propagation Delay You suspect that the memory timing in a microprocessor circuit is marginal Set up the oscilloscope to measure the propagation delay between the chip select signal and the data output of the memory device Type Time Source Ch1 t 20 00ns 1 t 50 00MHz V 0 28V Cursor 1 50 0ns 0 20V Cursor 2 70 0ns 0 08V To set up to measure propagation delay follow these steps 1 Push the Autoset button to trigger a stable display 2 Adjust the horizontal and vertical controls to optimize the display 3 Push the Cursor button to see the Cursor Menu 4 Push the Type side menu button A pop out menu should appear showing a scroll able list of the available cursor types 5 Turn the Multipurpose knob to highlight Time 6 Push the Multipurpose knob to select Time 7 Push the Source side menu button A pop out menu should appear showing a scroll able list of the available sources 38 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Application Examples 8 Turn the Multipurpose knob to highlight Ch1 9 Push the Multipurpose k
133. rm is subtracted from the channel 1 waveform subtraction Ch2 Ch1 The channel 1 waveform is subtracted from the channel 2 waveform multiplication Ch1 Ch2 Channels 1 and 2 are multiplied together Key Points Waveform Units The combination of source waveform units determine the resulting units for the Math waveform Waveform unit Waveform unit Operation Resulting Math unit V V or V A A or A V A or V V VV A A AA V A VA Measure Push the Measure button to access automatic measurements There are 34 types of measurements available You can display up to six at a time Push the top option button to display the Measure 1 Menu You can choose the channel on which to take a measurement in the Source option You can choose the type of measurement to take in the Type option Push the Back option button to return to the Measure Menu and display the selected measurements Key Points Taking Measurements You can display up to six automatic measurements at a time The waveform channel must be on displayed to make a measurement TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 85 Reference Automated measurements cannot be taken on reference waveforms or while using XY or scan mode The measurements update about two times per second The following tables list each automatic measurement by category time or amplitude Time measurements Measureme
134. rms 84 Screen image saving to a le 64 SECAM video standard 98 Security loop 2 Self calibration 7 Service error log as a reference 103 Service manual ordering 122 Set date and time 104 Set to 50 13 Set To Zero button 13 Setups basic concepts 17 saving and recalling 91 Sine waves Autoset function 74 Single button 15 70 steps taken by the oscilloscope when pushed 18 Single shot signal application example 36 Slope 20 Soft case ordering 122 Source AC Line 98 Ext 97 Ext 5 97 trigger 19 96 98 99 Speci cations oscilloscope 109 Square wave Autoset function 75 Status miscellaneous 103 system 101 Subtract waveforms Math menu 84 Sweep delayed 84 horizontal scale 84 Sync video polarity 98 video trigger line or eld 98 Sync pulse 98 T TEK USB 488 adapter connecting 67 ordering 122 Time base 13 20 Time cursors 24 79 Time domain waveform 51 Transit case ordering 122 Trend plot 95 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 133 Index Trigger coupling 19 97 98 de nition 18 edge 96 force 100 Force trigger 13 frequency readout 100 holdoff 101 level 13 20 96 menu 96 modes 19 modes Auto 97 modes Normal 97 polarity 99 position 19 Position icon 10 pretrigger information 98 slope 20 96 source 19 96 99 status 103 sync 98 types 19 video 98 99 view 100 Trigger level icon 10 Trigger Menu button 13 Trigger rea
135. romote products derived from this font without speci c prior written permission THIS FONT IS PROVIDED BY THE TEAM AND CONTRIBUTORS AS IS AND ANY EXPRESS OR IMPLIED WARRANTIES INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED IN NO EVENT SHALL THE TEAM OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT INDIRECT INCIDENTAL SPECIAL EXEMPLARY OR CONSEQUENTIAL DAMAGES INCLUDING BUT NOT LIMITED TO PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES LOSS OF USE DATA OR PROFITS OR BUSINESS INTERRUPTION HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY WHETHER IN CONTRACT STRICT LIABILITY OR TORT INCLUDING NEGLIGENCE OR OTHERWISE ARISING IN ANY WAY OUT OF THE USE OF THIS FONT EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE 128 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Index Symbols and Numbers 1 or 2 channel connectors 15 channel menu buttons 12 A AC coupling trigger 97 vertical 106 Accessories 121 Acquire button 13 15 69 Acquire menu 69 Acquire signals basic concepts 20 Acquisition live display 71 single shot example 36 stopping 71 Acquisition modes 20 69 Average 20 70 Peak Detect 20 70 Sample 20 69 Acquisition readout 10 Add waveforms Math menu 84 Aliasing check for 22 FFT 55 time domain 21 Amplitude cursors 23 79 Amplitude measurement 87 Amplitude measurements using cursors 30 Application exam
136. rs periodically if it does not detect a trigger TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 13 Operating Basics Menu and Control Buttons Refer to the Reference chapter for detailed information on the menu and button controls Multipurpose Knob The function is determined by the displayed menu or selected menu option When active the adjacent LED lights The next table lists the functions Active menu or option Knob operation Description Cursor Turn Scroll to position the selected cursor Help Turn push Highlights entries in the Index Highlights links in a topic Push to select the highlighted item Math Turn push Scroll to position and scale the Math waveform Scroll and push to select the operation FFT Turn push Scroll and push to select source window type and zoom values Turn push Scroll to highlight and push to select the type of automatic measurement for each source Measure Turn Scroll to position the selected gating cursors Save Recall Turn push Scroll to highlight and push to select the action and le format Scroll through the list of les Trigger Turn push Scroll to highlight and push to select the trigger type source slope mode coupling polarity sync video standard trigger when operation Turn to set the trigger holdoff and pulse width values Utility Scroll push Scroll to highlight and push to select miscellaneous menu items Turn to set the
137. s help to de ne the trigger The Slope option Edge trigger type only determines whether the oscilloscope nds the trigger point on the rising or the falling edge of a signal The Trigger Level knob controls where on the edge the trigger point occurs Rising edge Falling edge Trigger level can be adjusted vertically Trigger can be rising or falling Acquiring Signals When you acquire a signal the oscilloscope converts it into a digital form and displays a waveform The acquisition mode de nes how the signal is digitized and the time base setting affects the time span and level of detail in the acquisition Acquisition Modes There are three acquisition modes Sample Peak Detect and Average Sample In this acquisition mode the oscilloscope samples the signal in evenly spaced intervals to construct the waveform This mode accurately represents signals most of the time However this mode does not acquire rapid variations in the signal that may occur between samples This can result in aliasing and may cause narrow pulses to be missed In these cases you should use the Peak Detect mode to acquire data See page 22 Time Domain Aliasing Peak Detect In this acquisition mode the oscilloscope nds the highest and lowest values of the input signal over each sample interval and uses these values to display the waveform In this way the oscilloscope can acquire and display narrow pulses which may have otherwise been misse
138. s the time between when the oscilloscope detects one trigger and when it is ready to detect another The oscilloscope will not trigger during the holdoff time For a pulse train you can adjust the holdoff time so the oscilloscope triggers only on the rst pulse in the train To use Trigger Holdoff push the Trigger more page 1 of 2 Set Trigger Holdoff option button and use the multipurpose knob to adjust the holdoff The resolution of the trigger holdoff varies depending on the horizontal scale setting Utility Push the Utility button to display the Utility Menu EDU models Options Settings Comments Display Type Vectors Dots Persist 1 sec 2 sec 5 sec In nite Off Format YT XY Backlight 1 to 100 Language English French German Italian Spanish Japanese Portuguese Simpli ed Chinese Traditional Chinese Korean Selects the display language of the oscilloscope Do Self Cal Performs a self calibration Probe check TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 101 Reference Options Settings Comments File Utilities Displays folder le and USB ash drive options See page 104 Options Rear USB Port auto detect printer computer printer setup GPIB setup Set date and time error log Update course Enable Disable Autoset Enable Change Password To further enhance the teaching process on EDU oscilloscopes you the teacher can disable
139. seconds division knob and select 500 ns This will be the seconds division setting of the expanded view 5 Turn the horizontal Position knob to position the zoom window around the portion of the waveform that you want to expand 44 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Application Examples Analyzing a Differential Communication Signal You are having intermittent problems with a serial data communication link and you suspect poor signal quality Set up the oscilloscope to show you a snapshot of the serial data stream so you can verify the signal levels and transition times Because this is a differential signal you use the Math function of the oscilloscope to view a better representation of the waveform NOTE Be sure to rst compensate both probes Differences in probe compensation appear as errors in the differential signal To activate the differential signals connected to channel 1 and to channel 2 follow these steps 1 Push the 1 channel 1 menu button and set the Probe Voltage Attenuation option to 10X 2 Push the 2 channel 2 menu button and set the Probe Voltage Attenuation option to 10X TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 45 Application Examples 3 If using P2220 probes set their switches to 10X 4 Push the Autoset button 5 Push the Math button to see the Math Menu 6 Push the Operation option button and select 7 Push t
140. seful than Autoset in the following situations Analyzing a dynamically changing signal Quickly comparing a sequence of several signals without adjusting the oscilloscope This is very useful if you need to use two probes at the same time or if you need to use a probe in one hand and are holding something else in the other Controlling which settings the oscilloscope automatically adjusts If your signals vary in frequency but have similar amplitudes you can use Horizontal Only autoranging The oscilloscope will adjust the horizontal settings but leave the vertical settings unchanged This way you can visually estimate the amplitude of the signal without worrying about the vertical scale changing Vertical Only autoranging works similarly adjusting vertical parameters and leaving the horizontal settings unchanged Autoset When you push the Autoset button once the oscilloscope identi es the type of waveform and adjusts controls to produce a usable display of the input signal When you press the button for more than 1 5 seconds it will perform the Autorange function It will displays the Autorange Menu and activate or deactivate the autoranging function Function Setting Acquire mode Adjusted to Sample or Peak Detect Cursors Off Display format Set to YT Display type Set to Dots for a video signal set to Vectors for an FFT spectrum otherwise unchanged Horizontal position Adjusted Horizontal scale seconds
141. splays waveform updates from the left to the right of the screen and erases old points as it displays new points A moving one division wide blank section of the screen separates the new waveform points from the old The oscilloscope changes to the Scan acquisition mode when you turn the Horizontal Scale knob to 100 ms div or slower and select the Auto Mode option in the Trigger Menu To disable Scan mode push the Trigger Menu button and set the Mode option to Normal Stopping the Acquisition While the acquisition is running the waveform display is live Stopping the acquisition when you push the Run Stop button freezes the display In either mode the waveform display can be scaled or positioned with the vertical and horizontal controls Autorange When you hold the Autoset button for more than 1 5 seconds the oscilloscope activates or deactivates the Autorange function This function automatically adjusts setup values to track a signal If the signal changes the setup continues to track the signal When you power on the oscilloscope autoranging is always inactive Options Comment Autoranging Activates or deactivates the Autorange function Vertical and Horizontal Tracks and adjusts both axes Vertical Only Tracks and adjusts the Vertical scale does not change the horizontal settings Horizontal Only Tracks and adjusts the Horizontal scale does not change the vertical settings Undo Autoranging Causes the oscillos
142. sure to high intensity rays or laser radiation exists Do not operate in wet damp conditions Be aware that condensation may occur if a unit is moved from a cold to a warm environment Do not operate in an explosive atmosphere Keep product surfaces clean and dry Remove the input signals before you clean the product Provide proper ventilation Refer to the installation instructions in the manual for details on installing the product so it has proper ventilation Slots and openings are provided for ventilation and should never be covered or otherwise obstructed Do not push objects into any of the openings Provide a safe working environment Always place the product in a location convenient for viewing the display and indicators Avoid improper or prolonged use of keyboards pointers and button pads Improper or prolonged keyboard or pointer use may result in serious injury Be sure your work area meets applicable ergonomic standards Consult with an ergonomics professional to avoid stress injuries Probes and test leads Before connecting probes or test leads connect the power cord from the power connector to a properly grounded power outlet Keep ngers behind the nger guards on the probes Remove all probes test leads and accessories that are not in use Use only correct Measurement Category CAT voltage temperature altitude and amperage rated probes test leads and adapters for any measurement Beware of hig
143. t PCB Adapter 016 2016 xx Wire spool 32 AWG 020 3045 xx Speci cations Table 17 Electrical and mechanical speci cations Characteristic TPP0051 TPP0101 TPP0201 Bandwidth 3 dB DC to 50 MHz DC to 100 MHz DC to 200 MHz System attenuation accuracy 10 1 3 2 10 1 3 2 10 1 3 2 Compensation range 15 pF 25 pF 15 pF 25 pF 15 pF 25 pF System input resistance DC 10 M 1 5 10 M 1 5 10 M 1 5 System input capacitance lt 12 pF lt 12 pF lt 12 pF System rise time typical lt 3 5 ns lt 3 5 ns lt 2 3 ns Propagation delay 6 1 ns 6 1 ns 6 1 ns Maximum input voltage 300 VRMS CAT II 300 VRMS CAT II 300 VRMS CAT II Cable length 1 3 m 1 3 m 1 3 m 116 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Appendix B TPP0051 TPP0101 and TPP0201 Series 10X Passive Probes Information Table 18 Environmental speci cations Characteristics Description Temperature Operating Nonoperating 10 C to 55 C 14 F to 131 F 51 C to 71 C 60 F to 160 F Humidity Operating and Non Operating 5 to 95 relative humidity RH up to 30 C 86 F 5 to 65 RH above 30 C up to 55 C 131 F Altitude Operating Nonoperating 3 0 km 10 000 ft maximum 12 2 km 40 000 ft maximum Performance Graphs TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 117 Appendix B TPP0051 TPP0101 and TPP0201 Se
144. t which triggerable events occur to determine trigger frequency and displays the frequency in the lower right corner of the screen NOTE The trigger frequency readout shows the frequency of events the oscilloscope might consider to be a trigger and may be less than the frequency of the input signal in Pulse Width trigger mode Knobs and Buttons Level Knob Use to control the Trigger Level Push this knob to automatically sets the Trigger Level to be about halfway between the minimum and maximum voltage levels This can frequently help to quickly stabilize a waveform Force Trig Button Use the Force Trig button to complete the waveform acquisition whether or not the oscilloscope detects a trigger This is useful for single sequence acquisitions and Normal trigger mode In Auto trigger mode the oscilloscope automatically forces triggers periodically if it does not detect a trigger Trigger View Push the Trigger Menu button for more than 1 5 seconds to enable the Trigger View mode and display the conditioned trigger signal on the oscilloscope You can use this mode to see the following types of information 100 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Reference Effects of the Trigger Coupling option AC Line trigger source Edge Trigger only Signal connected to the Ext Trig BNC Holdoff You can use the Trigger Holdoff function to produce a stable display of complex waveforms such as pulse trains Holdoff i
145. tal Scale Knob seconds division Use to change the horizontal time scale to magnify or compress the waveform Key Points Horizontal Scale If waveform acquisition is stopped using the Run Stop or Single button the Horizontal Scale control expands or compresses the waveform Use to zoom in on a detail of the waveform Scan Mode Display Roll Mode When the Horizontal Scale control is set to 100 ms div or slower and the trigger mode is set to Auto the oscilloscope enters the Scan acquisition mode In this mode the waveform display updates from left to right There is no trigger or horizontal position control of waveforms during scan mode See page 71 Scan Mode Display Math Push the Math M button to display waveform math operations Push the Math button again to remove math waveforms See page 106 Vertical Controls Options Comments Math operations see the next table Sources Sources used for the operations see the next table 84 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Reference Options Comments Position Use the multipurpose knob to set the vertical position of the resultant Math waveform Vertical Scale Use the multipurpose knob to set the vertical scale of the resultant Math waveform The Math Menu includes Sources options for each operation Operation Sources option Comments addition Ch1 Ch2 Channels 1 and 2 are added together Ch1 Ch2 The channel 2 wavefo
146. ted select the option that tells Windows to display a list of known drivers and click Next b In the next window select USB Test and Measurement Device If you do not see a USB Test and Measurement Device selection the OpenChoice Desktop software is not properly installed c In the next window click Next to allow Windows to install the driver for your oscilloscope Windows will install the driver for your oscilloscope d If you do not see the USB Test and Measurement Device in step b or if Windows cannot nd the software driver the software is not properly installed In these situations click Cancel to exit the Found New Hardware wizard Do NOT allow the wizard to nish Unplug the USB cable from your oscilloscope and install the software Reconnect your oscilloscope to the PC and follow steps 7a 7b and 7c 8 When prompted click Finish 9 If Windows asks you to insert a CD click Cancel 10 Run the PC Communications software on your PC 11 If the oscilloscope and PC do not communicate refer to the PC Communications online help and documentation Connecting to a GPIB System If you want to communicate between the oscilloscope and a GPIB system use a TEK USB 488 adapter and follow these steps 1 Connect the oscilloscope to a TEK USB 488 adapter with a USB cable The Accessories appendix has information on how to order an adapter See page 121 Accessories 2 Connect the TEK USB 488 adapt
147. termine that it is a little more than 100 mV You can take simple measurements by counting the major and minor graticule divisions involved and multiplying by the scale factor For example if you counted ve major vertical graticule divisions between the minimum and maximum values of a waveform and knew you had a scale factor of 100 mV division then you could calculate your peak to peak voltage as follows 5 divisions x 100 mV division 500 mV Cursor Cursors This method allows you to take measurements by moving the cursors which always appear in pairs and reading their numeric values from the display readouts There are two types of cursors Amplitude and Time When you use cursors be sure to set Source to the waveform on the display that you want to measure You can use the cursors to de ne the measurement gating area after you have turned on Measure Gating in the Measure menu The oscilloscope will restrict the gated measurement you take to the data between the two cursors To use cursors push the Cursor button TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 23 Understanding Oscilloscope Functions Amplitude Cursors Amplitude cursors appear as horizontal lines on the display and measure the vertical parameters Amplitudes are referenced to the reference level For the FFT function these cursors measure magnitude Time Cursors Time cursors appear as vertical lines on the display and measure both horiz
148. test point the oscilloscope readjusts the horizontal scale the vertical scale and the trigger level to give you a useful display Taking Cursor Measurements You can use the cursors to quickly take time and amplitude measurements on a waveform Measuring Ring Frequency and Amplitude To measure the ring frequency at the rising edge of a signal follow these steps 1 Push the Cursor front panel button to see the Cursor Menu 2 Push the Type side menu button A pop out menu should appear showing a scroll able list of the available cursor types 3 Turn the Multipurpose knob to highlight Time 4 Push the Multipurpose knob to select Time 30 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Application Examples 5 Push the Source side menu button A pop out menu should appear showing a scroll able list of the available sources 6 Turn the Multipurpose knob to highlight Ch1 7 Push the Multipurpose knob to select Ch1 8 Push the Cursor 1 option button 9 Turn the multipurpose knob to place a cursor on the rst peak of the ring 10 Push the Cursor 2 option button 11 Turn the multipurpose knob to place a cursor on the second peak of the ring You can see the delta time and frequency the measured ring frequency in the Cursor Menu Type Time Source Ch1 t 540 0ns 1 t 1 852MHz V 0 44V Cursor1 180ns 1 40V Cursor2 720ns 0 96V 12 Push the Type side menu but
149. tible with most word processing and spreadsheet programs this is the default JPEG JPG This bitmap format uses a lossy compression algorithm and is commonly used by digital cameras and by other digital photographic applications Before you can save data to the USB ash drive you must change the Save button to the alternative Save function To do so select the Save Recall Save All Print Button Saves Image to File option To save a screen image to a USB ash drive follow these steps 1 Insert a USB ash drive into the USB Flash Drive port 2 To change the folder designated as the current folder push the Select Folder option button 3 Access the screen you want to save 4 Push the front panel Save button The oscilloscope saves the screen image and automatically generates the le name To see a list of the les created by the Save Image To File function you can access the Utility File Utilities menu 64 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual USB Flash Drive and Device Ports USB Device Port You can use a USB cable to connect the oscilloscope to a PC The USB Device port is on the rear of the oscilloscope USB Device port Installing the PC Communications Software on a PC Before you connect the oscilloscope to a PC with Tektronix OpenChoice PC Communications Software you must download that software from www tektronix com software and install it on your PC
150. tings affect the trigger signal such as trigger coupling PROBE COMP Probe compensation output and chassis reference Use to electrically match a voltage probe to the oscilloscope input circuit See page 6 Manual Probe Compensation TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 15 Operating Basics Other Front Panel Items USB Flash Drive port USB Flash Drive Port Insert a USB ash drive for data storage or retrieval For ash drives with an LED the LED blinks when saving data to or retrieving data from the drive Wait until the LED stops to remove the drive 16 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Understanding Oscilloscope Functions This chapter contains general information that you need to understand before you use an oscilloscope To use your oscilloscope effectively you need to learn about the following functions Setting up the oscilloscope Triggering Acquiring signals waveforms Scaling and positioning waveforms Measuring waveforms The next gure shows a block diagram of the various functions of the oscilloscope and their relationships to each other Setting Up the Oscilloscope You should become familiar with several functions that you may use often when operating your oscilloscope Autoset Autorange saving a setup and recalling a setup Using Autoset Each time you push the Autoset button the Autoset function obtains a stable waveform display for yo
151. tings or waveform data from a le on the USB ash drive through the Save Recall menu Each recall option operates in a similar way As an example to recall a waveform le from a USB ash drive follow these steps 1 Insert the USB ash drive that contains the desired waveform le into the USB Flash Drive port on the front of the oscilloscope 2 Push the Save Recall front panel button 3 Select the Action Recall Waveform Select File option You can use the Change Folder option to navigate to another folder on the ash drive 4 Turn the multipurpose knob to select the waveform le to recall The name of the le in the Recall option changes as you scroll 5 Select the To option and specify which reference memory location to recall the waveform to RefA or RefB 6 Push the Recall FnnnnCHx CSV option button where FnnnnCHx CSV is the name of the waveform le NOTE For folders on the ash drive that contain one waveform le select the Save Recall Action Recall Waveform To option and specify the reference memory location to recall the waveform to The name of the le appears in the Recall option See page 91 Save Recall 62 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual USB Flash Drive and Device Ports Using the Save Function of the Front Panel Save Button You can set the save front panel button to write data to the USB ash drive as an alternative functi
152. ton A pop out menu should appear showing a scroll able list of the available cursor types 13 Turn the Multipurpose knob to highlight Amplitude 14 Push the Multipurpose knob to select Amplitude 15 Push the Cursor 1 option button 16 Turn the multipurpose knob to place a cursor on the rst peak of the ring 17 Push the Cursor 2 option button 18 Turn the multipurpose knob to place Cursor 2 on the lowest part of the ring You can see the amplitude of the ring in the Cursor Menu TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 31 Application Examples Type Amplitude Source Ch1 V 640mV Cursor 1 1 46V Cursor 2 820mV Measuring Pulse Width If you are analyzing a pulse waveform and you want to know the width of the pulse follow these steps 1 Push the Cursor button to see the Cursor Menu 2 Push the Type side menu button A pop out menu should appear showing a scroll able list of the available cursor types 3 Turn the Multipurpose knob to highlight Time 4 Push the Multipurpose knob to select Time 5 Push the Cursor 1 option button 6 Turn the multipurpose knob to place a cursor on the rising edge of the pulse 7 Push the Cursor 2 option button 8 Turn the multipurpose knob to place a cursor on the falling edge of the pulse You can see the following measurements in the Cursor Menu The time at Cursor 1 relative to the trigger The time at Cursor 2 relati
153. u It automatically adjusts the vertical scale horizontal scale and trigger settings Autoset also displays several automatic measurements in the graticule area depending on the signal type Using Autorange Autorange is a continuous function that you can enable or disable The function adjusts setup values to track a signal when the signal exhibits large changes or when you physically move the probe to a different point To use autorange push the Autoset button for more than 1 5 seconds TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 17 Understanding Oscilloscope Functions Saving a Setup The oscilloscope saves the current setup if you wait ve seconds after the last change before you power off the oscilloscope The oscilloscope recalls this setup the next time you apply power You can use the Save Recall Menu to save up to ten different setups You can also save setups to a USB ash drive The oscilloscope accommodates a USB ash drive for removable data storage and retrieval See page 59 USB Flash Drive Port Recalling a Setup The oscilloscope can recall the last setup before the oscilloscope was powered off any saved setups or the default setup See page 91 Save Recall Default Setup The oscilloscope is set up for normal operation when it is shipped from the factory This is the default setup To recall this setup push the Default Setup button To view the default settings refer to Appendix D Default S
154. uipment and need to measure the gain of the audio ampli er you will need an audio generator that can inject a test signal at the ampli er input Connect two oscilloscope channels to the ampli er input and output as shown next Measure both signal levels and use the measurements to calculate the gain Measure Gating On Off Ch1 Ch2 Math To activate and display the signals connected to channel 1 and to channel 2 and select measurements for the two channels follow these steps 1 Push the Autoset button 2 Push the Measure button to see the Measure Menu 3 Push the Ch1 side menu The pop up menu of measurement types appears to the left 4 Turn the Multipurpose knob to highlight Peak Peak 5 Push the Multipurpose knob to select Peak Peak A check should appear next to the menu item and the Peak to Peak measurement for channel 1 should appear towards the bottom of the display 28 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Application Examples 6 Push the Ch1 side menu The pop up menu of measurement types appears to the left 7 Turn the Multipurpose knob to highlight Peak Peak 8 Push the Multipurpose knob to select Peak Peak A check should appear next to the menu item and the peak to peak for channel 2 should appear towards the bottom of the display 9 Read the displayed peak to peak amplitudes for both channels 10 To calculate the ampli er voltage gain use these equat
155. using P2220 probes set their switches to 10X 6 Connect the channel 1 probe to the input of the network and connect the channel 2 probe to the output 7 Push the Autoset button 8 Turn the Vertical Scale volts division knobs to display approximately the same amplitude signals on each channel 9 Push the Utility Display button to see the Display Menu 10 Push Format XY TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 47 Application Examples The oscilloscope displays a Lissajous pattern representing the input and output characteristics of the circuit 11 Turn the vertical Scale and vertical Position knobs to optimize the display 12 Push Persist In nite As you adjust the ambient temperature the display persistence captures the changes in the characteristics of the circuit Data Logging non EDU models only You can use the oscilloscope to record data from a source over time You can con gure the trigger conditions and direct the oscilloscope to save all the triggered waveform together with timing information over a de ned time duration to a USB memory device The USB host port on the front panel supports data logging You can set up the oscilloscope to save user speci ed triggered waveforms to a USB device for up to 24 hours You can also select the In nite option for continuous waveform monitoring In the in nite mode you can save your triggered waveforms to an external
156. ve Image Save Setup Save Waveform Recall Setup Recall Waveform NOTE The front panel Save button can be used as a save button for quick storage of les to a ash drive For information on how to save many les at once or images one after another refer to Using the Save Functions of the Front Panel Save Button See page 63 Using the Save Function of the Front Panel Save Button TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 61 USB Flash Drive and Device Ports Save Image Save Setup and Save Waveform Options You can save a screen image the oscilloscope settings or waveform data to a le on the USB ash drive through the Save Recall menu Each save option operates in a similar way As an example to save a screen image le to a ash drive follow these steps 1 Insert a USB ash drive into the USB Flash Drive port 2 Push Utility Options Printer Setup and set the following options Ink Saver On Off Saves the screen image on a white background when you select On Layout Portrait Landscape Orients the screen shot 3 Access the screen you want to save 4 Push the Save Recall front panel button 5 Select the Action Save Image Save option The oscilloscope saves the screen image in the current folder and automatically generates the le name See page 91 Save Recall Recall Setup and Recall Waveform Options You can recall the oscilloscope set
157. ve to the trigger The delta time which is the pulse width measurement 32 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Application Examples Type Time Source Ch1 t 500 0 s 1 t 2 000kHz V 1 38V Cursor 1 0 00s 0 98V Cursor 2 500 s 1 00V NOTE The Positive Width measurement is available as an automatic measurement in the Measure Menu See page 85 Taking Measurements NOTE The Positive Width measurement also displays when you select the Single Cycle Square option in the Autoset Menu See page 75 Square Wave or Pulse Measuring Rise Time After measuring the pulse width you decide that you need to check the rise time of the pulse Typically you measure rise time between the 10 and 90 levels of the waveform To measure the rise time follow these steps 1 Turn the Horizontal Scale seconds division knob to display the rising edge of the waveform 2 Turn the Vertical Scale volts division and Vertical Position knobs to set the waveform amplitude to about ve divisions 3 Push the 1 channel 1 menu button 4 Push Volts Div Fine 5 Turn the Vertical Scale volts division knob to set the waveform amplitude to exactly ve divisions 6 Turn the Vertical Position knob to center the waveform position the baseline of the waveform 2 5 divisions below the center graticule 7 Push the Cursor button to see the Cursor Menu 8 Push the Type side menu butt
158. when you use the Autoset function 1 Push the Odd Field or Even Field option buttons from the Autoset Menu to sync on odd or even elds only Manual An alternative method requires more steps but may be necessary depending on the video signal To use the manual method follow these steps TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual 41 Application Examples 1 Push the 1 channel 1 menu button 2 Push Coupling AC 3 Push the Trigger Menu button to see the Trigger Menu 4 Push the top option button and select Video 5 Push Source Ch1 6 Push the Sync option button and select All Fields Odd Field or Even Field 7 On page 2 of the side menu push Standard NTSC 8 Turn the Horizontal Scale seconds division knob to see a complete eld across the screen 9 Turn the Vertical Scale volts division knob to ensure that the entire video signal is visible on the screen 42 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Application Examples Triggering on Video Lines Automatic You can also look at the video lines in the eld To trigger on the video lines follow these steps 1 Push the Autoset button 2 Push the top option button to select Line to sync on all lines The Autoset Menu includes All Lines and Line Number options Manual An alternative method requires more steps but may be necessary depending on the video signal To use this method f
159. xx TBS1000B and TBS1000B EDU Series Digital Storage Oscilloscopes ZZZ User Manual P077088600 077 0886 00 TBS1000B and TBS1000B EDU Series Digital Storage Oscilloscopes ZZZ User Manual xx www tektronix com 077 0886 00 Copyright Tektronix All rights reserved Licensed software products are owned by Tektronix or its subsidiaries or suppliers and are protected by national copyright laws and international treaty provisions Tektronix products are covered by U S and foreign patents issued and pending Information in this publication supersedes that in all previously published material Speci cations and price change privileges reserved TEKTRONIX and TEK are registered trademarks of Tektronix Inc OpenChoice is a registered trademark of Tektronix Inc PictBridge is a registered trademark of the Standard of Camera amp Imaging Products Association CIPA DC 001 2003 Digital Photo Solutions for Imaging Devices Contacting Tektronix Tektronix Inc 14150 SW Karl Braun Drive P O Box 500 Beaverton OR 97077 USA For product information sales service and technical support In North America call 1 800 833 9200 Worldwide visit www tektronix com to nd contacts in your area TBS1000B and TBS1000B EDU Oscilloscopes Warranty Tektronix warrants that the product will be free from defects in materials and workmanship for a period of ve 5 years from the date of original purchase from an autho
160. y a temporary conductivity that is caused by condensation must be expected This location is a typical of ce home environment Temporary condensation occurs only when the product is out of service Pollution degree 3 Conductive pollution or dry nonconductive pollution that becomes conductive due to condensation These are sheltered locations where neither temperature nor humidity is controlled The area is protected from direct sunshine rain or direct wind Pollution degree 4 Pollution that generates persistent conductivity through conductive dust rain or snow Typical outdoor locations Pollution degree rating Pollution degree 2 as de ned in IEC 61010 1 Rated for indoor dry location use only xii TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Compliance information Measurement and overvoltage category descriptions Measurement terminals on this product may be rated for measuring mains voltages from one or more of the following categories see speci c ratings marked on the product and in the manual Category II Circuits directly connected to the building wiring at utilization points socket outlets and similar points Category III In the building wiring and distribution system Category IV At the source of the electrical supply to the building NOTE Only mains power supply circuits have an overvoltage category rating Only measurement circuits have a measurement category rating Other circuits
161. y cycle is measured on the rst cycle in the waveform or gated region Negative Duty Cycle The ratio of the negative pulse width to the signal period expressed as a percentage The duty cycle is measured on the rst cycle in the waveform or gated region Positive Pulse Width The distance time between the mid reference default 50 amplitude points of a positive pulse The measurement is made on the rst pulse in the waveform or gated region Negative Pulse Width The distance time between the mid reference default 50 amplitude points of a negative pulse The measurement is made on the rst pulse in the waveform or gated region 86 TBS1000B and TBS1000B EDU Series Oscilloscopes User Manual Reference Time measurements cont Measurement Description Burst Width The duration of a burst a series of transient events and is measured over the entire waveform or gated region Phase The phase angle difference of signals from two different channels using the rising edge of the rst signal compared to the rising edge of the second signal Amplitude measurements Measurement Description Positive Overshoot This is measured over the entire waveform or gated region and is expressed as Positive Overshoot Maximum High Amplitude x 100 Negative Overshoot This is measured over the entire waveform or gated region and is expressed as Negative Overshoot Low Minimum Amplitu

Oscilloscope manual

Contents

Download Pdf Manuals

Related Search

Related Contents