HP Sprinkler 54503A User's Manual
Contents
1. The procedures in this chapter demonstrate how to get a hardcopy output of the oscilloscope display An HP IB compatible printer or plotter can be used with the HP 54502A and HP 54503A This procedure uses an HP THINKJET printer as the output device The first portion of the procedure sets up the HP IB interface for proper operation between the _ printer and oscilloscope If the oscilloscope and plotter or printer are already operating together skip to the second portion of this procedure HP 54501A HP 54502A and HP 54503A Making a Hardcopy Output Getting Started Guide 7 1 Setting Up the HP IB Connect the printer to the oscilloscope with a standard HP IB cable The menus inthis procedure are from the HP 54502A Plotter compatablity UTILITY He menu A menu r probe cal menu hes oo y a a a seif cal menu OR REN mamamia y i service menu clicker off m m ac BNC probe comp kas trigger out rev date 54502W38 7 form feed off poper iength devi ice mede n print piot Ea i arr exit menu J a is not available with HP 54501A Set the printer to LISTEN ALWAYS Switch 2 on the printer must be set to the up position Apply power to the printer If any printer switches have been changed the printer power must be cycled so the new settings are read Press UTIL key on the oscilloscope2. e Before connecting the instrument to an ac power source ensure that the line voltage selector module is installed for the correct voltage On the voltage selector module the correct voltage selection must be at the bottom Make sure that the correct power cord is supplied with the oscilloscope to provide chassis ground for the instrument when it is plugged into the power receptacle Applying Power After the power cord has been connected to the instrument and appropriate power source set the rear panel power switch ON to start instrument operation 0 indicates OFF and 1 indicates ON HP 54501A HP 54502A and HP 54503A Layout and Setup Getting Started Guide 2 3 a Resetting the This instrument stores all settings in nonvolitile memory when power is Instrument removed or turned off These settings are remembered on power up In order to get all settings and keys to a known starting position for the following procedures reset the instrument e Press the front panel RECALL key and then the CLEAR key RECALL Key am a am am 3 O CLEAR Key Layout and Setup HP 54501A HP 54502A and HP 54503A 2 4 Getting Started Guide instant Setup 3 In this chapter a basic oscilloscope setup is performed The oscilloscope is set up automatically and manually Generally the automatic setup is used on an unknown signal or signals then adjusted fine tuned manually HP 54501A HP 54502A and HP 54503A ins
3. Making Manual Measurements Getting Started Guide 5 3 The actual voltage at Vmarker 2 with respect to the voltage reference is displayed as Vmarker2 1 XXKX V The number in parentheses is the source for the measurement e Ensure the Vmarker 1 source is set to 1 channel 1 hp running ae ye Vmarker Z so t P50 O0Omv vmarker 1 1 E i At markers Cao R450 1W28 Fenn nner t 1 00000 ms 0 00000 s 1 00000 ms 200 us div VmorkerZ t 60 OBOmv Vrnar ker i 3 400 COOmv deita Vit 460 O00mvV This key also toggles between a measurement source and a voltage level e Pressthe Vmarker 1 function key to select the Vmarker 1 voltage e Rotate the knob until Vmarker is at bottom of waveform e Read the voltage at Vmarker 1 Making Manual Measurements Vmarkerl 1 XXXX V Read the peak to peak voltage HP 54501A HP 54502A and HP 54503A Getting Started Guide hp running ay man rae PEN cg A oe i i Vmarker Z i Kaea 3 w w A i oak i J F bi ee H t E n z F Bo ST nen S00 EE es re oe ne are OT SCR Hee e a p i At markers F a a i ae a a a a a N a E eee i 4 54501W39 ji f 1 00000 ms 0 00000 1 00000 ms 209 us div Vmarker2 1 66 O00mnv Vmarker 11 815 000mY ceita VC 875 OOmv The peak to peak value is the delta V reading at
4. Selects the Utility menu functions Press the top function key to select the HP IB functions Shows a second level function to set the talk only addressed mode If talk only is not selected press the talk only addressed key This sets the oscilloscope to the talk only mode In this mode the oscilloscope becomes an HP IB talker If print is not selected in HP 54502A and HP 54503A device mode function select it now The oscilloscope and printer are now set to operate together Making a Hardcopy Output HP 54501A HP 54502A and HP 54503A 7 2 Getting Started Guide Hard copy Connect a signal to the oscilloscope input Output Use AUTOSCALE or set up the oscilloscope to display the input signal manually e Make some automatic measurements This is only to demonstrate the output e Press SHOW key Displays the setup information Again this is not required to make the hardcopy e Press HARDCOPY key front panel SYSTEM CONTROL section The printer receives a copy of the oscilloscope display including the measurements and setup information HP 54501A HP 54502A and HP 54503A Making a Hardcopy Output Getting Started Guide 7 3 Dual Timebase Windowing 8 This chapter uses the TIMEBASE WINDOW function to make waveform parametric measurements Also a risetime measurement is made with the oscilloscope HP 54501A HP 54502A and H
5. f i i reference 4 left Ejo right a E A T io mepe es apapak pa pendent nfo pronfiipomiennrfoorbeiet S per ea a a l E AE ae o f 54501 JWE 30 T i 1 00000 ms 0 00000 s 1 00006 ms 200 us div HP 54501A HP 54502A and HP 54503A instant Setup Getting Started Guide 3 5 instant Setup 3 6 e Enter 500 wseconds Press 5 0 0 us keys in order When using the keypad press a units key s ms ws or ns to complete the entry TIMEBASE hp running i J sae i a ili cr reference meem Pieft right yr L m an eS Bt tt tt E AA Aa A peg MAAA MAN A pen A ange dre AALA GAA AANA AAA SA A A i cg x P wi ndow aa Mas ana Lan ae i P a 3450 1 WF 34 ua gt w mm we we 2 50000 ms 0 00000 s 2 50000 ms 500 us div HP 54501A HP 54502A and HP 54503A Getting Started Guide a Trigger Setup The oscilloscope can be set to trigger at any threshold level with the trigger level function e Press TRIG menu entry key EDGE TRIGGER _ trig d ca The trigger menu is displayed on the right edge of the OREN display pattern state delay t The level function is selected full bright B2 a4 meena EDGE TRIGGE R O hp running n Ea potiern pe terri ee r hol dot f __ gt SO0UrCe time 46 00 ns ay oon B 2 8 a 8450 1W12 Arka me epena tent th RRL sie ene iat level
6. 0 1 de f f eare retenmetayarttnmeeetth FO aeaaea ins OE SOA D S A inan a aaeoa vaa Aada AA S Aa DOA SEDA GLA S P PENE E tet Re ees Cbd REDEA IA T E E Sr ENEE E 3 c 2 JEE E E TE TE A E ER E DEE E A E PEE EE A TAAA PES TES ES TA DE E EE A E BE TE EA 2 AE EE TE T A Oe S ANTA 1 00000 ms 0 00000 s E OOOO m ms 200 us div 5450 1W29 1 4 400 0 mY Making Manual Measurements HP 545014 HP 54502A and HP 54503A 5 2 Getting Started Guide Selects the At and AV function AN mark er oe The At AV markers are off by default Turn the At markers off if they are on e Press AV markers function key to select on to enable the two markers e Press Vmarker 2 function key several times The selected function intensified display toggles between the Vmarker 2 source and the Vmarker 2 t e voltage m start marker sees O E Select the source function for control and slowly rotate the knob 202 000 us a a The selected source changes 3450 1WOS As the knob is rotated all sources are displayed one at a time channels waveform memories and waveform functions e Set the source selection to 1 channel 1 using the knob e Press the Vmarker 2 function key to select the Vmarker 2 voltage function Rotate the knob Vmarker 2 is at the top of the waveform e Read the voltage at Vmarker 2 HP 54501A HP 54502A and HP 54503A
7. P 54503A Timebase Window Getting Started Guide 8 1 z z TO hv Using the Window IME BASE f k de ay G 00000 s reference eem rere fea ian m window ca 5450 1WOB TIMEBASE sis Se AN 500 us div pda 000000 asi j ee bert ened right window i off fon f timebase memm i 50 0 mea position G 00000 s 5450 iWOg a A Timebase Window 8 2 This procedure uses the TIMEBASE WINDOW function to measure the risetime of the signal generator output The Timebase window function is similar to dual timebase in analog oscilloscopes This function picks a portion of the main sweep and display it below the main sweep waveform The display can contain up to four main sweep waveforms and four timebase window waveforms using two sweep speeds e Connect the input signal to channel 1 input e Press AUTOSCALE or set up the oscilloscope display manually e Select TIMEBASE menu e Press window function key Until on is selected e Press window timebase function key Assigns ENTRY devices to control the width of the window e Rotate knob to display an entire positive pulse Press window position key Assigns ENTRY devices to control the window position HP 54501A HP 54502A and HP 54503A Getting Started Guide e Rotate knob Position the window markers around the positive going wave
8. Valuetrenles Internaticnal Ine MASTER COPY Getting Started Guide HP 54501A HP 54502A and HP 54503A Digitizing Oscilloscopes HEWLETT PACKARD LA Copyright Hewlett Packard Company 1989 l Publication 5958 0351 Printed in the U S A April 1989 About this book This getting started guide is an hands on introduction to the HP 54501A HP 54502A and HP 54503A Digitizing Oscilloscopes Whether a novice oscilloscope user or just new to this particular model this book gives a working knowledge of the operation of these oscilloscopes The items covered are front panel layout applying power to the instrument setting up the oscilloscope _ making some measurements using and interpreting the display and using some other basic features e 6 8 The names of keys AUTOSCALE TIME DIV are in bold type The actions rotate the knob press the AUTOSCALE key are set off by bullets The text indented under the bullets explain the action The HP 54501A was used for most of the examples and figures in this guide Although all three oscilloscopes operate very similarly there are some differences in the features of each The HP 54501A and HP 54503A have ac calibrator signal of approximately 1 5 kHz and the HP 54502A calibrator signal is approximately 500 Hz Therefore some of the values on the display and in the menus of the figures may be different than those displayed on the HP 54502A Every feature and f
9. cted a waveform memory number can be selected as the measurement source and when f is selected a waveform function number can be selected as the measurement source Press SHIFT entry key The measurement is cancelled Making Automatic Measurements HP 54501A HP 54502A and HP 54503A 4 6 Getting Started Guide Making Manual Measurements 5 Two sets of markers cursors are available on the oscilloscopes to make manual time and voltage measurements These procedures make voltage and time measurements with the voltage markers and time markers Ap running 0 00000 s 1 00000 ms 200 us diy HP 54501A HP 54502A and HP 54503A Making Manual Measurements Getting Started Guide 5 1 Ls rr Making Voltage Measurements Voltage measurements are made with a pair of voltage markers to determine i or 2 specific voltage points on a waveform The oscilloscope automatically calculates the voltage difference between the two markers and displays that difference as the delta voltage value The following procedure makes a peak to peak voltage measurement then a positive peak measurement with the voltage markers e Connect the ac calibrator output to the channel 1 input e Press the AUTOSCALE key or set up the channel display manually Display and trigger the waveform e Press At AV menu key Ap running pn TTT TT TET TT fo TE ALT O ne eS a 200 mMV GI T 4 of fsei 400 0 mY F 10 0
10. d be displayed showing where the measurement was made if he running ee ee 1 200 mV div i of fset 400 0 mY 1 00 1 adc ees J SE OE E A a ft se 1 00000 ms 0 00600 SC 1 00000 ms 2090 us div frequency 1 1 51515kHz Vp p 875 000mv 1 400 0 mv 54501W35 continuous measurements were turned off Read the measurement results Measurement results are displayed below the waveforms Up to eight measurements can be displayed at a time Making Automatic Measurements HP 54501A HP 54502A and HP 54503A 4 4 Getting Started Guide If another measurement is made after the screen is full it is placed on the bottom display line and the top set of measurements are erased from the display Clearing the This portion of the exercise shows how to eliminate the measurements Measurements from the display e Press SHIFT entry key then the CLEAR entry key All measurement results are erased from the display HP 54501A HP 54502A and HP 54503A Making Automatic Measurements Getting Started Guide 4 5 a Measuring Measurements can also be made on a waveform that is stored in a Other Sources Waveform Memory or on the results of a mathematical calculation a e Waveform Function e Press SHIFT entry key then the V P P 1 entry key At this time the measurement source prompt is c for channei number Rotate the knob slowly The measurement source prompt cycles through m f and c When m is sele
11. eee i die aoe es me an i 00000 ms 0 00000 s 0O00 ms 200 us div eg u HP 54501A HP 54502A and HP 54503A instant Setup Getting Started Guide 3 7 Rotate the knob As the knob is turned the trigger level value is changed The trigger level is a horizontal dotted line that moves up and down as the knob is turned e Set trigger level to 650 mvolts Enter this value with the keypad e Press SHOW key Key is located at the right of the oscilloscope in the SETUP section Channel and trigger setup information is displayed e Press SHOW key Return to trigger menu Instant Setup HP 54501A HP 54502A and HP 54503A 3 8 Getting Started Guide Making Automatic Measurements 4 There are 16 parametric measurements these oscilloscopes can make automatically These measurements are made with preset standard measurement definitions or by user defined measurement thresholds This chapter performs measurements using the standard measurement definitions For more information on user defined measurements refer to the Define Measure Menu chapter of the Front Panel Reference HP 54501A HP 54502A and HP 54503A Making Automatic Measurements Getting Started Guide 4 1 aaa O Making the Making Automatic Measurements 4 2 This exercise measures frequency and peak to peak voltage of the Measurements displayed waveform Press AUTOSCALE Display and tri
12. form edge of the main sweep While window position value changes the expanded positive going waveform edge moves horizontally on the lower windowed display The window position and window timebase functions should be positioned to display the entire positive pulse All waveform information dislayed is based on the windowed waveform hp running HP 54501A HP 54502A and HP 54503A Getting Started Guide caine TIMESASE ii A aa Aa be SA S S SEA AG SA GAA a aa DA D fe Sa IL Rn a ak aa E ee ee ote t i mebase ae Eee 50 0 us divi i s t m position 94 0000 us 156 000 us 406 000 us Bia OU S 50 0 us div 5450 1W44 Timebase Window 8 3 Eoo Making Measurements in the Window Timebase Window 8 4 e Press SHIFT blue entry key Selects the measurement functions e Pressthe WIDTH 4 entry key Tells the instrument which measurement to make e Pressthe 1 entry key Selects the measurement source If delta t and delta v markers are still on from the previous example in this 3 guide then they will appear in the window display The measurement is made on the windowed waveform any time the window function is turned on HP 54501A HP 54502A and HP 54503A Getting Started Guide
13. gger the signal from channel 1 Press SHIFT blue entry key Select the alternate blue letter functions of the keypad HP 54501A HP 54502A and HP 54503A Getting Started Guide RISETIME FALI TIME FRED PERIOD 7 8 9 L7 L8J LSI Lae mao WIDTH Dury EX DELAY 5 6 Bee awn oto ee V MIN Y MAX Y RWS 2 aj L BASE TOP AYG 2 i iit ns CLR MAS Connect the ac calibrator signal from the rear panel to channel 1 e Press FREQ 9 entry key Select frequency as the measurement to be made At least one complete cycle of the signal must be displayed e Press the 1 entry key to select channel 1 as measurement source o The result of the frequency measurement is displayed as in figure below Frequency of HP 54502A rear panel calibrator signal is approximately 500 Hz rather than the approximate 1 515 kHz of HP 54501A and HP 54503A Ap running _ 4 200 m div t offset 400 0 mV H 1 000 1 de 4 i ey Z Atna ar eres EEEN 1 00000 ms 0 00000 s 166000 ms 200 us div frequency 1 1 51575kHz 1 7 400 By S450 1W34 e Press SHIFT key HP 54501A HP 54502A and HP 54503A Making Automatic Measurements Getting Started Guide 4 3 Select the measurement functions e Press Vp p 1 entry key Select peak to peak voltage as the measurement e Press the 1 entry key To select channel 1 as the measurement source Time and voltage markers woul
14. hannel The HP 54503A features e euep Repetitive Bandwidth 500 MHz Single Shot Bandwidth dc to 2 MHz Maximum Vertical Sensitivity 1 mV div Maximum Sample Rate 20 MSa s Number of Channels 4 Memory Depth 1K channel Complete specfications and characteristics are listed in appendix A of the Front Panel Reference for cach oscilloscope model HP 54501A HP 54502A and HP 54503A Getting Started Guide Layout and Setup 2 Front Panel The oscilloscope front panel is organized into six functional areas Layout Typical front panel operation consists of these three main steps e select a menu MENU Select e select a function Function keys enter numeric value Entry Devices Menu Select Function Keys r Signal Mputs Entry Devices HP 54501A HP 54502A and HP 54503A Layout and Setup Getting Started Guide 2 1 oc mens Rear Panel The rear panel of the instrument contains the power input voltage p Layout selector module and power switch Voltage Selector and Fuse Module Power Input On Off Switch HP IB Connector DC Calibrator Output Probe Compensation AC Calibrator Output Layout and Setup HP 54501A HP 54502A and HP 54503A 2 2 Getting Started Guide oe Start Up Refer to the Front Panel Reference for complete installation instructions Connecting Power To ensure safe operation the following items should be checked before power is applied to the instrument
15. he volts division changes and the waveform amplitude on the display changes Notice the volts division changes in much smaller increments because of the change in probe attenuation e Enter 250 mvolts Press 2 5 0 mV keys in order The unit key completes the entry HP 54501A HP 54502A and HP 54503A instant Setup Getting Started Guide 3 3 instant Setup 3 4 e Press channel ON OFF function key Turn channel 1 display off The dot below the channel selection changes from inverse video to an outlined dot This indicates that the channel is turned off e Press channel On Off function key again Turn the channel 1 display back on and the dot becomes an inverse video diplay HP 54501A HP 54502A and HP 54503A Getting Started Guide a Timebase Setup Setting the timebase displays the signal at different time division settings Remember the frequency of the HP 54502A is different than the TIMEBASE HP 54501A and HP 54503A and will have different values displayed d Press TIMEBASE menu key Fhe displayed menu changes to the timebase menu m reference The selected function is Ene time division top key in menu cnt t rgright a A iA 3 displayed in full bright e Rotate the knob AI a Shine S450 1WOS The time division changes in a 1 2 5 sequence as the knob is rotated l TIME BASE Ap running I i i st ee k peepee eee i
16. l front panel selections and settings It will not cause any actions to take place for example when a front panel setting is recalled it cannot initiate a measurement Storing Setups and Waveforms HP 54501A HP 54502A and HP 54503A Laj ii Getting Started Guide ae Storing a Waveform m2 m3 m4 TT A es asp lay aR Nana oa po source Jf Getting Started Guide This procedure stores a waveform changes the offset setting then recalls the stored waveform and compares it to the currently displayed waveform Connect a signal to the channel 1 input e Set the oscilloscope to display a waveform Use AUTOSCALE Press WFORM SAVE menu key Select the waveform save menu chan K 2 2 4 e Select waveform with waveform pixel function key Press nonvolatile function key and select memory 3 m3 ae store 54501W20 HP 54501A HP 54502A and HP 54503A Storing Setups and Waveforms 6 3 CHANNEL n 2 8 4 BO On OJ Se X off E on preset more probe 54501W10 WAVEFORM SAVE waveform pi xe nonvolatile al i m3 m4 e Press source of store function key Select 1 channel 1 This selects channel 1 waveform to be stored If waveform is displayed on channel 2 3 or 4 select that source at this point e Press store function key The channel 1 or selected waveform is now stored in nonvolatile memory e Pres
17. nect the ac calibrator output to the channel 1 input e Press AUTOSCALE or set up the oscilloscope display manually e Press At AV menu key e Press At markers function key to turn on the markers Making Manual Measurements HP 54501A HP 54502A and HP 54503A 5 6 Getting Started Guide e Press start marker function key The start marker is now controlled by the ENTRY devices Full bright inverse video indicates a function is selected e Rotate the knob Set the start marker on the first displayed negative going waveform edge e Press stop marker key Select the stop marker as the active function e Rotate the knob Place the stop marker on the second displayed negative going waveform edge pe oe n ee et j hp running E merkers AL morkerg aes off Gong start marker y f 332 000 us m stop marker 1 00000 ms G O00000 s 7 00000 ms i aoe nna 200 us diy ERA stop marker 0 00000 s 54501W41 start marker 432 000us delta t 32 000us t delta t 3 03 205kHz HP 54501A HP 54502A and HP 54503A Making Manual Measurements Getting Started Guide 5 7 e Read the start marker time stop marker time and delta t time The delta t value is the time at the stop marker minus the time at the start marker At this time the delta t value is the period of the waveform The 1 delta t reading displays the frequency of the selected period he running gu marker
18. s rt ees EE Ta ea Loe on MEI EE emer er ee es ere b peppa mn HHHH Ae markers a S start morker i sacs i stop morker IY7OG065 ms 0 00000 s 7 00600 ms e Making Manual Measurements 5 8 260 us div stop marker start marker delta i i deita t 328 000us 5450 1W42 332 000us 666 000us 1 51515kHz HP 54501A HP 54502A and HP 54503A Getting Started Guide Storing Setups and Waveforms 6 The oscilloscope stores and recalls up to four front panel setups and four waveforms in nonvolatile memories These procedures save and recall front panel setups and waveforms HP 54501A HP 54502A and HP 54503A Storing Setups and Waveforms Getting Started Guide 6 1 nr Sto ring Front Connect a signal to the channel 1 input Panel Set Ups Use the ac calibrator or any other handy signal e Set the oscilloscope to display the waveform Use AUTOSCALE for ease Press SAVE key then the 4 key This saves the current front panel setup in SAVE RECALL register number 4 There are four SAVE RECALL memories numbered 1 through 4 Any one can be selected e Change some front panel settings For example change the time division in the TIMEBASE menu and the volts division in the CHAN menu e Press the RECALL key then the 4 key The instrument returns to the set up that was saved The SAVE RECALL registers save al
19. s CHAN menu key e Press offset function key Rotate knob to move the displayed waveform up or down This step changes the currently displayed waveform to make it easier to tell the difference Reselect WFORM SAVE menu pilay Con on j e If nonvolatile m3 is not selected select it at this time SOUT Cenc Si 2 3 4 ol boser re store store 5450 1W20 Storing Setups and Waveforms HP 54501A HP 54502A and HP 54503A 6 4 Getting Started Guide e Press display function key in the waveform save menu Display the memory 3 m3 waveform At this time two waveforms are displayed the one that has the offset changed is the current waveform displayed in fullbright and the other the stored waveform displayed in halfbright To see the stored waveform better select the CHAN menu and turn the active display off WAVEFORM SAVE waveform Ap running pixel STF TT TT ETT TT TT EFTTA PTT 2 nonvolatile i l s r oe F J pisiy off N i sour ce on ee F nore J gem 34 ae Serer ee BE J fune I2 o ay 4 stores C i A E PN N E N AAO DAO SE DA AOE ENDA OS IO OE N O DAOA SA NE GEEN E E E S l BAe AAS P 250 000 us 0 00000 s 250 000 us 50 0 us div HP 54501A HP 54502A and HP 54503A Storing Setups and Waveforms Getting Started Guide 6 5 Making a Hardcopy Output T
20. tant Setup Getting Started Guide 3 1 m ng Autoscale Instant Setup 3 2 Autoscale automatically finds scales and displays the input waveform e Connect the ac calibrator output on the rear panel of the oscilloscope to channel 1 input with the supplied probe and probe to BNC adapter Press AUTOSCALE key Ap running p E of fset 400 0 mV 4 10 00 3 dc i rn a ee 0 A A EA A taboa aiant 1 00000 ms 0 00000 s 1 080000 ms 200 us div 54501 WF29 1 400 0 mv The channel settings and trigger information are displayed along the right edge of the display HP 54501A HP 54502A and HP 54503A Getting Started Guide Vertical Setup E QS amp 0 pe Q offset sate 0 00000 v a o BW lim a preset more probe gt eS ais 9450 1W10 CHANNEL MORE as a seme Seine Je 5450 W11 The vertical setup displays the signal at most amplitude levels e Press CHAN Menu key Channel menu is displayed along the right edge of the display and volts divison is active function displayed in full bright inverse video e Press more key e Change probe attenuation to 10 1 attenuation of probe supplied with oscilloscope with keypad or knob Notice the voltage information changes but the displayed waveform does not e Press more key again to return to the first channel menu and rotate the knob slowly T
21. the bottom of the display For more information about setting and using voltage markers refer to the AV AV MENU section in the Front Panel Reference of the oscilloscope HP 54501A HP 54502A and HP 54503A Making Manual Measurements Getting Started Guide 5 5 err rer ee ee What are Time Time interval measurements are made with one or both of the time interval markers to determine the relationship of a specific point on a waveform to the trigger point The oscilloscope automatically calculates the time difference between the two markers The delta t calculation is always made by subtracting the time at the start marker from the time at the stop marker Therefore it is possible to obtain negative time readings on delta t if the stop marker is placed on the display before the start marker Measurements After an Autoscale the trigger point is displayed at the center of the display When a time marker is placed on the left half of the display the time for that marker is negative indicating it is before the trigger Any marker to the right of the trigger point is after the trigger and its time reading is positive The reference for the display trigger point can be changed to left cntr center or right of the display in the TIMEBASE menu a Measuring a The following procedure measures the period of a complete cycle of the Waveform calibrator signal Period e Con
22. ts in the Window HP 54501A HP 54502A and HP 54503A Getting Started Guide Introduction 1 The HP 54501A HP 54502A and HP 54503A are affordable general purpose digitizing oscilloscopes These oscilloscopes are portable and completely HP IB programmable Ali three digitizing oscilloscopes have the following features Ability to view signal events prior to trigger Instant Hardcopy Output Autoscale for Automatic Setup Full HP IB Programmability Automatic Measurements with User Defined and Statistics Measurement Limit Test Waveform Math X vs invert only 4 Nonvolitile Set up Memories 4 Nonvolatile Waveform Memories 2 Volatile Pixel Memories Dual Timebase Windowing Advance Logic Triggering TV Triggering 646 a 6G EG HP 54501A HP 54502A and HP 54503A Introduction Getting Started Guide 4 1 Introduction 4 2 Each model has separate features that make it different from the other two models The HP 54501A features Repetitive Bandwidth de to 100 MHz Single Shot Bandwidth de to 1 MHz Maximum Vertical Sensitivity 5 mV div Sample Rate 10 MSa s Number of Channels 2 2 Memory Depth 1K channel The HP 54502A features e e e Repetitive Bandwidth de to 400 MHz Single Shot Realtime Bandwidth de to 100 MHz Maximum Vertical Sensitivity 2mV div Maximum Sample Rate 400 MSa s Number of Channels 2 Memory Depth 2K channel External Trigger c
23. unction of the oscilloscopes is not covered in this guide AH menus and functions are described in the Front Panel Reference for each oscilloscope For an understanding of digitizing oscilloscopes or a refresher Feeling Comfortable with Digitizing Oscilloscopes HP Part Number 9320 5776 is supplied with each oscilloscope HP 54501A HP 54502A and HP 54503A Getting Started Guide Table of Contents About this book Chapter 1 Introduction Or Oc r hwvOr lr IIIT Chapter 2 2 1 43 2 3 23 2 4 Layout and Setup Front Panel Layout Rear Panel Layout Start Up Connecting Power Applying Power Resetting the Instrument I E E eee Chapter 3 Instant Setup Autoscale Vertical Setup Timebase Setup Trigger Setup I Ere Chapter 4 4 2 4 5 4 5 Making Automatic Measurements Making the Measurements Clearing the Measurements Measuring Other Sources HP 54501A HP 54502A and HP 54503A Getting Started Guide er Chapter 5 Making Manual Measurements 5 2 Making Voltage Measurements 5 6 What are Time Interval Measurements 5 6 Measuring a Waveform Period I Lh ee Chapter 6 Storing Setups and Waveforms 6 2 Storing Front Panel Set Ups 6 3 Storing a Waveform COC lt 7 73 SCC Chapter 7 Making a Hardcopy Output 7 2 Setting Up the HP IB 7 3 Hardcopy Output Chapter 8 Dual Timebase Windowing 8 2 Using the Window 8 4 Making Measuremen
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