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USER MANUAL - Z Technology, Inc

1. Display M Active Cursor Figures Of Merit Stats Lines HZ Maximum A Average O m t t IP E al t 1 E Minimum 7 sm 79D sm ID mm msm mom 103 wm 105 105900 Frequency MHz Time Plot Spectrum _ Stream Max 49 9 dBm Avg 70 3 dBm Min 77 0 dBm Sweeping No GPS Data 11 24 2004 12 14 PM Zi Figure 6 FM Broadcast band centered at 101 9 MHz Standard Spectrum Display has two major functions One is to measure signal levels while displaying their spectrum This is done in the Spectrum tab A second is to display a plot over time of the signals measured parameters This is done in the Time Plot tab Clicking on either the Time Plot tab or the Spectrum tab near the bottom of the screen brings that display to the forefront To enter a frequency click in the Frequency box in the Spectrum Display tool bar The frequency field highlights blue Type in the center frequency you wish to observe The numbers in the frequency field turn red as you type Press ENTER on the keyboard the numbers in the frequency field turn black and the new frequency has been set Optionally Spectrum Display has a third major function Option STR the streaming option uses the Stream tab to display an oscilloscope type display of signal strength vs time of a single 15kHz or 150kHz bandwidth signal The sample rate is set by the meter as it streams measurement information to the PC at 230 measurements per se
2. F95 to print all records If F95 was selected pressing the TUNE knob will cause the R 507 to immediately begin sequentially sending all records to the printer If F94 was selected select the record to be printed R 507 User Manual Page 9 4 Section 9 R 500 Series Data Logging Application Guide Rotate the TUNE knob to the desired record number Press the TUNE knob to select record The R 507 will immediately begin sending the selected record to the printer Problems and Fixes Symptom The R 507 will not enter function F94 PRINT SELECED DATA LOG RECORD or F95 PRINT ALL DATA LOG RECORDS POSSIBLE CAUSES No data stored in R 507 If no data records exist the R 507 will not enter print mode when F94 or F95 is selected The R 507 will emit three beeps Review the procedure for CONTIGUOUS RESIDENT DATA LOGGING or USER MEMORY RESIDENT DATA LOGGING in the DATA LOGGING section earlier in this manual Verify that you are using the correct procedure Symptom The printer doesn t print or prints garbage characters POSSIBLE CAUSES The printer is not on line Press the printer s on line button to connect it to the data port The data cable between the R 507 and printer is incompatible with the R 507 The RS 232C standard allows data cables to be internally wired in several ways The R 507 requires a standard straight through pin 1 to pin 1 pin 9 to pin 9 cable with a Male DB9 connector on one side a Female
3. 3 lower 8 bits of frequency 100 R 507 FLAG BIT 1 1 if invalid frequency COMMAND 23 Download Motorola ASCII S records to the E2PROM The only valid S record types are S1 and S9 see a Motorola data manual for details on S record definitions The R 507 will respond to this command and then wait for S records to be sent Upon error i e data overrun invalid checksum etc or reception of an S9 record the R 507 will exit this state and resume looking for RS 232 commands The R 507 does not use the address of the S9 record An S9 record simply designates the end of the S record file transmission HOST R 507 COMMAND 24 Forces the R 507 to set to one 1 of four 4 signal level meter attenuation ranges Locks on the specified range disabling the normal auto ranging of the meter This command will be ignored if the range is already locked Use command 32 to unlock a range HOST 1 range to setto 0 0dB 1 20 dB 2 40 dB 3 60 dB R 507 R 507 User Manual Page 10 9 Section 10 R 507 RS 232 Command Protocol COMMAND 25 Forces the R 507 to send one 1 data log record to the host Normally there is no response from the R 507 to this command other than the data log record transmission No record data is sent and a response packet is returned with FLAG BIT 1 set 1 if the record number requested is less than zero 0 or greater than the highest record number presently stored in the E2PROM of the m
4. R 1 if no records have been stored R 2 R 3 R 4 etc if previous records have been stored xxx xxx is the Frequency or Channel of the 1 USER MEMORY location 5 Press the TUNE knob to start the data log LOG xxx xxx MHz will be displayed on the FREQUENCY CHANNEL readout xxx xxx is the frequency or channel currently being measured 6 When recording is complete END R 1 will be displayed in the FREQUENCY CHANNEL readout and the unit will beep two times R 1 will increment as records are stored 7 Press the MEMORY Button to store this new log record Pressing the FUNCTION button will discard the new record 8 Note Twenty four records can be stored using F98 R1 R2 R3 R24 If all records are already filled with stored data selecting F98 will cause three 3 beeps to sound To discard all previous records Function F91 must be used to reset To Down Load Stored Data Log use Functions F94 or F95 See information to use these functions in the previous section EXAMPLE 2 Report format of USER MEMORY RESIDENT DATA LOGGING F96 or F98 Printed using F94 Z Technology Version 3 00 Date 9 02 98 Time 14 22 Record 1 Channel Frequency 101 10 MHz 106 70 MHz R 507 User Manual Page 8 9 Section 8 Resident Data Logging 95 0 LIZ HRC 96 25 1 0 IRC 97 60 5 0 NCTA R 507 User Manual Page 8 10 Section 9 R 500 Series Data Logging Applicatio
5. Symptom Some or all records are scrambled during transfer POSSIBLE CAUSES Data transmission rate problem Even though the computer s communications software may allow you to communicate at 9600 baud the computer itself may not be able to accept data that fast As an experiment try communicating at 1200 baud To set the R 507 s baud rate Turn on the R 507 Unlock communication settings using F59 Press FUNCTION button Using TUNE knob dial to F59 Press TUNE knob to select R 507 will return to previous operating mode Repeat steps 1 through 3 two more times Press FUNCTION button Using the TUNE knob dial to F43 Press TUNE knob to select R 507 will now display the baud rate To change baud rate turn TUNE knob Press FUNCTION button to set R 507 to whichever baud rate is currently displayed and return the R 507 to the previous function Remember to reset your computer s Terminal Emulation program to 1200 baud Consult the manual or help pages of your Terminal Emulation program for how to verify and set the baud rate Symptom Modem conflicts POSSIBLE CAUSES The R 500 Series Quick Basic Control Software supports only COM1 or COM2 In DOS and Windows3 1 based systems COM1 must use the PC s hardware interrupt IRQ4 and COM2 must use hardware interrupt IRQ3 Windows 95 and Windows 98 allow COM1 and COM2 to use a number of different interrupts R 507 User Manual Page 9 7 Section 9 R 500 Series Data Logging
6. 03d id E ooo ak a Sac SS hac Pea ES a atcha fo wees 13 COMMAND 38 scenes esse heehee A awe A en ness 13 COMMAND 39 os dit isin A ee hac Peak a E ta Foe anes 14 COMMAND 40 ete di A eae RA ee Da 14 GOMMAND 42s aiii icine A EA hac Peek eS ees Dt a 14 GOMMAND 43 sic esse heehee AA eee A eee ee 14 GOMMAND 44 0h ib A Se hac Pete a E ta Poe weet 15 COMMAND 4S ii di olan eee ot eas Seen eee A een ees 15 COMMAND ii A A een At 16 COMMANDAT cd A A A A eden ene 16 GOMMAND 155 00d cdt E a A A A a E ta Pe antes 17 COMMAND o da A A A ee ee 17 COMMAND GOs ivi caia A A Pe a II a A 18 COMMAND Clot A A A AR A ee es 19 COMMAND62 000 A ela a a a td 19 SECTION 11 QUICK REFERENCE CARD o oocaanccccccoconnnnnnonnonononanananancncconananananancnnnnnananananannannananas 1 R 507 BASIC OPERATING INSTRUCTIONS c00occccccnonononononcnononononononinnnonononenancncnnnonononanancnnnnnnns 3 FUNCTION LISTING AND DESCRIPTION occccccccnnnonoccnccncnnononenancnnnnnnnnnonnnannnnnnnnnnnnnnannnannnnnnonannncnnnnnnns 4 SECTION 12 BLOCK DIAGRAM L uuu cccccssccssceseeeccccsssseeseeeeesnansaseeesusuaeanauseesesuenananagsesesuenaeananes 1 SECTION 13 REAR PANEL CONNECTORS ccsssssscssessecccsssssseeseeuseaesasseesusueeeeanssesesuenseanaass 1 SECTION 14 APPENDIX 0 0c ccsesccsssecesccccceccssesensecceecnsesneseeseececsncesuessausneocsesaeeasececosnesnsesencecssones 1 MEASUREMENT ACCURACY STATEMENT l ccccccccceceeeeesececceseeaeaueeseceseesceaueuseseeeeseeaeauaus
7. Channel 18 497 495 25 499 75 Channel 19 503 501 25 505 75 y e A can cn ae c41 7c Five Television channel plans are available as indicated from the Help gt Channels pull down menu Items listed for each channel plan include the channel number center frequency of each channel picture carrier frequency visual and sound carrier frequency aural R 507 User Manual Page 5 34 Section 6 memory Feature memory Button operation As an alternative to sequentially tuning through the frequency spectrum or a pre programmed Channel Plan see F4 View TV Channel Plan The operator can tune through a series of frequencies or channels stored in memory USER MEMORY Storage There are one hundred 100 USER MEMORY locations available Any of the one hundred locations 1 100 may be programmed with the current meter frequency or channel setting The procedure for programming a memory location is as follows 9 Tune the R 507 to the frequency or channel including picture or audio to be stored 10 Enter the FUNCTION mode by the NORMAL operation of the FUNCTION button 11 Enter the MEMORY PROGRAMMING mode by the NORMAL operation of the MEMORY button A P1 xxx xxx MHz appears in the FREQUENCY CHANNEL readout The P1 indicates that the first 1 memory location is currently selected to be programmed xxx xxx is the frequency of the previously recorded location 12 Rotate the TUNE knob until the desired USER MEMORY loca
8. O Hormal Digital eT a A A A A PORRE A RRE D Peak Hold Reset i Marker Widths H H H H H H H Outer MHz 2 f Inner MHz z fit Y 7 TECHNOLOGY RA Overlays _ Home of Precision RF Measurements 2 Peak Line O Show Markers Ji Gain i R 507 Spectrum Display Manual H Amplification i EE S LD Release 5a GEESE T NOS Baia i Copyright 1998 2004 Z Technology Inc Windows 98 MENT XP O Auto i O dynamic Signal 0 qu q A 9 0 S Am 620 San 2940 1000 www 10120 101300 10240 woo Di ga Frequency MHz Yritializino M Cancel No GPS Data 11 24 2004 11 29am 4 Figure 3 Initializing the Meter A blue progress bar appears at the bottom left of the screen If the progress bar does not expand to the right to completion there is a communication problem Possible causes are 1 The meter is not turned on 2 The meter is not in Remote mode showing 1 Port on it s display 3 The meter is not connected to the COM port that has been selected above in the Spectrum Display software Spectrum Display will remember the last selected frequency At first startup the selected frequency is 100 MHz The spectrum of the FM radio band will appear R 507 User Manual Page 5 10 Section 5 R 507 Spectrum Display Ib 2 Technology Spectrum Display 10 xj File Monitor View Meter Tools Capture Help 5 al TET Technology sweep Single Sween Captura _ Leauenty T Hs AA Graph Properties Active
9. RESET DATA LOG RECORD COUNTER TO 1 REMOTE MODE PRINT RS 232 SELECTED DATA LOG RECORD PRINT RS 232 ALL DATA LOG RECORDS AUTO USER MEMORY RESIDENT DATA LOGGING Data Logging Functions MANUAL USER MEMORY RESIDENT DATA LOGGING R 507 User Manual Page 7 2 Section 7 Function Features FUNC Button Operation F1 BATTERY VOLTAGE CHECK The charge level of the R 507s internal battery may be checked by selecting the F1 function i e pushing the TUNE knob In this function the battery voltage is displayed in the FREQUENCY CHANNEL readout Example 9 68 indicates 9 68 Volts A fully charged battery pack will have a voltage of 10 volts or more F3 CUSTOMER CALIBRATION MINOR The F3 Function enables the user to perform a single point calibration using a single frequency calibration source The following procedure creates a calibration offset maximum of 20 0 dBuV that will be applied to every signal level measurement 6 Connect the calibration signal source to the R 507s front panel jack Set the source to the desired frequency 7 Set the R 507 to the frequency of the calibration source then enter the F3 function The R 507s reading of source s signal level will be displayed in the SIGNAL LEVEL readout 8 Rotating the TUNE knob will increment decrement the reading in 0 1 dBmV steps When the SIGNAL LEVEL readout displays the true level of the calibration signal use the NORMAL operation of the FUNCTION butto
10. Tab at the bottom of the Spectrum Screen Spectrum Main Spectrum display controls Sweep Width IFBW Provides sweep width and IF bandwidth settings 5 MHz 15kHz 5 MHz wide with 15kHz IF bandwidth 10 MHz 15kHz 10 MHz wide with 15kHz IF bandwidth 10 MHz 150kHz 10 MHz wide with 150kHz IF bandwidth 20 MHz 150kHz 20 MHz wide with 150kHz IF bandwidth Modulation Normal for sinusoidal modulated signals Digital for digitally modulated signals Peak Hold check to display peak at each frequency of sweep Reset click to reset peak display Marker Widths Markers are Dark Green vertical lines they are always centered about the center frequency Outer Bandwidth Integrated power and Peak Power are measured in Inner Bandwidth High Low Difference Tilt and Standard deviation are measured in Overlays Stats Lines controls the visibility of statically lines The Maximum Average and Minimum values during the current time plot may be made visible or not visible by checking or un checking the check box Page 5 23 Section 5 R 507 Spectrum Display Gain Display R 507 User Manual Sets the RF gain level of the meter Manual In manual mode the RF Gain is set by clicking on one of the Amplification buttons 1 through 5 Amplification The meter settings for the buttons are Button 1 Attenuation 60 dB RF Amp Off Button 2 Attenuation 40 dB RF Amp Off Button 3 Attenuation 20 dB RF Amp O
11. amp amp Home of Precision RF Measurements yy Z Invalid COM Port s i The COM port s that Spectrum Display uses for the meter and optional GPS unit need to be set Please select the COM port s to use OK Windows 98 ME NT XP Figure 1 PC COM ports not yet selected Click OK On the next screen you will be able to select the COM port the meter is connected to and optionally which COM port the GPS is connected to COM Ports xj Pida gt 03 COM Port AE Tf Enable GPS GPS Unit COM Part fc MZ OK Cancel m Figure 2 Select PC COM Ports R 507 User Manual Page 5 9 Section 5 R 507 Spectrum Display Click the down arrow in the Meter box to see what COM ports are available Click on the COM port the meter is connected to If you are unsure of the Mapping of your COM ports check the Windows Device Manager If you are using an optional GPS receiver click on the Enable GPS check box then select the COM port the GPS receiver is connected to After your COM port s are selected click OK 8 Once the COM ports are selected Spectrum Display will begin to initialize the meter 1 2 Technology Spectrum Display E 5 x mM Y Technology Graph Properties Active Cursor Spectrum RF Spectrum Sweep WidthiFBW BAN a E E E E EE ER EEES EE pleats
12. lie Sais E A i i 1 j A Search i y O Auto HH E of we ioei Signal y i i i i i i H Bee vot leit eer eed ERES o ppc ppp pe Active Cursor Figures Of Merit Stats Lines Maximum A Average O Minimum Y TET EA x t t t SSS STIS SUS PM SSS 59 A Frequency MHz T Time Plot Spectrum Stream 7 Max 83 8 dBm Avg 104 2 dBm Min 115 5 dB No GPS Data 11724 2004 2 25PM Figure 8 Spectrum of broadband cell site activity In the example above the user has selected 1 28 MHz inner and outer marker bandwidths to observe integrated power of a cellular telephone signal Example of Time Plots Clicking the Time Plot tab at the bottom of the PC screen allows the display of several measured parameters versus time With the Time Plot enabled the Graph Properties box at the upper right is enabled The down arrow allows the selection of the measured parameter to be graphed The Plot box sets the total time to be used on the horizontal axis lt can be set from 20 to 2000 seconds R 507 User Manual Page 5 16 Section 5 R 507 Spectrum Display 1 Z Technology Spectrum Display ral ES File Monitor View Meter Tools Capture Help Technology Frequency 551 000000 el l Graph Properties Plot vs time Int Pwr ha Plot secs Clear Integrated Power 120 7 on nn nnn nn nnn nn nn nnn nee 41 3 d
13. 0 1993 1 etc HOST R 507 1 year offset R 507 User Manual Page 10 12 Section 10 R 507 RS 232 Command Protocol COMMAND 34 Set the year offset from 1992 Examples 1992 0 1993 1 etc HOST 1 year offset R 507 1 year offset COMMAND 35 Read the signal level of the currently tuned frequency as normally shown on the meter display Applies calibration correction if enabled Units will either be dBuV dBm or dBuV M depending upon the meter set up HOST R 507 1 upper 8 bits of reading 2 lower 8 bits of reading COMMAND 36 Factory use only Do not use this command COMMAND 37 Enables disables the detector calibration correction Assumes there is valid detector calibration data in the E2PROM If the meter is not calibrated this command has no effect HOST 1 0 if disable 1 if enable R 507 1 0 if disabled 1 if enabled COMMAND 38 Enables disables the frequency calibration correction Assumes there is valid frequency calibration data in the E2PROM If the meter is not calibrated this command has no effect HOST 1 0 if disabled 1 if enable R 507 1 0 if disabled 1 if enabled R 507 User Manual Page 10 13 Section 10 R 507 RS 232 Command Protocol COMMAND 39 Enables disables the temperature calibration correction Assumes there is valid temperature calibration data in the E2PROM If the meter is not calibrated this command has no effect HOST
14. 10 dBuV to 90 dBuV 117dBm to 17 dBm using 4 internal attenuation rangesand 1 pre amp range Input Filters Three automatically selected RF filter bands Measurement Resolution 0 1dB Measurement Accuracy 2 dB for CW signal Absolute for Temp 15 to 35 Deg C Typical for Temp 0 to 50 Deg C RF Signal Parameter Measurements and Storage Power Readout Capable in the following units dBm dBuV or dBuV Meter Analog Signals Field Strength in user selected power units as indicated above measured and recorded to data files Digital Signals RF Figures of Merit signal parameters measured amp recorded to data files Bandpass settable from 1 8 MHz Total Integrated Power Peak Power In Band Tilt In Band Notches Hi Lo Diff In Band Std Deviation OV Bs Input Impedance 50 Ohm IF Bandwidth 15 kHz and 150 kHz Type of Conversion Triple conversion system 1st LO freq 1 to 2 GHz Ref Osc Stability 1st amp 2nd LO typ Stable 1ppm over temp 2nd IF Rejection 70 dB 2nd IF 47 MHz Image Rejection 60 dB typ High Sensitivity Mode Audio Detection AM and FM with internal monitoring speaker Rear panel connector for remote speaker or headphone BW is 300Hz to 3KHz Noise Figure Preamplifier NF 7 dB when RF AMP is selected Sensitivity 1 uV input AM Detection for 12 dB S N 1 uV input FM Detection for 12
15. 14 1st log start date month R 507 COMMAND 55 Sets the RF Amplifier and IF BANDWIDTH HOST 1 ORF Amp off 1 RF Amp on 2 0 Wideband 1 Narrowband R 507 COMMAND 57 Mutes the R 507 Audio R 507 User Manual Page 10 17 Section 10 R 507 RS 232 Command Protocol HOST 1 0 Mute Audio 1 unMute Audio R 507 COMMAND 60 Sets four 4 frequencies in EEPROM for remote command 61 to use Frequency data must be a multiple of 10kHz Also the frequency data in Hz must be divided by 100 before transmission The R 507 does not perform checks for these requirements It is the responsibility of the host software to insure these restrictions are adhered to If a frequency setting less than 0 300MHz is received by the R 507 or if a frequency greater than 1002 00MHz is received this command will be ignored HOST 1 upper 8 bits of frequency_A 100 2 middle 8 bits of frequency_A 100 3 lower 8 bits of frequency_A 100 4 upper 8 bits of frequency_B 100 5 middle 8 bits of frequency _B 100 6 lower 8 bits of frequency_B 100 7 upper 8 bits of frequency_C 100 8 middle 8 bits of frequency_C 100 9 lower 8 bits of frequency_C 100 10 upper 8 bits of frequency_D 100 11 middle 8 bits of frequency_D 100 12 lower 8 bits of frequency_D 100 R 507 1 upper 8 bits of frequency_A 100 2 middle 8 bits of frequency_A 100 3 low
16. 27 21 to 23 18 to 20 15to 17 12 to 14 e0000 Figure 20 MapPoint displaying Imported Data The map automatically zooms into the area of the data Zoom and Pan on the data analyze as you wish using the MapPoint user interface When done exit the program by selecting File Exit from the main menu A Save Changes screen appears R 507 User Manual Page 5 32 Section 5 R 507 Spectrum Display Microsoft MapPoint x AN Save changes to Map E No Cancel Figure 21 MapPoint Save Changes If you choose Yes a browse window will open to save the file the next time MapPoint is started it uses the saved file to restore and display the imported data at its last position and zoom setting If you choose No it will start up its previous position and zoom setting R 507 User Manual Page 5 33 Section 5 R 507 Spectrum Display Figure 22 Television Channels from Help Menu Television Channels Ea Channel Plan System M North America y Sustem M North America STE CM System B Australia Channel 3 Channel 4 Channel 5 79 77 25 81 75 Channel 6 85 83 25 87 75 Channel 7 177 175 25 179 75 Channel 8 183 181 25 185 75 Channel 9 183 187 25 191 75 Channel 10 195 193 25 197 75 Channel 11 201 199 25 203 75 Channel 12 207 205 25 209 75 Channel 13 213 211 25 215 75 Channel 14 473 471 25 475 75 Channel 15 479 477 25 481 75 Channel 16 485 483 25 487 75 Channel 17 491 489 25 493 75
17. 4 Section 8 Resident Data Logging 6 When recording is complete the frequency in the FREQUENCY CHANNEL readout will stop incrementing and the unit will beep two times 7 Press the MEMORY Button to store this new log record Pressing the FUNCTION button will discard the new recora 8 Note Twenty records can be stored using F11 R1 R2 R3 R20 If all records are already filled with stored data selecting F11 will cause three 3 beeps to sound To discard previous records Function F91 must be used to reset To Down Load Stored Data Log use Functions F94 or F95 See information to use these functions in the previous section R 507 User Manual Page 8 5 Section 8 Resident Data Logging EXAMPLE 1 Report format of CONTIGUOUS DATA LOGGING F10 or F11 Printed using F94 Z Technology Version 3 00 Date 9 02 98 Time 14 15 Record 1 Step 30KHz Freg Level 879 39 10 879 51 18 879 63 7 879 75 5 879 87 4 879 99 l 880 11 880 23 2 880 35 13 880 47 10 ONNARFNRFWUO COWOWAKBODAO w 01101000 010 JR OWDFOFR BOND R 507 User Manual Page 8 6 Section 8 Resident Data Logging EXAMPLE 2 Report format of CONTIGUOUS DATA LOGGING F10 or F11 Printed using F94 Z Technology Version 3 00 Date 9 02 98 Time 14 20 Record 1 Step 200KHz Freq Level Freq Level Freq Level Freq Level 88 10 27 88 30 29 90 29 89 10 28 TO 275 8990 29 0 29 90 70 43 30
18. Application Guide Some internal modem cards cause COM port conflicts Obviously the modem cannot be addressed to the same COM port as the R 507 Some modem cards have the ability to be addressed to either COM3 or COM4 In DOS and Windows3 1 based systems COM1 and COMS share interrupt IRQ4 COM2 and COM4 share interrupt IRQ3 If a modem is using COMS and R 507 is sending DATA LOGGING information to the computer via a Terminal Emulation program set to use COM1 a conflict will occur if both devices are used simultaneously Similarly for the case of COM2 and COM4 used simultaneously RS 232 Cables and Adapters Several drawings of RS 232 I O cables and adapters are included on the next few pages They are for your reference and convenience as you connect your printer and depending on the software your PC to the R 507 serial port These wire configurations are unique to the R 507 and must be followed in order to correctly download stored data to a printer In all cases using a PC and standard straight through RS 232 cable with 9 pin connectors will allow you to control an R 507 via the serial port The drawing titled RS 232 I O Cable is used to connect the R 507 s serial port to a printer serial port or a PC s 25 pin serial COM port This drawing is the wiring diagram for the Accessory Cable p n 207 698 00 listed in the accessories section of this manual The drawing titled RS 232 ADAPTER converts from a 25 pin serial connector back to
19. Cursor Spectrum RF Spectrum 75 1 dBm Sweep WidthFBW 100 000 mHz 10 MHz 150 kHz y O ES E AS eco y Modulation O Hormal O Digital mi Peak Hold Reset 44 8 dBm 50 0 dBm 27 0 aB 1 2 dB 8 33 aB Marker Widtl Cal Outer 6 mHz Inner __ 5 MHz Signal dBm Overlays Peak Line Show Markers Gain O Manual r Amplification EE po Sa GE2EB Search Auto O Dynamic Signal Display Active Cursor Figures Of Merit Stats Lines Maximum A Average O Minimum Y Sweeping 80 a a aaa 95 000 36 000 97 000 98 000 99 000 100 000 101 000 102 000 103 000 104 000 105 000 Frequency MHz T Time Plot Spectrum _ Stream 7 Max 50 0 dBm Avg 71 2 dBm Min 77 0 dBm No GPS Data 11 24 2004 10 53am 4 Figure 4 Spectrum of 100 MHz Center Frequency Change Frequency To change the center frequency of the display type the frequency you wish to measure in the FREQUENCY Text Box As you type the letters will turn red when done press ENTER the letters will then turn black again indicating that the frequency has been tuned by the meter If the display is not updating press the Sweep button in the tool bar A new sweep will appear about twice a second The software will autorange the meter to put the signal in the optimum measurement range You may manually range the signal by clicking on th Manua
20. Data File Closes an Open Data File Records data to an Open Data File Exit the program VV V Y File Monitor View Meter Tools Capture Help v Sweep Single SWeEeD Monitor Menu gt Turns continuous sweeping on or off gt Causes a single sweep to occur R 507 User Manual Page 5 19 Section 5 R 507 Spectrum Display File Monitor View Meter Tools Capture Help View Menu Compact gt Displays in Compact size mode gt Displays in Standard size mode v Standard gt Displays on top of other windows On Top File Monitor View Meter Tools Capture Help Meter Menu Audio ON Ctrl gt Turns audio on Audio OFF Ctrl F gt Turns audio off z gt Allows the system to detect spurs Irain Spurs v Snub Spurs Ctrl B gt Removes detected spurs from the active display Goto Neat Spur Ctrl T gt Sets center frequency to next spur View Spur Locations gt Highlights detected spur frequency window Clear Spurs In Window f gt Clears detected spurs from active window Clear All Spurs gt Clears all detected spurs File Monitor View Meter Tools Capture Help oo Manu GPS gt Displays GPS status gt Recording Period tab Initialize Hardware x Recording Period Data Records Display and COM Ports Data Recording Period Every Recording Period 0 Hour s Data records will be written into the s data file at intervals of the recording 0 Minute s period The peri
21. During normal operation the meter s front Liquid Crystal Display LCD shows three lines of information The Top line is called the SIGNAL LEVEL readout the middle line is called the FREQUENCY CHANNEL readout and the third line is called the STATUS readout In this manual words that describe front panel buttons or knobs are written in BOLD CAPS Words that callout one of the three readouts are written in BOLD ITALIC CAPS Words letters or numbers that are shown in the readouts are written in BOLD within quotes example F1 Front Panel Description The instrument s front panel inputs and controls include e 50 Ohm Type N RF input connector e LCD display area becomes active when meter turned on e 8 Grey push buttons 3 located horizontally below the display 3 located vertically to the right of the display 2 located vertically at the right side They are labeled RF AMP BANDWIDTH AUDIO FREQ CH FUNCTION MEMORY AUDIO LEVEL POWER e Frequency set up and control TUNE knob The 50 ohm Type N RF input connector is to be connected to an antenna cable directly or via the Type N to BNC adapter supplied with the meter The LCD display area becomes active when the unit is powered on It allows the user to interact with the meter There are three distinct readout areas on LCD The top line with the largest characters is the SIGNAL LEVEL readout next in the middle is the FREQUENCY CHANNEL readout at the bottom is the STATUS readout Inf
22. FUNCTION by the NORMAL operation of the TUNE knob switch Press the TUNE knob toward the front panel briefly 4 The FUNCTION mode may be exited before selecting a function by the NORMAL operation of the FUNCTION button 5 If while executing any function the operator decides to cancel the operation he may do so by powering down the meter using the NORMAL operation of the POWER button Function Description F1 BATTERY VOLTAGE CHECK F3 CUSTOMER CALIBRATION MINOR F4 VIEW TV CHANNEL PLAN F5 DISABLE AUTO POWER DOWN F7 SET SCAN STEP FREQUENCY F8 SET SCAN START FREQUENCY Frequently accessed functions F9 SET SCAN STOP FREQUENCY F10 AUTO CONTIGUOUS RESIDENT DATA LOGGING F11 MANUAL CONTIGUOUS RESIDENT DATA LOGGING F12 SELECT ANTENNA CALIBRATION R 507 User Manual Page 7 1 Section 7 Function Features FUNC Button Operation Function F13 F14 F15 F21 F28 F40 F41 F42 F43 F44 F45 F46 F47 F48 F59 F60 F89 F91 F93 F94 F95 F96 F98 Description SELECT BLOCK CONVERTER SELECT dBm SELECT ATTENUATOR SETTING ERASE USER MEMORY 1 40 SOFTWARE VERSION CUSTOMER CALIBRATION MAJOR SELECT CUSTOMER CALIBRATION SELECT FACTORY CALIBRATION SET RS 232 BAUD RATE SET RS 232 REMOTE ADDRESS Locked out User Functions SET 24 HOUR CLOCK Except F44 SET MONTH DAY SET YEAR CLONE ANOTHER R 507 UNLOCK USER FUNCTIONS F40 F48 Manufacturer only Functions Specially locked out
23. Install the CDROM that came with the USB interface GPS follow the onscreen instructions to install the USB interface GPS driver o Connect the USB interface GPS to a USB port on the PC The PC will create a virtual COM port Spectrum Display software will communicate with the GPS R 507 User Manual Page 5 8 Section 5 R 507 Spectrum Display receiver via this virtual COM port Open the Windows Device Manager to see which COM port Windows has mapped the virtual COM port to e RS 232 interface GPS using PCMCIA to serial adaptor o Install the CDROM that came with the PCMCIA to serial adaptor Follow the onscreen instructions to install the PCMCIA to serial adaptor driver o Insert the PCMCIA to serial adaptor The PC will Install new hardware and a new COM port will show up in the Windows Device Manger This is the COM port that Spectrum Display software will use to communicate with the GPS receiver Connect the RS 232 interface GPS receiver to the PCMCIA serial adaptor If you purchased an Svee Series GPS receiver from Z Technology connect to Port 1 of the Svee Series GPS receiver 6 Start the R 507 spectrum display application Once the R 507 application is installed start the application with the normal Windows98 XP procedure e Click the START button e Click Programs gt Z Technology gt Spectrum Display 7 The first time you start Spectrum Display it will ask you what COM port the meter is connected to TECHNOLOGY
24. LOG indicates the meter is logging readings XXX XXX is the current frequency or channel currently being scanned In the case of channels only the picture or audio carrier level will be recorded whichever one was active when that memory location was programmed At the completion of each scan the data is automatically stored in non volatile memory and the R 507 powers down At a signal from its real time clock the R 507 powers up when it is time for the next scan R 507 User Manual Page 7 11 Section 7 Function Features FUNC Button Operation After the last scan the unit shuts off and remains off until manually powered up by the user NOTE The amount of time needed to measure and record carrier levels depends both on the number of carriers and on the signal level variation between them When all carrier levels are within normal usable limits the R 507 can log up to 100 channels in less than 1 minute However if more than 50 frequencies or channels are present and signal levels vary more than 20 dB the time interval should be set to 3 minutes or greater NOTE The R 507 can be manually powered up between scans Selecting other functions or powering off during a scan will abort the AUTO USER MEMORY RESIDENT DATA LOGGING mode However the data for all completed scans remains in non volatile memory and can be downloaded through the RS 232C port See the RESIDENT DATA LOGGING SECTION of this manual for further explanation F
25. a 9 pin This is a very common adapter and can be found at most computer stores Along with the above cable this adapter will allow a user to connect his R 507 serial port to either type of PC Serial COM connector found on almost all IBM compatible PCs The drawing titled RS 232 I O CABLE R 500 Series to PC AT is for use when connecting the R 500 Series Meter to a PC s 9 pin serial COM port If the user chooses to build his own cable and will only be connecting the Field Strength Meter to a 9 pin COM port this wire diagram can be used RS 232 I O Cable PRINTER OF 25 PIN D SUI FEMALE R 500 SERIES 9 PIN D SUB MALE o AAAS O R 507 User Manual Page 9 8 Section 9 R 500 Series Data Logging Application Guide RS 232 Adaptor 25 PIN D Sl MALE 9 PIN D SUB FEMALE RS 232 I O Cable R 500 SERIES PC 9 PIN D SUB 9 PIN D SU MALE FEMALE R 507 User Manual Page 9 9 Section 10 R 507 RS 232 Command Protocol The purpose to this section is to detail the operation of the serial RS 232 port of the R 507 Field Strength Meter This will provide the necessary information for a customer to create his own host computer communications software and control the R 507 directly through and IBM Compatible PC Hardware The female 9 pin D SUB connec
26. accessories The following items should be found in every shipment of a standard instrument The R 507 Instrument Battery Charger AC Power Supply Type N Male to BNC Female Adapter Collapsible Vertical Utility Antenna Soft Carrying Case Quick Reference Operators Card This Manual NiCad Battery pack is inside the R 507 amp not visible RS 232 cable Option R 507 SW if ordered Spectrum Display Software on CDROM Quick Basic Control Software on 3 5 floppy diskette or on Spectrum Display CDROM Antenna Calibration Tables on 3 5 floppy diskette or on Spectrum Display CDROM R 507 Application Notes Make sure the Battery Charger AC Power Supply received is appropriate for the AC voltage supplied by your power utility service Each charger is plainly marked as to the Primary or Input AC voltage expected Every R 507 is shipped with a NiCad battery pack already installed inside the instrument This battery pack is shipped from the factory fully charged and can operate the product for at least 5 hours between recharges A full recharge will require 10 to 12 hours connection to the battery charger During shipment the NiCad pack may have lost some of its charge and should be completely recharged before the instrument is put into full service Each Field Strength Meter is shipped inside its soft carrying case The instrument can be operated while inside this case Of course the unit will operate equally well outside the soft case Bot
27. accuracy specification shown above as referenced to a CW signal Each instrument is also calibrated over temperature to provide added accuracy through the range of 0 to 50 Deg C 3 Stated accuracy numbers are referenced to a very accurate signal source The signal source itself has NIST Traceable accuracy to better than 0 5dB All inaccuracies are additive including reference signal source inaccuracy and the above measurement accuracy numbers Corrections 1 In Narrowband IF mode the standard instrument is specified to have a typical measurement accuracy of 2 dB from 10 dBuV to 0 dBuV over temperature 2 In Wideband IF mode at frequencies above 5 MHz the standard instrument and all options are specified to have a typical measurement accuracy of 2 dB for the lowest 10 dB of each measurement range This is true for both the RF AMPLIFIER ON and OFF settings This holds for the instrument s specified temperature range 3 Some users of the R 507 may notice a few small signals around OdBuV at or near the following frequencies 8 MHz 6 MHz 30 to 80 MHz These signals are due to internal signal sources such as reference crystals and microprocessor switching transients They remain constant and are only found when an external antenna is attached to the Type N input connector and held close to the instrument R 507 User Manual Page 14 1 Section 14 Appendix Power reading derivation from dBuV readings of swe
28. allows the user to select auto power down mode Push the TUNE knob and notice the display reads either AUTO or ON In AUTO mode the instrument will automatically turn itself OFF when operating from the internal battery pack after 5 minutes of no front panel activity In ON mode the unit will stay ON until manually turned off or until the battery voltage reaches a low enough voltage for the meter to cycle itself off Choose either AUTO or ON by turning the TUNE knob To activate your choice push the FUNCTION button and notice that the unit reverts to normal operating Field Strength Meter FSM mode See the section entitled FUNCTION FEATURES for a complete discussion of the wide range of useful features available through this function MEMORY Button A Quick way to Store and Recall Often used Frequencies The MEMORY button allows storage and retrieval of up to 100 user defined frequency or channel settings in USER MEMORY This is a very useful feature when the operator is continually monitoring a few frequencies or channels which may be spread over many megahertz See the Section titted MEMORY OPERATIONS for programming information When the memory is programmed each detent of the TUNE knob moves the received frequency to the next memorized frequency or channel Up to 100 different frequencies or channels can be stored in USER MEMORY It uses a wrap around feature where the first USER MEMORY position follows the last programmed freque
29. also enabled checked it is the gray horizontal line in the Spectrum tab It is aligned with the highest peak signal in the spectrum Example Spectrum of Digital Signals R 507 User Manual Page 5 14 Section 5 R 507 Spectrum Display xi Flag 2 Technology Spectrum Display a lol File Monitor View Meter Tools Capture Help s AS E q Fregueney 551 000000 lt a FT 4 Active Cursor LITA 551 000 mhz 10MHzM50kHz y 0D p oe oe eet eo Sore possess Modulation Spectrum Merits O Hormal SAA po po po Peak Hold i Reset psc i eta m Marker hs Outer MHz Inner 5 MHz r Overlays Peak Line El Show Markers i 2 4 spess iis 081 Signal dBm Gain i i i i H i Manual i 3A 6 y Amplification IA S SEEB2B Search auto O Dynamic Signal EN A AA peppercorns Active Cursor Figures Of Merit Stats Lines Maximum A i E 1 Average O m t t t t Z Minimum Y ssm samm smm som som Sim M SHN SiD sS sm Frequency MHz Time Plot Spectrum Stream Max 60 3 dBm Ava 76 2 dBm Min 34 5 dBm No GPS Data 11724 2004 2 21PM 4 Sweeping Figure 7 DTV signal at 551 MHz Integrated Power 47 4 dBm The figure above shows a spectrum of an 8VSB signal with center frequency of 551 MHz Notice that the Digital button in the Modulation box has been select
30. and IF bandwidth settings of the meter respectively The down arrow allows one to change these settings Moving down again is the Amplification box It shows a setting of 4 Holding the cursor over the buttons will allow a tool tip to pop up on the screen that describes the meter Attenuation level and RF Amplifier setting for each button Unlike when making measurements with the stand alone meter where autoranging within the meter sets the proper amplification level the Spectrum Display software requires the user to manually set the amplification level This should be set so that the measured signal should appear in one of the three center 10 db gradicule ranges of the display IE if the signal is in the low 10 db gradicule range more amplification is needed a higher amplification number If the signal is in the high 10 db gradicule range a lower amplification number is needed to properly range the signal Next is the Modulation box It shows a setting of Normal This is the proper setting for CW type signals The alternate setting is for noise like signals generally used in digital signal transmissions 8VSB and COFDM modulations are typical digital signals for television broadcast in USA and Europe respectively Last at the bottom left is the Display box Here the Active Cursor is enabled checked which enables the green vertical line in the display and the Active Cursor box on the right side of the screen The Peak Line is
31. and an automatic implementation See the Function Features section earlier in this manual Common Setup Parameters Front Panel Pre settings Before beginning a Resident Data Logging session the user must prepare for the session by pre setting some front panel controls The controls to be pre set are RF AMP ON or OFF BANDWIDTH NB or WB The Resident Data Logging process does not change these front panel controls Thus the operator will want to choose an RF AMP setting as dictated by the expected power levels to be measured Also depending on the type of signal to be measured the BANDWIDTH control must be preset For all the controls mentioned in this section see the part of this manual on FRONT PANEL OPERATION for more details on usage R 507 User Manual Page 8 2 Section 8 Resident Data Logging Description of CONTIGUOUS RESIDENT DATA LOGGING This mode provides a contiguous sampling and logging of a series of equally spaced frequencies The CONTIGUOUS RESIDENT DATA LOGGING mode is initialized by utilizing functions F7 F8 F9 F10 and F11 Signal level measurements are taken and stored for any user selected series of frequencies defined by start and stop points It also lets the user choose the step size between measurement points The step size can range from 10kHz to 500kHz The following describes in detail how to use the CONTIGUOUS RESIDENT DATA LOGGING mode to measure and store signal levels along with
32. centered about the center frequency for measurement The PC then sums the measurements in the specified bandwidth From known characteristics of the meter the PC calculates the energy received in that bandwidth and displays it as a number in dBm or dBuV and in dBuV Meter if an antenna correction factor is included When used as an analog field strength meter the R 507 measurement range is from 10 dBuV to 90 dBuV Internally the meters dynamic range is about 60 dB The 10 to 90 dBuV range is R 507 User Manual Page 5 2 Section 5 R 507 Spectrum Display obtained by turning the RF Amplifier On or Off and the meter auto ranging and adding a series of 20 dB attenuators to the signal path When used to measure digital signals with the spectrum display software the auto ranging is disabled The user selects an RF Amplifier setting and the number of 20 dB attenuators placed in the signal path The user may also select the IF filter bandwidth for the raw measurement Wide Band WB employs a 150 KHz IF filter Narrow Band NB employs a 15 KHz IF filter R 507 User Manual Page 5 3 Section 5 R 507 Spectrum Display Spectrum Display software installation Your R 507 is optionally supplied with a CDROM labeled Spectrum Display This installation requires a Windows98 XP PC with an RS232 serial port Many PC s have a built in RS232 serial port with 9 pin connector on the back panel of the PC If your PC does not have an RS232 Serial port you c
33. connector Front Panel Vin 50ohms dBuV DBm Selections 0 32uV 10 dBuV 117 dBm RF AMP ON 0 5uV 6 dBuV 113 dBm RF AMP ON 1 0uV 0 dBuV 107 dBm RF AMP ON R 507 User Manual Page 4 6 Section 4 Front Panel Controls and Operating Instructions SIGNAL LEVEL CONVERSION TABLE 3 16 uV 10 dBuV 97 dBm 100 uV 40 dBuV 67 dBm 7 07mV 77 dBuV 30 dBm 31 6mV 90 dBuV 17 dBm When the SIGNAL LEVEL readout shows either a blinking gt or lt sign the signal presented to the meter at the received frequency is out of measurement range If this is the case continue with the procedures below Using the RF AMP Control NOTE Upon power on the R 507 remembers its settings from the previous power down for the RF AMP IF AMP FREQ CH and MEMORY button It also remembers the tuned frequency or channel The AUDIO button and AUDIO LEVEL buttons default to FM and 1 4 volume respectively with each power on The meter is typically shipped with RF AMP set to OFF BANDWIDTH set to WB tuned to 100 MHZ in frequency tuning mode i e not TV channel or memory tuning mode With the typical factory default settings the instrument has a continuous measurement range from 10 dBuV to 90 dBuV The unit will always have an auto range control span of 80 dB As will be seen this range can be shifted down to lower power levels If the signal to be measured is larger than 90 dBuV 31 6mV the SIGNAL LEVEL readout will display gt 90 0 dBuV with th
34. dB SINAD Third Order Intercept Pre Amp ON typ 0 dBm Pre Amp OFF 20 dBm Operating Temperature 10 to 50 Deg C R 507 User Manual Page 2 1 Section 2 Specifications Options and Accessories Weight 4 5 Kg 10 Ibs Dimensions 89mm 3 5in High 229mm Yin Deep 213mm 8 4in Wide The R 507 Field Strength Meter is calibrated to the Calibration above specifications using factory NIST traceable equipment Z Technology recommends re calibration at the factory or authorized service center every two years Refer to the Calibration sticker shown below located on the instrument rear panel to see the re calibration due date CALIBRATED Y DATE DUE Application Software Data Storage 8 Data Formats Applications Software Windows 98 XP based Swept Spectrum Software includes the following 1 Sweep Spectrum Analysis Displays swept frequency spans of 5MHz 10MHz or 20MHz spectrum RF Figures of Merit Parameters are displayed for users review and analysis 2 Data Collection Provides for orderly collection and storage of RF Integrated Power Measurements 3 Dot Plotting Not provided by Software included in Windows Application External Plotting Software available on Spectrum Display CDROM Data Storage Data Stored on PC Hard Drive under open folder and file hierarchy Data Format Format is comma delimited nonproprietary files accessible for importing into
35. data was collected using F96 or F98 Records 1 24 will be reported Select F95 the FREQUENCY CHANNEL readout displays ALL Rx where x is the number of records Pressing the TUNE knob starts the transfer process NOTE The resulting report format is determined by the RESIDENT DATA LOGGING MODE used to capture the data Examples of report format are shown in the RESIDENT DATA LOGGING section later in this manual If data was captured with the meter in FREQUENCY mode the corresponding frequency will be reported If data was captured with the meter in CHANNEL mode the corresponding channel will be reported F96 AUTO USER MEMORY RESIDENT DATA LOGGING This function scans and records the carrier levels of the frequencies or channels stored in USER MEMORY Up to 24 scans will occur separated by a user set time interval of 1 to 360 minutes settable in 1 minute steps Procedure 10 Select F96 the FREQUENCY CHANNEL readout now displays 001 AUTO where 001 represents the current setting for minutes between scans AUTO indicates AUTO RESIDENT DATA LOGGING 11 Rotate the TUNE knob to display the desired time interval 12 Pressing the TUNE knob resets the record counter to the first 1 record and starts the scanning process NOTE ALL PREVIOUSLY STORED DATA INCLUDING ANY DATA LOG MEASUREMENTS WILL BE LOST 13 The SIGNAL LEVEL readout will now display the message LOG xxx xxx MHz and FREQUENCY CHANNEL readout where
36. frequencies Later the information is retrieved from the R 507 by downloading it into an IBM compatible PC Using the CONTIGUOUS RESIDENT DATA LOGGING Functions Functions F7 F8 and F9 must be set before attempting to log data using this method F7 sets the Scan Frequency Step Size which can be at any 10kHz interval from 10kHz to 500kHz F8 and F9 set the Scan Start Frequency and Scan Stop Frequency respectively These frequencies can be any valid R 507 measurement frequency This Data Logging mode has a limit of 360 data points per recorded Twenty 20 data records can be stored in the R 507 at any one time As an example assume F8 Start Frequency is set for 879 00MHz and F9 Stop Frequency is set for 889 80MHz Let s also use F7 Scan Step Frequency to choose 30kHz as the step size between measured frequencies This would create a set of exactly 360 data points signal strength measurements to be logged Functions F10 and F11 are the functions used to initiate CONTIGUOUS RESIDENT DATA LOGGING records F10 AUTO CONTIGUOUS RESIDENT DATA LOGGING allows the user to perform up to twenty 20 logging sessions Each record separated in time by 5 minutes to 24 hours Records are stored in the R 507 to be downloaded to a printer or PC Starting a new Logging session resets the record counter effectively erasing the old data F11 MANUAL CONTIGUOUS RESIDENT DATA LOGGING is similar to F10 except that it records only one data record at
37. ft id ESE LE r Streaming Scale _2 0 sec Filter Om Owe Z Pulsed Signal Threshold 100 pu M Show Line Triggering O Untriggered Triggered Signal dBuv Occ Search O Auto E Dynamic Signal Y Active Cursor Figures Of Merit 1 10 t RF Stream At 44 520 MHz Triggered Buffering 18 8 dBuv 16 7 dBuv 10 0 dBuv gt 08 06 mal ia Polk pall 1 04 02 00 02 04 06 08 10 12 14 16 18 2 Time Seconds Time Plot Spectrum Stream Max 18 8 dBuv Avg 16 7 dBuY Min 10 0 dBuy Buffering stream for 1 0 more sec No GPS Data o9jo3jo 12 01PM y Figure 11 Pulsed signal captured with Triggering on rising edge In the triggered example above in the Graph Properties the Pulsed Signal box was checked to enable triggering The Show Line box was checked to enable the yellow horizontal trigger threshold line The portion of the signal above threshold is displayed in blue the portion of the signal below threshold is displayed in gray The Gain box Display box controls work the same as in the Spectrum tab Menu Bar The menu bar contains 7 menu selections File Monitor View Meter Tools Capture Help New Data File Open Data File ose Wate le Record Data Exit File Menu gt Creates a New Data File to record data Opens an Existing
38. pack an 8 cell series NiCad pack approaches that level a Low Battery indicator BATT just below the SIGNAL LEVEL readout will begin to blink slowly As the voltage continues to drop the BATT indicator blinks faster When the voltage decreases below a usable level the unit automatically powers down The R 507 will display the battery voltage on command Use F1 Battery Mode and see the FUNCTION FEATURES section for more details R 507 User Manual Page 4 10 Section 5 R 507 Spectrum Display Spectrum Display Introduction The R 507 Field Strength Meter is specially designed to provide standard field strength measurements plus provide the capabilities to be swept under computer control to provide spectrum analyzer functions This section of the manual discusses the Spectrum Display features The Spectrum Display software operates as a Windows 98 XP application and controls all the R 507 functions to provide the Spectrum Display capabilities The PC screen is used as the display device for the Spectrum Display The software will record many of the measurement parameters displayed on the PC screen In addition a GPS receiver can be connected to the PC serial port and the Spectrum Display software will tag the recorded measurement parameters with GPS longitude and latitude The R 507 is designed to tune to the center frequency of a terrestrially broadcast digital signal and measure the energy in a user selected bandwidth about that center fre
39. program so the inband Power measurement includes this offset Once entered this offset is added to the inband Power measurement When unchecked no offset is added The default setting is unchecked Measurements that include an antenna factor are normally displayed in units of dBm meter Spur Snubber There are known spurs in the R 507 instrument that show up on a few UHF television frequencies You will notice these by observing a signal in the spectrum that doesn t go away even when there is no signal on the input connector of the meter Using the Spur Snubber can eliminate these signals Note that if the frequency is changed the Spur Snubber should be re trained The spur Snubber will subtract out the spur if it is above the signal being measured GPS Enables monitoring of a GPS through a user selectable PC serial COM port When enabled the current GPS Latitude and Longitude are displayed in the status bar at the bottom of the Spectrum Display window and added to each measurement in the log file When not enabled the status bar indicates NO GPS The Svee Series GPS receiver updates every second Some other GPS units update every 2 seconds These results in more than one measurement listed at a given location even when traveling at expressway speeds When data that includes two or more measurements at a single GPS location is plotted on a map such as Microsoft MapPoint the most recent measurement is usually the only one visible Import Re
40. wideband filter normally used when looking for a desired signal whose specific frequency is not known It also should be used when measuring signals which are being deviated with wideband modulation In such cases peak deviations may disperse energy outside the bandpass of the 15 kHz narrowband filter NOTE The wideband WB filter is broad enough to cover more than each 100 kHz step of the TUNE knob Thus by using the TUNE knob to step in 100 kHz steps an operator can be confident he has continuously covered all the spectrum as he turns the TUNE knob to explore a specific band of frequencies This feature is useful when attempting to locate a signal whose exact frequency is not known When a signal frequency is precisely known the user may select the narrowband NB filter This will reduce out of band noise and reject adjacent signals Advanced Operation FREQ CH Button For Fast Television Channel Selection The R 507 will easily tune normal television channels The unit can be incremented by channel number or in units of frequency The FREQUENCY CHANNEL readout is designed to toggle between FREQUENCY and CHANNEL modes by pressing the FREQ CH button When the CHannel mode is chosen each detent of the TUNE knob will move the received frequency by one channel usually 6 7 or 8 MHz depending on the television channel plan in use See F4 of the Function Features section later in this manual for descriptions to view factory selected chan
41. 1 0 if disable 1 if enable R 507 1 0 if disabled 1 if enabled COMMAND 40 Factory use only Do not use this command COMMAND 42 Forces the R 507 into RS 485 communications state This state does not support hardware handshaking It is the responsibility of the host to provide sufficient intercharacter delay to allow the R 507 to process each incoming character This state also requires the replacement of the RS 232 I C with an RE 485 I C Consult the factory for hardware requirements to utilize this state The command byte value must be 255 GLOBAL HOST 1 42 RS 485 command R 507 GLOBAL command no response COMMAND 43 Sets reads all four 4 of the 6 bit digital to analog channels DAC If itis desiredto leave a DAC channel s setting unchanged a value greater than 63 should be sent from the host for the new DAC setting This command is not recommended for customer use Improper usage could result in unpredictable results HOST 1 new DAC 1 setting 0 63 2 new DAC 2 setting 0 63 3 new DAC 8 setting 0 63 4 new DAC 4 setting 0 63 R 507 1 present DAC 1 setting 0 63 2 present DAC 2 setting 0 63 3 present DAC 8 setting 0 63 R 507 User Manual Page 10 14 Section 10 R 507 RS 232 Command Protocol 4 present DAC 4 setting 0 63 COMMAND 44 Writes up to 13 bytes of 8 bit data to sequential addresses in the RAM or E2PROM of the R 507 This co
42. 34 di 09 00 253i 10 34 92 30 43 290 2 Te 93210 20 TO 5d L 93 90 25 2505 263 94 70 26 2861 95 50 32 24 96 30 25 Seah 97 10 45 LS DEPIO 29 35 98 70 25 3L 99 50 42 44 0 30 97 Zales 210 lt b 19 90 67 29 50 33 62 00 D2 Toz 30 14 20 10 34 22 0 20 23 10 35 22 s90 527 88 50 29 89 30 27 90 10 26 90 90 26 91 70 25 92 50 25 93 30 25 94 10 24 94 90 27 93 MO 220 96650 2271 97 30 25 98 10 26 98 90 24 OO AO 22s 50 48 30 49 10 54 90 Le 70 14 50 22 30 28 AOS S23 90 27 70 44 88 70 27 6 89 50 27 2 90 30 26 1 AS 90 34 LO 2 50 44 30 26 10 27 90 2D O 3284 50 24 30 28 10 24 O 2T LO LOs 690 4 30 10 90 70 50 30 10 90 00 WO SNe pa a o NTOPWWRFUNNDAATDOCAITANOWOAWADHDWA OD W NToODFAFAAATIWWOBNDORPAITIWA OAIOWWDN y DADWUNEFAHKHOWOUUWW ZO O 014 0NNR RO Ss Ys P0000tr AND Qt ZO 044 0NR OO pal fee a te AN EE OO OO OOO Hop pa pa pa pa ps OOO O OO OO 0 sopa ek ya pa ja a al je ee O O OO O O 0 CxO pa 13 pa pa pa ps Yo pa pa ps O OO OOO 0 0 O Y JO 014 0 UU MD Pp R 507 User Manual Page 8 7 Section 8 Resident Data Logging Description of USER MEMORY DATA LOGGING This mode provides measurement and logging of the frequencies or channels stored i
43. 98 MANUAL USER MEMORY RESIDENT DATA LOGGING This function scans and records the carrier levels of the frequencies or channels stored in USER MEMORY One record is filled each time this function is executed Procedure 14 Select F98 the FREQUENCY CHANNEL readout now displays R 1n xxx xxx MHz 15 16 17 where the n is the record number to be filled and xxx xxx is the frequency or channel stored in the first USER MEMORY location Pressing the TUNE knob starts the scanning process The FREQUENCY CHANNEL readout will now display the message LOG xxx xxx MHz where LOG indicates the meter is logging data xxx xxx is the frequency or channel currently being measured In the case of channels only the picture or audio carrier level will be recorded whichever one was active when that memory location was programmed At the completion of the scan The FREQUENCY CHANNEL readout displays END Rn where n is the record number to be filled Press the MEMORY button to store the record in non volatile memory any other button discards the record 18 To start another scan go back to step one See the RESIDENT DATA LOGGING SECTION of this manual for further explanation R 507 User Manual Page 7 12 Section 8 Resident Data Logging NOTE To use the RESIDENT DATA LOGGING Feature it must first be activated through the RS 232 port This is done by using the Quick Basic Control Software provided with each R 507 The activat
44. Basic Control Software for RS 232 PC Control R 507 User Manual Page 1 3 Section 1 Introduction to the R 507 The R 507 will operate more than 5 hours on internal NiCad batteries or from an AC power supply charger system Battery operation along with the durable carrying case allows operation at even the most remote sites Additional battery operation life can be achieved via an external battery plugged into the rear panel External Battery input jack When an external battery is connected the internal battery is disconnected for both meter power and battery charging An external battery will be charged when both it and the AC power supply charger are plugged into the meter Option BC is available for measurements from 0 35 MHz to 3 0 MHz This option provides a zero insertion loss Block Converter for measurements across this entire low band frequency range Option PCS is available for measurements from 1750 to1980 MHz Like the Option BC this option provides a zero insertion loss Block Converter for measurements across this entire high band frequency range R 507 User Manual Page 1 4 Section 2 Specifications Options and Accessories System Specifications Frequency Range 5 0 MHz to 1000 MHz Tune Mode Synthesized Steps as small as 1 kHz Memory a 100 user stored frequencies or channel settings Spinknob retrievable in sequence b Several TV channel plans stored in memory Measurement Ranges
45. Buv 28 3 dBuv 6 4 aB 1 6 ds 1 44 as Int Pwr dBuv Y Active Cursor Figures Of Merit 20 Ma A Sa ll T ARE PP iS 1 180 170 160 150 140 130 120 110 100 90 80 70 60 50 40 30 20 10 0 Time sec Time Plot Spectrum Stream Max 68 5 dBuV Avg 32 6 dBuV Min 0 9 dBuv I No GPS Data o9jo3jo 11 49AM 5 Figure 9 Time Plot of Integrated Power The example above shows a time plot of Integrated Power of a 6 MHz wide digital signal centered at 551 MHz In the Graph Properties the Status Lines box has been enabled checked additionally the Maximum Average Minimum status line boxes have been enabled checked In the Time Plot tab the horizontal dashed red lines mark the Maximum integrated power the Average Integrated power and the Minimum Integrated power top to bottom respectively Example of Option STR If your R 507 Spectrum Display software includes Option STR a third tab is visible at the bottom of the screen the Stream tab Below is an example of a pulsed signal displayed in the Stream tab The time period is 2 seconds The capture of the signal is free running there is no triggering occuring R 507 User Manual Page 5 17 Section 5 R 507 Spectrum Display BZ Technology Spectrum Display or File Monitor View Meter Tools Capture Help Technology Frequency 44 520000 el p Streaming 7 R
46. DB9 connector on the other side Use an ohmmeter to verify your cable has the correct pin outs Printer communication parameters are not set up correctly Review Connecting the R 507 to a printer earlier in this section to verify that communication parameters are set correctly If the printer has more than one emulation mode verify that the IBM mode has been selected Printer and R 507 are set to different baud rates The R 507 will operate at 1200 2400 or 9600 baud selectable from the front panel To determine the current setting Turn on the R 507 Unlock communication settings using F59 Press FUNCTION button Using TUNE knob dial to F59 Press TUNE knob to select R 507 will return to previous operating mode R 507 User Manual Page 9 5 Section 9 R 500 Series Data Logging Application Guide Repeat steps 1 through 3 two more times Press FUNCTION button Using the TUNE knob dial to F43 Press tune knob to select R 507 will now display the baud rate To change baud rate turn TUNE knob Press FUNCTION button to set R 507 to whichever baud rate is currently displayed and return the R 507 to the previous function Symptom The R 507 doesn t communicate with computer POSSIBLE CAUSES The data cable between the R 507 and printer is incompatible with the R 507 The RS 232C standard allows data cables to be internally wired in several ways The R 507 requires a standard straight through pin 1 to p
47. ECTABLE INTERNAL AM amp FM AUDIO DETECTOR WITH SPEAKER e FRONT PANEL SELECTABLE AUDIO LEVEL e FRONT PANEL MEMORY CONTROL FEATURE FOR FAST STORAGE 8 RECALL e FRONT PANEL FREQUENCY CHANNEL MODE FOR USE WITH TELEVISION SIGNALS e PC PRINTER INTERFACE WITH DATA LOGGING e BATTERY AND OR AC LINE OPERATION e ADDITIONAL EXTERNAL BATTERY INPUT e EASY TO OPER ATE FRONT PANEL CONTROLS e RUGGED LIGHT WEIGHT AND HIGHLY PORTABLE The R 507 provides state of the art precision signal strength testing over a wide range of signal levels It has extremely broad frequency coverage and provides a measurement accuracy of 2 dB or better The highly portable unit combines the functions of off air field strength metering and accurate RF signal strength measurement with data logging storage and PC control in one convenient lightweight hand held system The standard R 507 will accurately measure signal strength from 10 dBuV 0 32 uVolt to 90 dBuV 31 6 mvolts The full dynamic range of 100 dB is available through a combination of user selectable controls and an auto ranging function Auto ranging provides a continuous measurement range of 80 dB With the RF AMP preamplifier OFF the autorange coverage is 10 dBuV to 90 dBuV With the RF AMP ON the auto range is transposed down and becomes 10 dBuV to 70 dBuV The R 507 remembers the RF AMP setting from its previous power down state The Preamplifier is protected from overload by a series of three user sel
48. F Stream At 44 520 MHz Buffering Scale Filter 18 6 dBuv 0 8 dBuv 1 9 dBuv 20 5 as M Shew Line Triggering Untiagered Triggered Signal dBuV Y Active Cursor Figures Of Merit 00 02 04 05 08 10 12 14 16 18 20 Time Seconds Tine Piot Spectrum 9 Stream Max 18 6 dBuV Aver 0 8 dBUV Min 1 9 dBuV Buffering stream for 1 0 more sec No GPS Data o9jo3jo 11 51AM 5 Figure 10 Capture of Pulsed signal with Stream tab The captured signal above is a 15kHz bandwidth signal In the Graph Properties box the Filter is set to NB Unlike the Spectrum tab the Stream tab IF bandwidth is limited to signals that fit within the IF bandwith 15kHz NB or 150 kHz WB bandwidth of the meter While the Stream tab is active if tuned to a 6MHz wide or 8 MHz wide DTV signal the meter will not be sensing the full 6 MHz or 8 MHz bandwidth of the signal It will sense only the 15kHz NB or 150 kHz WB bandwidth about the center frequency entered in the Frequency box The figure below shows the same signal captured using triggering This allows the user to read directly the from the time scale the pulse duration and period R 507 User Manual Page 5 18 BZ Technology Spectrum Display Section 5 R 507 Spectrum Display of File Monitor View Meter Tools Capture Help Technology frequency 44 520000 cep Capture
49. FRONT PANEL CONTROLS AND OPERATING INSTRUCTIONS ccsseese BACKGROUND INFORMATION FOR BASIC OPERATION cccccccccceeeeeeeceseeeceaeeesececceseeaeaueeseeeeeeeseaneneees INPUT IMPEDANCE ota ito de r ccsuabaewommade FIELD STRENGTH VERSUS SIGNAL STRENGTH cccoccccccnncnnononononnnnnnnonononanannnncnnnnonnnnnnnnnnnnnononannncanannnns IN BAND SIGNAL MEASUREMENTS AND OUT OF BAND SIGNAL REJECTION coconocccccccccnnononanacicncnnnns FRONT PANEL FREQUENCY SELECTION occcccccccnonononcnncnnononononnncnnnnnnnnnnnannnnnnnnnnnnnnannnnnnnnononnnncnancnnnos FRONT PANEL DESCRIPTION cout A A A eat WBA NB BAN WD T uo ia dt ini ADVANCEDOPERATION Loa tii aa daar Aa FREQO GEBUOR 2 ta a EE ot sD eh AEEA TA FUNCTION BUON bo A O e a a a A a A SECTION 5 R 507 SPECTRUM DISPLAY ccsscssesseeesseeeseessneeseeessnessaeesaeeeaeeneseenseeneesnaennaeanes SPECTRUM DISPLAY INTRODUCTION ccecceeeeeeeeeeeeeesaeeeencessaeaesaeeeeaaeeaaaessaaeesaeseeaaesseaaesseneeeaas Conceptual Model ici A ada Spectrum Display software installation ooonnocnncninnnninininncnnnnconnnncccccrccnnnrrnnrcnnn nc nr Snagit Third Party Screen Capture software installation oonoooccconnccccnnnocccccononnnccnnnrnncnonn noo GETTING STARTED vi A A A E Ada 8 Change Freque ny iii id ai is 11 Record Measurements cocida tidad cdta 11 Example Spectrum of Analog SiQnals 2 cccsccccescseesseceenceceeeeeseseeseneeceneeecsneseeeseeeeessnnseenaees 13 Example
50. GNAL LEVEL readout For complete information see the instructions supplied with the R 507 Calibration Software F41 Locked User Function SELECT CUSTOMER CALIBRATION TABLE NOTE See function F59 to unlock functions F40 through F48 Selecting the F41 mode causes the R 507 to substitute the User Calibration Table for the factory calibration table This function is not executable if the User Calibration Table is empty or contains invalid data R 507 User Manual Page 7 7 Section 7 Function Features FUNC Button Operation If the F41 mode is selected and the User Calibration Table contains invalid data three 3 short beeps will be heard and the unit will default to the factory calibration table F42 Locked User Function SELECT FACTORY CALIBRATION TABLE NOTE See function F59 to Unlock functions F40 through F48 Invoking Function F42 mode selects the Factory Calibration Table Three 3 short beeps when the function is invoked indicates that the Factory Calibration Table contains invalid data If this happens contact Z Technology or your service center to return the unit for re calibration F43 Locked User Function SET RS 232 BAUD RATE NOTE See function F59 to unlock functions F40 through F48 When function F43 is selected the current BAUD rate 1200 2400 or 9600 is displayed in the FREQUENCY CHANNEL readout Rotating the TUNE knob will roll through the available rates Use the NORMAL operation of the FUNCTION but
51. IDENT DATA LOGGING SELECT ANTENNA CALIBRATION SELECT BLOCK CONVERTER SELECT dBm SELECT ATTENUATOR SETTING ERASE USER MEMORY 1 40 SOFTWARE VERSION CUSTOMER CALIBRATION MAJOR SELECT CUSTOMER CALIBRATION SELECT FACTORY CALIBRATION SET RS 232 BAUD RATE SET RS 232 REMOTE ADDRESS Locked out User Functions SET 24 HOUR CLOCK Except F44 SET MONTH DAY SET YEAR CLONE ANOTHER R 507 UNLOCK USER FUNCTIONS F40 F48 RESET DATA LOG RECORD COUNTER TO 1 REMOTE MODE PRINT RS 232 SELECTED DATA LOG RECORD PRINT RS 232 ALL DATA LOG RECORDS AUTO USER MEMORY RESIDENT DATA LOGGING Data Logging Functions MANUAL USER MEMORY RESIDENT DATA LOGGING R 507 User Manual Page 11 4 BANDWIDTH AUDIO AUDIO LEVEL MEMORY UNCTION REQ CH PO 400 Mhz Section 12 Block Diagram 15 KHz MIN AUDIO AMP DC DIN AUDIO OUT HNOLOGY R 507 User Manual Page 12 1 VOLTS DC IN CHARGER C SUPPLY Section 13 Rear Panel Connectors The rear panel of the R 507 has four connectors looking at the rear panel from left to right they are an RS 232 serial port an External Battery Input an accessory connec
52. LOGGING APPLICATION GUIDE later in this manual NOTE The R 507 RS 232 COMMAND PROTOCAL allows a computer to interrogate the R 507 directly whereby measurement information is sent immediately to the computer See the Application Note R 500 Series Quick Basic Control Software The RS 232 COMMAND PROTOCAL also allows RESIDENT DATA LOGGING sessions to be initiated by a connected computer See Commands 25 46 and 47 in the R 507 RS 232 COMMAND PROTOCOL section later in this manual During a RESIDENT DATA LOGGING session the R 507 will scan a pre programmed set of frequencies or channels starting at the first in the set incrementing to the last in the set The set may be pre programmed by the user or programmed to an Industry standard set There are TWO 2 distinct pre programmed sets of frequencies each with its own features The three pre programmed sets are e CONTIGUOUS frequencies e USER MEMORY frequencies R 507 User Manual Page 8 1 Section 8 Resident Data Logging CONTIGUOUS frequency RESIDENT DATA LOGGING F10 F11 referred to as CONTIGUOUS DATA LOGGING All signal level measurements are at frequencies determined by user programmed step size F7 start frequency F8 and stop frequency F9 This yields a set of contiguous frequency readings See Example 1 and Example 2 later in this section USER MEMORY frequency RESIDENT DATA LOGGING F96 F98 referred to as USER MEMORY RESIDENT DATA LOGGING All signal le
53. ND 17 Read the contents of sequential memory addresses The address is a 16 bit value The number of memory bytes returned is always equal to the byte count HOST 1 upper 8 bits of starting address 2 lower 8 bits of starting address 3 byte count 1 16 R 507 1 contents of address 2 contents of address 1 16 contents of address 15 COMMAND 18 Disables the customer calibration tables CAUTION Actually erases the customer calibration data in the E2PROM Will enable the factory calibration if valid The R 507 beeps three 3 times if the factory calibration is not valid HOST R 507 COMMAND 19 Forces the R 507 to exit the RS 232 communications state returning to Field Strength Meter state R 507 User Manual Page 10 8 Section 10 R 507 RS 232 Command Protocol HOST R 507 COMMAND 20 Sets the frequency for the Field Strength Meter state Frequency data must be a multiple of 1kHz Also the frequency data in Hz must be divided by 100 before transmission The R 507 does not perform checks for these requirements It is the responsibility of the host software to insure these restrictions are adhered to If a frequency setting less than 3 00MHz is received by the R 507 or if a frequency greater 1002 00MHz is received this command will be ignored If in BC Block Converter mode the valid range is 3MHz to 300MHz HOST 1 upper 8 bits of frequency 100 2 middle 8 bits of frequency 100
54. P8 P9 3 We also notice the following identities P1 P3 P2 P8 P4 P5 P6 P7 P9 47 dBuV There are six 47dBuV quantities each one is 1 nW Prota 6 10W 3 2 nW Summarizing we notice that the when measuring the power of a signal that is wider than the bandwidth of the measuring instrument and the power density of the signal across its bandwidth is uniform we can make several measurements Increment through the signal s bandwidth then sum the power or the individual measurements to arrive at the total power When the measurement instrument bandwidth is greater than the step size used to increment through the signals bandwidth we divide the sum of the power of the individual readings by the ratio of the Measurement bandwidth step size R 507 User Manual Page 14 4 Section 14 Appendix For the case of the R 507 the Measurement bandwidth on Wide Band is 150 KHz on a 10 MHz sweep the step size is 10 MHz 500 steps 20KHz Therefore for the R 507 the Total Power is equal to the sum of each power reading in the 6 MHz band being measured divided by the quantity Measurement bandwidth Step size 150Khz 20KHz 7 5 Or Prota P1 P2 P3 Pn 7 5 R 507 User Manual Page 14 5
55. RATE 1200 2400 or 9600 Set to match that selected above PARITY no parity NUMBER OF DATA BITS 8 STOP BITS 1 R 507 User Manual Page 9 3 Section 9 R 500 Series Data Logging Application Guide Operation Sending Records to a Printer Verify that the printer has been set up properly and that the R 507 and printer are set to the same baud rate see section I Installation and Set Up Set up the R 507 to send data Turn on the R 507 Press the FUNCTION button Using the tune knob dial F94 to send a selected record or F95 to print all records If F95 was selected pressing the TUNE knob will cause the R 507 to immediately begin sequentially sending all records to the printer If F94 was selected select the record to be printed Rotate the TUNE knob to the desired record number Press the TUNE knob to select record The R 507 will immediately begin sending the selected record to the printer Sending Records to a Computer Verify that the Terminal Emulator has been set up properly and that it and the R 507 set to the same baud rate see section I Installation and Set Up Use the procedure in your Terminal Emulator s manual or help pages to set up the Emulator to receive ascii text and assign it a file name Transmit one or all records to the computer using the procedure below Turn on the R 507 Press the FUNCTION button Using the tune knob dial F94 to send a selected record or
56. RY SELECT mode the next power up of the meter will restore the meter to this mode R 507 User Manual Page 6 2 Section 7 Function Features FUNC Button Operation Functions All instrument set up operations and certain operating features are accessible as FUNCTIONS All internal data logging and retrieval modes are also accessed as functions On the next page is a summary of the functions that were available at the time this manual was shipped Full descriptions of these functions are provided later in this chapter NOTE Some R 507 controls have both a NORMAL and a HOLD mode of operation NORMAL mode is activated when these controls are pushed and released within a 2 second period of time The HOLD mode is activated by pushing and holding the control in for at least 2 seconds Selecting a Function Select any of the front panel accessible FUNCTIONSs by using the following procedure 1 Enter the FUNCTION mode by the NORMAL operation of the FUNCTION button F1 is always displayed upon entering the FUNCTION mode 2 Rotate the TUNE knob either clockwise or counter clockwise until the desired function number is displayed in the FREQUENCY CHANNEL readout NOTE Functions F40 through F48 are normally locked out to prevent accidental changes to certain critical parameters The user can unlock these functions by selecting F59 three times in a row The functions are re locked when the R 507 is switched off 3 Select the displayed
57. SIGNAL IS OUT OF THE AUTO RANGE CONTROL IF THE INPUT SIGNAL IS TOO SMALL ADD GAIN BY PRESSING THE RF AMP BUTTON TWO IF BANDWIDTH FILTERS ARE AVAILABLE SELECTABLE BY THE BANDWIDTH BUTTON WB HAS A BANDWIDTH OF 150 kHz NB HAS A BANDWIDTH OF 15 kHz TO ACCURATELY MEASURE SIGNALS BELOW 0 dBuV THE NB IF FILTER MUST BE USED WHEN FREQ CH BUTTON IS SELECTED EVERY DETENT OF THE TUNE KNOB CHANGES THE RECEIVED FREQUENCY BY ONE CHANNEL FUNCTION BUTTON ALLOWS USER TO ACCESS MANY HELPFUL METER FUNCTIONS SEE THE OTHER SIDE OF THIS CARD MEMORY BUTTON ALLOWS USER TO STORE UP TO 100 FREQUENTLY USED FREQUENCIES OR CHANNELS AFTER SELECTING MEMORY EACH DETENT OF THE TUNE KNOB CHANGES THE METER TO THE NEXT STORED USER MEMORY FREQUENCY OR CHANNNEL IMPORTANT NOTE EVERY TIME A NEW SIGNAL IS MEASURED ALWAYS START WITH THE RF AMP OFF USE THIS AMPLIFIER ONLY WHEN THE SIGNAL TO BE MEASURED IS OTHERWISE TOO SMALL R 507 User Manual Page 11 3 Section 11 Quick Reference Card Function Listing and Description F1 F3 F4 F5 F7 F8 F9 F10 F11 F12 F13 F14 A F21 F28 F40 F41 F42 F43 F44 F45 F46 F47 P F59 F91 F93 F94 F95 F96 F98 BATTERY VOLTAGE CHECK CUSTOMER CALIBRATION MINOR VIEW CHANNEL PLAN DISABLE AUTO POWER DOWN SET SCAN STEP FREQUENCY SET SCAN START FREQUENCY Frequently accessed functions SET SCAN STOP FREQUENCY AUTO CONTIGUOUS RESIDENT DATA LOGGING MANUAL CONTIGUOUS RES
58. Spectrum of Digital Signals 22 ccccccccsecsseseececneecenecesnseeseneeceneeessaeeseneeseeeeesennstenaees 14 Example of Time Plots mii aa enea EE Erhai EEA EAEE E AEEA ENEE AAE EEE EEE EEE 16 Example of Option STR eisereen aaaea is 17 MENU BAR R 507 User Manual Table of Contents UNIQUE FEATURES iodo a id adi iaa 25 DISPIA IN AB ads 25 Digital Moddato rana a E a EAR a EA 26 Antenna m 0 10 EET A EE T A EAA 26 SPUESNOUDDO orea aa a a aa aaa Aia Ea aaa Paaa aiT 26 GPS EEEE AEA EATE EEEE E E E EE E E ates eg eds 26 IMPORT RECORDED DATA INTO MICROSOFT EXCElLocooooccccconoccccnononcnncnnoncnnnnnonnnnnnnnnnnnnnnencncnnnnnnccinns 26 IMPORT RECORDED DATA INTO MICROSOFT MAPPOINT cccoooocccccononcccnnnoncnnnanoncnnonnnnnncnnnnncncnnnnnnccnns 27 SECTION 6 MEMORY FEATURE MEMORY BUTTON OPERATION ococccocococacacacacacononononoso 1 USER MEMORY STORAGE ccoo diiniita 1 USER MEMORY RETRIEVAL ores everecsechtascctesccvansch taria capa dpi alaban atadas RAI pida 1 SECTION 7 FUNCTION FEATURES FUNC BUTTON OPERATION cccsecseseeesseeeeseeeeeseees 1 FUNCTIONS vezi sceactscebee eects coi arte Ms tnadctaceubeeastadeeraace paaeoes ate A ot T 1 SELECTING A FUNCTION waaay ona AAA GRAN ena ginny 1 FILBATTERY VOELTAGE CHECKoiciiiciiii ic ae a cates 3 F3 CUSTOMER CALIBRATION MINOR ccccccccseceenceceeeeeceeeeeneeceeeeeceaeessaaeseeneecsnnsessaseees 3 F4 VIEW TV CHANNEL PLAN 1 cccccceceeececeneeesaecnencecenenessaesseneeceensese
59. Technology Z Technology R 507 USER MANUAL Version 5a November 2004 Z Technology Inc 1815 NW 169 Place Suite 3070 Beaverton OR 97006 USA Tel 503 614 9800 Fax 503 614 9898 R 507 User Manual WARRANTY Z Technology Inc warrants to its Customers that the products 1t manufactures and sells will be free from defects in materials and workmanship for a period of one 1 year from the date of delivery If any such product proves defective during the application warranty period Z Technology Inc at it option either will repair the defective product without charge for parts and labor or will provide a replacement in exchange for the defective product In order to obtain service under this warranty Customer must notify Z Technology Inc of the defect before the expiration of the warranty period and make suitable arrangements for the performance of service Z Technology Inc will provide such service at its headquarters or at one of its authorized service centers Customer shall be responsible for all taxes duties packaging shipping and insuring of the defective product to the service center designated by Z Technology Inc with all these expenses prepaid Z Technology Inc shall pay for return shipping to Customer at the same location from which the product was shipped This warranty shall not apply to any defect failure or damage caused by improper use or improper or inadequate maintenance and care Z Technology Inc sha
60. a log ends after recording the SCAN STOP FREQUENCY If prior to reaching the SCAN STOP FREQUENCY the maximum number of readings is reached the data log will end then regardless of the last frequency recorded The maximum number of readings each data log record will hold is 360 no matter which SCAN STEP FREQUENCY F7 is selected The amount of time required to record 360 entries cannot be guaranteed The minimum time required to tune measure and record 360 different frequencies is around 2 minutes If the signals being measured have wide amplitude differences the instrument must make adjustments for this by switching internal RF relays These range changes may significantly increase the time required to completely record a long data log record NOTE Starting F10 resets the Record Counter to one R1 All previously stored records will be erased F11 MANUAL CONTIGUOUS RESIDENT DATA LOG Initially this function displays the record number to be logged in the FREQUENCY CHANNEL readout R 1 xx xxx MHz the R 1 indicates the first record R1 if no records have been previously stored or R 2 R 3 up to R20 if all 20 records have already been stored The XX Xxx indicates the SCAN START FREQUENCY The TUNE knob must be pressed to start the data log Once started the FREQUENCY CHANNEL readout displays LOG xxx xxx MHz where Xxx xxx is the current frequency under test The FREQUENC Y CHANNEL readout will increment as the measuremen
61. an install a PCMCIA type serial port adapter in a Laptop PC or a PCI serial port adapter board in a desktop PC USB serial port adapters are not recommended for use with the R 507 meter Software installation follows the normal Windows application installation procedure e Insert the CDROM labeled Spectrum Display into your CDROM drive e The CDROM will automatically begin to load the Installation program e If this does not occur click the Start button select Run e Browse to the D drive or the letter of your CDROM drive e Select Setup exe e Click OK e The R 507 Spectrum Display Installation screen will appear te Z Technology Spectrum Display InstallShield Wizard x Welcome to the InstallShield Wizard for Z Technology Spectrum Display The InstallShield R Wizard will install Z Technology Spectrum Display on your computer To continue click Next WARNING This program is protected by copyright law and international treaties g Cancel e Click on the Next button This will bring up the Customer Information window Fill in the requested information including the CD Key that can be found on the CDROM jacket R 507 User Manual Page 5 4 Section 5 R 507 Spectrum Display 2 z Technology Spectrum Display InstallShield Wizard X Customer Information Pii ko Please enter your information a Your Company s Name malniale e Click Next to proceed with the installation The Destination Folder screen wi
62. anetanaseaeneecsneneseanees 3 F5 DISABLE AUTO POWER DOWN 1 sccccceeceeetseceeececeeneecaeeseneeceneeeceaeetsaaeseeneesenesessaneees 3 FZ SET SCAN STEP FREQUENCY iii ada ca a 4 F8 F9 SET SCAN START FREQUENCY SET SCAN STOP FREQUENCY cccceceee 4 F10 AUTO CONTIGUOUS RESIDENT DATA LOGGING coccococccccccccononiconnninnnccanocononnncnnnnnnn 4 F11 MANUAL CONTIGUOUS RESIDENT DATA LOG cocooococonociconociconnnononnnnnnnccnnnncnonnncnnnninn 5 F12 SELECT ANTENNA CALIBRATION cccccccceseeceeececeeececeaeeeeneecenececennetsaaeeeeneeceneteseaeeees 6 F13 SELECT BLOCK CONVERTER nsr iiaeiai iniaeeai aiaa aioi a raai 6 F14 SELECTO BM ii e aaa aai ies prada beta 6 F15 SELECT ATTENUATOR SETTING icien iniaenoi aioi ieii iiai 6 F21 ERASE USER MEMORY 1 100 2 cccccceceeccesseeceeececeeeeecnaeeseneecenetecensesaeseeneecsnnsesseeees 7 F28 SOFTWARE VERSION A ici a abbr da ga 7 F40 Locked User Functions CUSTOMER CALIBRATION MAJOR cccceceereeetseees 7 F41 Locked User Function SELECT CUSTOMER CALIBRATION TABLE ooooocccocccicancc n 7 F42 Locked User Function SELECT FACTORY CALIBRATION TABLE 2 ccccccceeees 8 F43 Locked User Function SET RS 232 BAUD RATE ssccccseeceeeeeceeeetenesesntecseneesnanenes 8 F44 SET RS 232 REMOTE ADDRESS 00 csscccceeccccssecceececenececaeeseneecceeeecsnetsaaeseeneeceneteseneees 8 F45 Locked User Function SET 24 HOUR CLOCK uu esccccesceeeseeceeeeeceeeeeenseseent
63. ar panel accessory connector Pressing the Audio Level button and holding it increases the audio level to full volume in about 10 seconds Continuing to hold the button down will decrease the audio level to minimum volume in about another 10 seconds Releasing the button then pushing it again reverses the direction of change The POWER button turns the meter on and off The backlight automatically comes on and stays on if the meter is connected to its AC supply charger If the meter is running off battery power the backlight will automatically turn off a few seconds after power on Once the meter is on and the readouts have stabilized pressing the POWER button down and holding it until the unit beeps about 2 seconds turns toggles the LCD backlight When the meter is on a quick press and release of the POWER button turns the unit off R 507 User Manual Page 4 5 Section 4 Front Panel Controls and Operating Instructions The TUNE knob is a multi function control It both rotates and depresses Rotating it generally changes the values in the FREQUENCY CHANNEL readout Pressing it generally activates a selected function See Function Features section later in this manual The following procedure is the normal measurement sequence Turning on the Power Push the power button POWER to turn ON the instrument If the AC supply charger is connected to the rear panel the unit will be powered from that supply When the AC supply charger is no
64. ated Tuned Dipole Set all VHF amp UHF television channels Calibrated Tuned Dipole Antenna 325 1000MHz Active Monopole Antenna System Calibrated 100kHz 60MHz Log Periodic Antenna System Calibrated 290MHz 1000MHz Log Periodic Antenna System Calibrated 150MHz 1000MHz Bi Log Periodic Antenna System Calibrated 25MHz 1000MHz Log Periodic Antenna System Calibrated 800MHz 2600MHz Tripod Non Conductive Design Azimuth Elevation Head for Tripod R 507 User Manual Page 2 4 Section 2 Specifications Options and Accessories Options TCC 251 Tripod Carrying Case CAB211 301 3 Meter RG 214U Cable with N N Plugs R 507 User Manual Page 2 5 Section 2 Specifications Options and Accessories Supplied Accessories Carrying case with shoulder strap Rechargeable NiCAD Battery Pack located inside instrument when shipped Collapsible vertical utility antenna Type N male to BNC female adapter 115 VAC or 220VAC Power Source amp Battery Charger dependent on shipment destination User manual Quick Reference Operators Card RS232C Comm Port RS 232 I O Cable Quick Basic Control Software on 3 5 floppy diskette or on Spectrum Display CDROM Antenna Calibration Tables on 3 5 floppy diskette or on Spectrum Display CDROM R 507 Application Notes R 507 User Manual Page 2 6 Section 3 First time Operation GETTING SET UP AND PREPARING TO OPERATE You have already unpacked the R 507 and have located the
65. ation from and or set parameters of the R 507 1 2 3 4 5 6 7 8 9 10 12 13 14 15 16 17 18 19 20 24 25 26 27 29 30 31 Change the REMOTE address of the unit Set the serial port BAUD rate Read the alarm time Set the alarm time Read the alarm date Set the alarm date Turn the alarm date ON Turn the alarm date OFF Turn the alarm ON Turn the alarm OFF Check power to clock I C Read the time Set the time Read the date Set the date Read Data from R 507 memory Erase the custom calibration table Exit the REMOTE state Set the R 507 frequency Set amp lock the attenuator range Transfer log record to PC Recall a USER MEMORY 0 10 Store a USER MEMORY 0 10 Report the state of the meter Reset the R 507 simulates power up Go to Field Strength Meter state R 507 User Manual Page 10 2 Section 10 R 507 RS 232 Command Protocol 32 33 34 35 37 38 44 45 46 47 55 57 60 61 62 Unlock the attenuator range Read the current year offset from 1992 Set the current year offset from 1992 Read the Signal Level as shown on meters LCD calibrated Enable Disable detector calibration Enable Disable frequency calibration Write Data to R 507 memory Select the channel plan for the next CHANNEL PLAN data log Start an CHANNEL PLAN data log at a specific time Start a CONTIGUOUS Data Log at a specific time Set RF amplifier IF Bandwidth Mute Au
66. averaged 3 upper 2 bits of 10 bit a d average 4 lower 8 bits of 10 bit a d average FLAG BIT 1 1 if invalid a d channel or invalid of readings COMMAND 29 Report certain meter conditions Bits in the 1st response byte indicate that conditions true as shown below HOST R 507 1 BIT 0 field strength meter state 1 leakage meter state not used in R 507 2 remote communications state 3 channel video tuning state 4 channel audio tuning state 5 frequency tuning state 6 user memory tuning state if field strength meter state 2 upper 8 bits of fsm frequency 3 middle 8 bits of fsm frequency R 507 User Manual Page 10 11 Section 10 R 507 RS 232 Command Protocol 4 lower 8 bits of fsm frequency or if leakage meter state 2 upper 8 bits of leakage frequency 3 middle 8 bits of leakage frequency 4 lower 8 bits of leakage frequency 5 firmware version number 6 firmware version month 7 firmware version year 8 BAUD rate 4 1200 5 2400 7 9600 COMMAND 30 Resets the R 507 Simulates a power up condition NOTE The R 507 will no longer be in remote state HOST R 507 no response COMMAND 31 Forces the R 507 to go to field strength meter state while remaining in remote communications state HOST R 507 COMMAND 32 Unlocks the attenuator range Allows auto ranging HOST R 507 COMMAND 33 Read the year offset from 1992 Examples 1992
67. coccconocicacoccconononnnncnnncocancncnnnnnnnnos 4 DESCRIPTION OF USER MEMORY DATA LOGGING 0 c cceeeeeceeeeeceeeeeeeeeeeeeeseeeesaeeeeaeeeeeeees 8 Using the USER MEMORY RESIDENT DATA LOGGING Functions cccoocconocccincciconininannnnnnos 8 Using F96 AUTOMATIC timed USER MEMORY RESIDENT DATA LOGGING 8 Using F98 MANUAL USER MEMORY DATA LOGGING 1 cccccccsceceeeseseeeseeneeeeneeecsenetenes 9 SECTION 9 R 500 SERIES DATA LOGGING APPLICATION GUIDE cccssecsseeesseeeeeeees 1 INSTALLATION AND SET P ams dais 2 Connecting the R 507 to a PIilteria esccccscccccsceceeececeeeeteneeceeneeceansesaaecseneeceuneeseassseneecsnenersunstsnes 2 Connecting the R 507 to a Computer cooccccinccoconccononnnnncncconcccnonnn cnn nn nc nn 3 OPERATION a a 4 Sending Records to a Printer oococnoconicicinnccnoncconononnnccncnccncnornnc anna 4 Sending Records to a COMPULCS 1 ccccecccecececeeeceenseceenceceneeecaesseneeceeaeecsnsssaeseeneeceensessanetes 4 PROBLEMS AND FIXES leia o ed e do 5 S Mpio E ideo 5 SIMP ia ti iaa 5 SIMP A a aid 6 SIMP ii ti AE 7 531244 0110 A ee ina ie 7 RS 232 Cables and Adapters oooococococicicinccoconococonnnnanincarocorornn rara cnn 8 SECTION 10 R 507 RS 232 COMMAND PROTOCOL sscccseeeseseeeseeeeeseeeenseeeseeeseneeeenseeeeeseeess 1 HARDWARE maiae Siete A AA have i ona 1 SOFTWARE ica tia dle italia ted 1 COMMANDS ie aae den a Helier et seh eette snarls had ae yi aa a aaa 2 Command Prot
68. cond This is very useful for observing pulsed signals or signals that change signal strength quickly The Stream tab has the ability to trigger on a user specified signal level much like an oscilloscope can trigger ona user specified voltage level It can trigger on the positive going swing or negative going swing through the trigger threshold Streaming requires a time period to measure and display The time period is user selectable from 0 1 second to 10 seconds R 507 User Manual Page 5 13 Section 5 R 507 Spectrum Display In the example above the Spectrum tab is enabled The user has entered 101 9 MHz into the Frequency box in the Spectrum Display tool bar A signal appears in the Spectrum tab at 101 9 MHz Adjacent signals appear both above and below the frequency of interest The green vertical line is the active cursor it can be moved by dragging it with the mouse or clicking the right left arrows in the Active Cursor box at the upper right of the screen The Active Cursor box shows the active cursor is positioned at 101 9 MHz and the signal strength at that frequency is 45 5 dBm Looking at the left side of the below the tool bar buttons we see that the Graph Properties box is grayed out This box applies to the Time Plot Tab of the screen which is not visible while the Spectrum Tab is active Moving down the left side of the screen we see the Sweep Width IF BW box shows a setting of 10 MHz 150 kHz These are the sweep width
69. corded Data into Microsoft Excel The most simple way to import data recorded with Spectrum Display into Microsoft Excel for analysis is to rename your file so that it has a csv comma Seperated Value file extension Once the file has a csv extension simply double click on the file and Excel will open the file with all the comma separated values in columns Notice Microsoft Excel has a limit of 234 columns and 65000 rows Both Spectrum point data and Stream data exceed the column limit In order to import Spectrum Point data or Stream data into Excel the data file must first be separated in to files of no more than 234 records R 507 User Manual Page 5 26 Section 5 R 507 Spectrum Display then each file must be translated row for column Contact the Z Technology factory if you need a program that will do this translation Import Recorded Data into Microsoft MapPoint Microsoft MapPoint has a data import wizard that can easily import data recorded by Spectrum Display The data should not include Spectrum Points data or Stream Data but may include Standard Data and Statistical data Once Imported MapPoint will inquire on how the data is displayed on a map Note the data must include the optional GPS Latitude and Longitude fields Select Data Import Data Wizard from the MapPoint main menu 3 Map Microsoft MapPoint North America e x File Edit View Data Route Tools Help D g W Data Mapping Wizard ba DA ala a a J
70. data may be transferred to a printer via the RS 232 port See function F93 for instructions for transferring data to a PC Two 2 functions F94 and F95 are available for transferring records to a printer or PC F94 PRINT RS 232 SELECTED DATA LOG RECORD Output a selected formatted record via the RS 232 port You can select from record 1 20 when collecting data through use of F10 amp F11 or record 1 24 when collecting data through F96 or F98 Select F94 the FREQUENCY CHANNEL readout displays F94 R1 the first record number If the FREQUENCY CHANNEL readout simply goes back to the frequency or channel number than there are no records saved to print out Rotating the TUNE knob advances the record number Pressing the TUNE knob selects the record and starts the transfer process NOTE The resulting report format is determined by the RESIDENT DATA LOGGING MODE used to capture the data Examples of report format are R 507 User Manual Page 7 10 Section 7 Function Features FUNC Button Operation shown in the RESIDENT DATA LOGGING section later in this manual If data was captured with the meter in FREQUENCY mode the corresponding frequency will be reported If data was captured with the meter in CHANNEL mode the corresponding channel will be reported F95 PRINT RS 232 ALL DATA LOG RECORDS Output all formatted records via the RS 232 port If data was collected using F10 or F11 Records 1 20 will be reported If
71. day The NORMAL operation of the TUNE knob toggles the cursor between months and days Rotating the TUNE knob changes the date setting The NORMAL operation of the FUNCTION button sets the date and exits the F46 mode F47 Locked User Function SET YEAR NOTE See function F59 to unlock functions F40 through F48 To display set the year select the F47 mode The FREQUENCY CHANNEL readout will show for example YR 1998 Rotating the TUNE knob changes the year setting Note The year may not be set less than 1992 The NORMAL operation of the FUNCTION button stores the date in non volatile memory and exits the F47 mode F48 CLONE ANOTHER R 507 The clone mode F48 allows an operator to copy USER MEMORY contents CHANNEL PLANS etc from one R 507 to another This function greatly reduces the time needed to set up a number of instruments Set both R 507 s to the same address See F44 Connect the Master R 507 an instrument already containing the desired settings to the Clone R 507 using the RS 232C cloning cable Set the baud rate of BOTH units to 9600 baud using function F43 Set the Clone to function F93 Set the Master to function F48 Selecting the function pressing the TUNE knob initiates the cloning process F59 UNLOCKS USER FUNCTIONS F40 F48 Function F59 when properly executed allows the user access to F40 F48 the Locked Out User Functions To unlock the user must perform F59 three 3 time
72. dio Set 4 frequencies to be used by Command 61 Read the signal level dBuV of the 4 Command 60 frequencies Set a frequency and read the signal level calibrated 255 255 GLOBAL command Command Protocal A specific protocol has been devised for exchange of data between a host computer and a R 507 Data must be sent in packets with a definite structure The following is the packet structure for the host transmissions BYTE VALUE DESCRIPTION 1 1 1st synchronization byte 2 1 2nd synchronization byte 3 1 3rd synchronization byte 4 1 255 status flags from host presently undefined 5 1 255 R 507 s remote address 6 8 24 packet size in bytes 7 1 255 command 8 0 255 1st data byte 23 0 255 16th data byte 1 USER MEMORY data log is a special case of CHANNEL PLAN data log R 507 User Manual Page 10 3 Section 10 R 507 RS 232 Command Protocol 24 0 255 packet checksum The packet length is variable depending upon the number of data bytes if any present in the packet The packet size byte is a count of all bytes in the packet including the checksum byte Precautions should be taken by the host to insure the packet count byte is accurate and that the packet size never exceeds 24 The checksum byte is always the last byte of the packet not necessarily the 24th byte The checksum is the logical compliment of an 8 bit sum of every byte in the packet excluding the checksum byte plus 1 The following C programming langua
73. e gt sign blinking In this case an external attenuator must be used for the unit to measure the level of the signal If the signal to be measured is smaller than 10 dBuV 3 16uV the SIGNAL LEVEL readout will display lt 10 0 dBuV and the lt sign will be blinking In this case the operator must utilize RFAMP front panel amplifier control to bring the signal within the range of the meter When the RF AMP is active the measurement range of the R 507 extends down to 10 dBuV or 0 32 uVolts The autorange span with the RF AMP active is from 10 dBuV to 70 dBuV For all these settings when a signal is out of range the lt Less Than or gt Greater Than sign will flash When a signal is properly within autorange levels and a stable number in the SIGNAL LEVEL readout is achieved the user has a valid Signal Level Measurement At signal levels close to 0 32 uvolts where noise floors can effect reading it is best to make measurements with the BANDWIDTH button set to NB See the next section for details WB amp NB BANDWIDTH There are two IF Filter bandwidths selectabled by the front panel BANDWIDTH button R 507 User Manual Page 4 7 Section 4 Front Panel Controls and Operating Instructions WB or Wideband filter of 150 kHz NB or Narrowband filter of 15 kHz The typical Factory Shipped default is WB The meter remembers whatever setting was active at the last power down and uses that at the next power up The
74. e Single sweep is not available when the Sweep button is pressed When pressed will capture the screen to a file as defined by the Capture Provides for entry of the center frequency of the sweep The frequency step low left arrow and step hi right arrow will change the center R 507 User Manual Page 5 22 Section 5 R 507 Spectrum Display frequency by one half the span or sweep width Graphic Controls Graphic controls are shown in the left side of the screen They control the setup of the meter and the display of time plots and the spectrum Graph Properties Gain Display Graph Properties R 507 User Manual Time Plot Controls Drag screen divider down to see all the Spectrum Controls Click the Time Plot Tab at the bottom of the Decoder Screen Only active when viewing Time Plots Click the Time Plot Tab at the bottom of the Spectrum screen to see time plots Plot vs Time box allows you to select which Figure of Merit to plot Integrated Power Peak Power Tilt High Low Difference Standard Deviation Stream Max Stream Average Stream Min Stream Range Stream Standard Deviation lt also allows you to select the amount of time the figure of merit is plotted Valid range is 20 to 1800 seconds The Clear button clears the time plot Same as Gain on Spectrum Tab See Spectrum Tab Below Same as Gain on Spectrum Tab See Spectrum Tab Below Spectrum Tab Controls Click the Spectrum
75. e a display of signal level vs time Stream measurements are made at the center frequency at an 15kHz IF bandwidth NB or a 150 kHz IF bandwidth WB The measurements are made at better than 200 measurements per second then displayed over a user specified time scale The user may also set a trigger to capture signals that pulse infrequently but very quickly Graph Properties Sets the properties of the streaming display Scale Horizontal Time scale of stream display Filter IF Filter setting NB 15kHz WB 150kHz Pulsed Signal check this to enable triggering Threshold Enter the signal level to trigger capture and display of signal Show Check to show yellow horizontal line at trigger level Triggering Untriggered when enabled measurement are displayed independent of trigger threshold level Triggered when enabled measurements are displayed only if the signal level passes through the trigger threshold Edge enable Rising edge trigger or Falling edge trigger Unique Features Display in dBm Traditionally true power measurement is done with a Power Meter Such a device measures the average power of a signal by measuring the heat created by that signal The true power meter however has no way to tune out unwanted frequencies The R 507 with it s digitally synthesized tuning allows just the frequency or frequencies of interest to be measured The Meter is calibrated on a CW Carrier Wave signal It looks at a peak volta
76. ecent Documents Es Desktop My Documents F irst Recording txt v Open Text Files txt csv tab asc R 507 User Manual Page 5 28 Section 5 R 507 Spectrum Display Figure 14 Import Data Wizard Browsing to the Spectrum Display folder Click on the file to import in this case First Recording txt A Choose the separator character screen appears Import Data Wizard 21x Choose the separator character Choose the character that separates the fields in your database If the table doesn t look right in the Data Preview choose a different separator Choose the character that separates your fields C Tab Semicolon Comma C Documents and Settings johnp ZTECHNOLOGY Desktop First Recording1 txt 11 24 2004 11 24 2004 11 24 2004 11 24 2004 11 24 2004 11 24 2004 11 24 2004 114 94 NNNNA Back Finish Cancel Help Figure 15 Import Data Wizard choose separator character Click the Comma bution if not already selected then Click Next to continue Another import screen appears Import Data Wizard 21x For each column of data select a heading from the Data type list To match your records to the map at least one column must contain geographic location data such as street address city or country Country Region united States I First row contains column headings Source file C Documents and Settings johnp ZTECHNOLOGY DesktopFirst Re Co
77. ecsnetessaneees 8 F46 Locked User FUNCION occ a 9 SET MONTH DA Vic A as be 9 F47 Locked User Function vocacion e a tai 9 F48 CLONE ANOTHER R DO7 ioooccciinocanacconoconoconnanancnnannnn rre 9 F59 UNLOCKS USER FUNCTIONS F40 F48 oococccciccconococinonncnncccconcncnonnnnnnnnnnnnncnnnnnnn nn 9 F91 RESET DATA RECORD COUNTER oooocccccoccnonocinanonononnncnnnncncnccnnrnnnnnr nn crac 10 F93 REMOTE MODE sico A it adas 10 F94 PRINT RS 232 SELECTED DATA LOG RECORD ooocoiicccccccononocononncnnccccannnonnnnnnannnos 10 F95 PRINT RS 232 ALL DATA LOG RECORDS 10 sssccceecceceseeecneeceeeceteseeteseseneeessensetaees 11 F96 AUTO USER MEMORY RESIDENT DATA LOGGING ooooooccccconccinoncconccccanccononcncnnnnos 11 F98 MANUAL USER MEMORY RESIDENT DATA LOGGING oooocnccconocccinociconicononcninnnnos 12 SECTION 8 RESIDENT DATA LOGGING ecccicnccccccciinnncnrnnnariner rc 1 WHAT IS RESIDENT DATA LOGGING 0 ccccceesceceeeeeeeeeeeeeeeceeeeeceaeeeeaaeeeeaeeseeeeesaeeesaaeseeeeeeaas 1 COMMON SETUP PARAMETERS sionista rra ahha 2 Front Panel Pr S ttinQ ooooomincinnonmicoononicccnirccc rr 2 DESCRIPTION OF CONTIGUOUS RESIDENT DATA LOGGING coocccococcnonoccconcncconcnonnanananccncnnn 3 R 507 User Manual Table of Contents Using the CONTIGUOUS RESIDENT DATA LOGGING FUNCTIONS cccoooocccnonocononaconnnonanannnoos 3 Using F10 AUTOMATIC timed CONTIGUOUS RESIDENT DATA LOGGING 4 Using F11 MANUAL CONTIGUOUS DATA LOGGING oocc
78. ectable internal RF Filters which allow measurement of weak signals while protecting against unwanted strong signal overload These filters in combination with the selectable Narrowband 15 kHz and Wideband 150 kHz IF filters provide effective rejection of adjacent channel and out of band signals while precisely determining signal strength on the desired frequency An operator can accurately measure signals at all frequencies from 5 0 to 1000 MHz Option BC extends low end coverage down to 350 kHz The Option PCS extends high end coverage into the PCS range of 1750 1980 MHz The R 507 utilizes a digitally encoded front panel spin type TUNE knob for coarse tuning selections Step sizes of 100 10 amp 1 MHz as well as 100 10 amp 1 kHz are provided with the TUNE knob The entire system is fully synthesized R 507 User Manual Page 1 2 Section 1 Introduction to the R 507 The unit offers internal recall of up to 100 user defined frequencies that are programmed via the front panel and easily accessed using the spin type TUNE knob Several television channel assignment plans are included in the instrument for user testing of television transmitters The FREQ CH front panel button determines if the TUNE knob tunes frequency in MHz or the assigned television channel plan s channels The R 507 features simultaneous digital read out of signal strength and frequency being monitored on a single large LCD panel The display can be backlit for opera
79. ed also the Markers selection has been enabled checked in the Display box When the Markers are enabled the area under the Active Cursor box on the screen shows the five Figures of Merit 1 Integrated Power the measured energy between the outer markers 2 Peak the peak measurement between the outer markers 3 High Low difference the difference in minimum and maximum signal level between the inner markers 4 Tilt the difference in signal level at the inner markers A plus number indicates a rising slope left to right a minus number indicates a falling slope left to right 5 Standard Deviation the standard deviation of the measurement samples between the inner markers The user may change the width of the inner markers and outer markers in the Display box The markers are useful not just for digital television measurements but for other very wide band signals that are too wide to measure with the meter s 150 KHz IF filter R 507 User Manual Page 5 15 Section 5 R 507 Spectrum Display 1 2 Technology Spectrum Display Dl xj File Monitor View Meter Tools Capture Help Technology Active Cursor 883 980 MHz Modulation maar E IN Ez Peak Hota i i i E j i 99 6 com Reset H 5 E H k Marker Widths i E i i 95 2 dBm outer ame a a igh g4 a Inner 1 28 mnz 5 1 dB Querlays Peak Line 2 28 dB Show Markers Signal dBm Gain Manual Amplification
80. eeeeeeseeananeess 1 CORRECTIONS PN AE leet etek sce eT ah dk lie an lel ae ed ee wu land Ss a coslada Seal keh datas lat de 1 POWER READING DERIVATION FROM DBUV READINGS OF SWEPT SPECTRUM ocooncccccncoconononocicicnnnns 2 R 507 User Manual Section 1 Introduction to the R 507 Congratulations on choosing the R 507 as your FIELD SIGNAL STRENGTH METER The R 507 incorporates the latest advances in test and measurement technology into one compact package The unit is a precision measurement instrument that can be carried into the field or used in the laboratory In either environment the operator can be assured of highly accurate measurement results The R 507 many features make it applicable over a wide range of applications Two Way Radio Systems and Paging Systems The instrument covers virtually all frequencies presently used by private and public radio communication networks and paging systems For users requiring test and measurement capability at VHF or UHF and combinations of both VHF amp UHF the R 507 provides full and continuous coverage from 5 0 MHz to 1000 MHz Cellular Telephone Systems The entire 800 900 MHz spectrum is well within the frequency range of the R 507 RF and IF Filters are especially tailored to address this industry In addition a front panel MEMORY function allows the operator to quickly tune to any 100 frequencies or TV channels for rapid signal level measurements Continuous multi channel testing
81. en immediately and returned to the host If the 7th byte is non zero records will be taken on a continual basis starting at the start time and date until any command is received from the host When all 24 records are stored the record counter resets to the 1st record and continues to store records This way only the most current 24 records are retained The 8th through 11th data bytes if used must be in 4 bit BCD representation For example 15 hours would have a 1 in the upper 4 bits of the 8 bit byte and a 5 in the lower 4 bits The resulting hexadecimal value for the 8th data byte would be 15 HOST 1 upper 8 bits of the maximum scan frequency 2 middle 8 bits of the maximum scan frequency 3 lower 8 bits of the maximum scan frequency 4 upper 8 bits of log interval minutes 5 lower 8 bits of log interval minutes 6 log mode 0 10 USER MEMORY log 10 channel plan log 7 eternal 0 take 1 record only 10 loop all 24 forever 8 1st log 24 hour start time hours 9 1st log 24 hour start time minutes 10 1st log start date day 11 1st log start date month R 507 COMMAND 47 Starts a CONTIGUOUS DATA LOGGING session The beginning and ending scan frequencies are represented in 100Hz units For example 1 65MHz would be represented as 16500 The log interval is the amount of time to expire after the start of a data log record until the start of the next data log record lt must be b
82. er 8 bits of frequency_A 100 4 upper 8 bits of frequency_B 100 5 middle 8 bits of frequency _B 100 6 lower 8 bits of frequency_B 100 7 upper 8 bits of frequency_C 100 8 middle 8 bits of frequency_C 100 9 lower 8 bits of frequency_C 100 R 507 User Manual Page 10 18 Section 10 R 507 RS 232 Command Protocol 10 upper 8 bits of frequency_D 100 11 middle 8 bits of frequency_D 100 12 lower 8 bits of frequency_D 100 ra or a FLAG BIT 1 1 if any frequency is invalid COMMAND 61 Reads the signal levels of the four 4 command 60 frequencies Applies calibration correction if enabled Units will either be dBuV dBm or dBuV M depending upon the meter set up HOST R 507 1 upper 8 bits of frequency_A reading 2 lower 8 bits of frequency_A reading 3 upper 8 bits of frequency_B reading 4 lower 8 bits of frequency_B reading 5 upper 8 bits of frequency_C reading 6 lower 8 bits of frequency_C reading 7 upper 8 bits of frequency_D reading 8 lower 8 bits of frequency_D reading COMMAND 62 Sets the frequency for the field strength meter state and reads the signal level Applies calibration correction if enabled Units will either be dBuV dBm or dBuV M depending upon the meter set up Frequency data must be a multiple of 1kHz Also the frequency data in Hz must be divided by 100 before transmission The R 507 does not perfo
83. er you are downloading to especially whether it is equipped with a mouse or trackball 6 Other software that might be resident in your computer especially terminate and stay resident TSR software 7 The version of DOS and or Windows your computer contains R 507 User Manual Page 9 1 Section 9 R 500 Series Data Logging Application Guide Installation and Setup Connecting the R 507 to a Printer Using the R 507 printer interface cable connect the R 507 to the serial input port of the printer See the diagrams at the end of this section to build your own cable with the proper pin to pin connections NOTE The R 507 will not drive a parallel input printer Set the R 507 to 1200 2400 or 9600 baud by following the procedure outlined below Turn on the R 507 Unlock communications settings using F59 Press FUNCTION button Using TUNE knob dial to F59 Press TUNE knob to select R 507 will return to previous operating mode Repeat steps 1 through 3 two more times Press FUNCTION button Using the TUNE knob dial to F43 press TUNE knob to select R 507 will now display the baud rate To change baud rate turn TUNE knob Press FUNCTION button to set R 507 to whichever baud rate is currently displayed and return the R 507 to the previous function Set the printer communication parameters to match that of the R 507 See your printer s manual for instructions BAUD RATE 1200 2400 or 9600 Set to match tha
84. eter HOST 1 data log record number 0 23 R 507 data log record if valid record number Or 1 data log record FLAG BIT 1 1 if invalid record number COMMAND 26 Recalls one 1 of the 41 memory set ups and forces the R 507 to that state if recall was successful with the following exceptions the R 507 remains in remote communications state the R 507 remains in frequency state Memory 0 is the power up state of the meter Memories 1 40 are the 40 user memories HOST 1 memory to recall 0 10 R 507 FLAG BIT 1 1 if invalid memory COMMAND 27 Stores the present meter state in one 1 of the 41 memory set ups with the following exception does not store the remote communications state Memory 0 is the power up state of the meter 1 40 are the 40 USER MEMORY locations HOST 1 memory to store 0 40 R 507 FLAG BIT 1 1 if invalid memory COMMAND 28 Reads one 1 of the eight 8 analog to digital a d channels Returns the average 10 bit reading 1 The following is the a d channel assignment 2 rf signal level R 507 User Manual Page 10 10 Section 10 R 507 RS 232 Command Protocol internal temperature external temperature probe must be attached leakage squelch 3 4 5 6 battery voltage 7 undefined 8 undefined 9 undefined HOST 1 a d channel 0 7 2 of readings to average 1 63 R 507 1 a d channel read 2 of readings
85. etween 5 and 1440 minutes 24 hours If a single record is desired the 9th data byte must be zero 0 If the 9th byte is zero 0 the data log record will be taken immediately and returned to the host If the 9th byte is non zero R 507 User Manual Page 10 16 Section 10 R 507 RS 232 Command Protocol records will be taken on a continual basis starting at the start time and date until any command is received from the host When 20 records are stored the record counter resets to the 1st record and continues to store records This way only the most current 20 records are retained The 11th through 14th data bytes if used must be in 4 bit BCD representation For example 17 hours would have a 1 in the upper 4 bits of the 8 bit byte and a 7 in the lower 4 bits The resulting hexadecimal value for the 11th data byte would be 17 HOST 1 upper 8 bits of the beginning scan frequency 2 middle 8 bits of the beginning scan frequency 3 lower 8 bits of the beginning scan frequency 4 upper 8 bits of the ending scan frequency 5 middle 8 bits of the ending scan frequency 6 lower 8 bits of the ending scan frequency 7 upper 8 bits of log interval minutes 8 lower 8 bits of log interval minutes 9 eternal 0 take 1 record only 10 loop all 20 forever 10 frequency step 10kHz 11 1st log 24 hour start time hours 12 1st log 24 hour start time minutes 13 1st log start date day
86. ff Button 4 Attenuation 0 dB RF Amp Off Button 5 Attenuation OdB RF Amp On Search Click the Search button for the meter to adjust the amplification level and lock at that level The center frequency will be ranged to show in within the active range of the vertical scale Auto will set the meter gain such that the Integrated power between the outer markers will be within the active range of the vertical scale It will auto range before every sweep It will stay at that setting until it a sweep occurs where the Integrated Power is outside the active range of the vertical scale then it will auto range again Dynamic Use this setting only if the Integrated Power of each sweep is changing level beyond 20 dB This will set the meter gain before each sweep so that the center frequency is in the active range of the vertical scale This will change the meter attenuation and or RF Amp level settings each sweep via the internal relays To avoid pre mature wear of relay contacts do not use this mode for extended periods of time Enables Disables Active Cursor Figures of Merit and Status Lines for the spectrum display Active Cursor When checked the Active Cursor a light green vertical line in the active spectrum area is displayed Also an Active Cursor Status box is displayed in the upper right corner of the window Whenever the mouse cursor is inside the spectrum display area on the screen the cursor becomes a vertical pointer T and wi
87. ge example could be used to calculate the checksum value define SIZE 5 unsigned char sum unsigned char rxbuf 24 sum rxbuf 0 rxbuf 1 rxbuf rxbuf SIZE 1 The R 507 will respond return a data packet to the host to most commands received from the host except GLOBAL commands GLOBAL commands are to all meters on the bus regardless of their address The following is the packet structure for the R 507 transmissions BYTE VALUE DESCRIPTION 1 1 1st synchronization byte 2 1 2nd synchronization byte 3 1 3rd synchronization byte 4 1 255 status flags from R 507 defined below 5 1 255 R 507 s remote address 6 8 24 packet size in bytes 7 1 255 command echoed from host packet 8 0 255 1st data byte 23 0 255 16th data byte 24 0 255 packet checksum The 8 bits of the STATUS FLAGS byte are updated every time the R 507 transmits a data packet to the HOST A TRUE bit 1 state for any bit indicated the associated condition described below BIT DESCRIPTION 7 unused 6 unused 5 ERR message is being shown on LCD display 4 data log timer has expired timed out R 507 User Manual Page 10 4 Section 10 R 507 RS 232 Command Protocol 3 data log timer needs to be reprogrammed 2 unsuccessful read write to the EEPROM 1 unable to perform last host command 0 always zero The following is a description of each of the above R 507 s commands NOTE In the following descriptions n signifies the packet da
88. ge of a signal in a 50 ohm system and based on a sine wave relationship generates the same average Power number a Power Meter would generate if subjected to the same signal Power can be displayed in units of dBm or dBuV the relationship of dBuV to dBm is dBm dBuV 107 0 dBuV is defined to be the power generated by a 1 Micro Volt signal across a 50 Ohm load The default setting is Display in dBm See the Front Panel Operation Section of the R 507 manual for more explanation and a table relating different values of input voltages dBuV and dBm levels R 507 User Manual Page 5 25 Section 5 R 507 Spectrum Display Digital Modulation In the description of Display in dBm we learned that the meter measures voltage created by a sine wave signal and relates that to average power This relationship is unique to sine wave signals A digitally modulated signal has a different relationship from voltage to average power Rather than being sine wave like a digitally modulated signal is noise like It can be shown that pure noise has a voltage to average power 2 5 dB higher than that of a sine wave signal See Tek Appnote 26W 7037 Spectrum Analyzer Fundamentals When Digital Modulation is checked 2 5 dB is added to the inband power measurement number The default setting is Digital Modulation Checked Antenna Factor At a fixed frequency a calibrated antenna and RF feed system have a specified dB offset This offset may be entered into the
89. gth readings in microvolts per meter uV M when it is used with a calibrated antenna system such as one of the optional antenna systems provided by Z Technology Inc See the section of this manual on Specification Options and Accessories To convert from dBuV M to uV M use the following formula R 507 User Manual Page 4 1 Section 4 Front Panel Controls and Operating Instructions uV M antilog dBuV M 20 Calibrated antenna systems are provided with Calibration Tables listing correction factor data versus frequency for each antenna The data is taken during individual tests made on an actual antenna test site This data when loaded into the meters antenna calibration table and activated see F12 description in the Function Features section later in this manual allows the meter to read in dBuV M It is then possible to apply the formula above to produce uV M Correction factors are applied to both the meters SIGNAL LEVEL readout and to data collected and stored via a PC connected to the unit s serial port For more information on calibrated antennas see the manuals provided with our calibrated antenna systems AA 1 AA 2 AA 3 AA 4 AA 5 AA 6 AA 7 and AA 8 If the meter is always used to measure field strength at a single frequency an other possibility exists a single point calibration using the customer calibration function see the F3 description in the Function Features section later in this manual In Band Signal Measureme
90. h front and rear panels can be directly accessed through the soft case via Velcro sealed flaps covering the front and rear Open the rear flap and notice four connectors From left to right looking at the rear panel 1 PORT 1 the RS 232 serial port 2 EXT BATT INPUT the external battery input connector 3 ACCESSORIES the round Mini Din accessories connector and 4 POWER INPUT the Batter Charger AC Power Supply input connector Finally notice a small hole next to PORT 1 labeled SYSTEM RESET Inserting a pointed object into this hole while the Battery Charger AC Power Supply is disconnected will reset the meter s internal microprocessor R 507 User Manual Page 3 1 Section 3 Specifications Options and Accessories Plug the Battery Charger AC Power Supply into the POWER INPUT connector and allow the internal battery pack to charge for 10 hours The Battery Charger AC Power Supply has enough capacity to recharge the internal battery and at the same time allow full operation of the R 507 Prepare for operating the unit by opening the Velcro front flap of the soft case and attaching a coaxial cable with the signals to be measured or if desired attach the supplied Collapsible Vertical Utility Antenna to the input connector using the N to BNC adapter Now you are ready to operate the Field Strength Meter and should review the next section of this manual entitled FRONT PANEL CONTROLS AND OPERATING INSTRUCTIONS R 507 User Manua
91. in 1 pin 9 to pin 9 cable with a Male DB9 connector on one side a Female DB9 connector on the other side Use an ohmmeter to verify your cable has the correct pin outs The computer is set to the wrong Communications Port If you are using a Terminal Emulator program check to see that the Emulator is using the Communications Port the R 507 is connected to If you are using the Quick Basic Control Software you are limited to using communications ports 1 or 2 If you are not sure which port to use try each of them If you still cannot verify which communication port the computer s RS 232 connector operates through contact your computer supplier for more help The computer and R 507 are set to different baud rates The R 507 will operate at 1200 2400 or 9600 baud Selectable from the front panel To verify the setting Turn on the R 507 Unlock communication settings using F59 Press FUNCTION button Using TUNE knob dial to F59 Press TUNE knob to select R 507 will return to previous operating mode Repeat steps 1 through 3 two more times Press FUNCTION button Using the TUNE knob dial to F43 R 507 User Manual Page 9 6 Section 9 R 500 Series Data Logging Application Guide Press TUNE knob to select R 507 will now display the baud rate To change baud rate turn tune knob Press FUNCTION button to set R 507 to whichever baud rate is currently displayed and return the R 507 to the previous function
92. ion procedure is described in detail by the application note titled R 500 Series Quick Basic Control Software See the description concerning the program MENU EXE and Setup Address 1888 What Is RESIDENT DATA LOGGING The user needs to clearly understand what is meant by RESIDENT DATA LOGGING RESIDENT simply refers to measurement information being stored inside resident to the R 507 All DATA LOGGING is done in sessions A DATA LOGGING SESSION is an automated scan of a pre programmed set of frequencies or channels where signal level measurements are taken and recorded at each frequency or channel Signal level measurements are stored inside the R 507 An operator using the R 507 in the field may be in conditions which require the R 507 to be used stand alone not attached to a PC via the RS232 serial port In these situations the operator can use front panel controls to initiate RESIDENT DATA LOGGING sessions to automatically collect extensive measurement information and store it in the R 507 s non volatile memory Following a RESIDENT DATA LOGGING session the R 507 can be powered down and transported to a laboratory In the laboratory the R 507 can be powered up and instructed via the front panel buttons to send a report of the logged data to the RS 232 serial port A printer or a computer may be connected to the RS 232 serial port Once printed or captured by a computer the data may be further analyzed See the R 507 RESIDENT DATA
93. is associated with a value or range of values This type of map is useful For showing data at points such as specific addresses or cities and for representing a second set of data on a Shaded rea Map Use multiple symbols to display the locations of competing companies stores or the concentrations of prospective clients across the country R 507 User Manual Finish Cancel Help fish coma teo Figure 17 Data Mapping Wizard Choosing Map Type Select the Multiple Symbols button then Click Next A Data Fields screen appears next to display the fields to be imported Page 5 30 Section 5 R 507 Spectrum Display Data Mapping Wizard Data Fields Figure 18 Data Mapping Wizard Data Fields Select F5 this is the Signal Level column You may wish at some other time to select one of the other columns to plot other measured parameters Clicks Next to continue A Legend screen appears Data Mapping Wizard Legend Figure 19 Data Mapping Wizard Legend R 507 User Manual Page 5 31 Section 5 R 507 Spectrum Display The Legend screen allows you to change the number of ranges the colors and how the data is plotted Click Finish to use the defaults Completion bars display as the data is drawn on the map 3 Map Microsoft MapPoint North America Oregon Cities Seaside i Port Corvallis f E v OREGON Med LES El Signal by Latitude amp Longitude 24 to
94. is possible using the RS 232 serial port interfaced to a standard IBM compatible PC This allows creation of applications specific control programs such as ones for generating automated signal coverage contour plots Broadcast Transmission Testing The unit has several features required by AM FM and television broadcasters A 150 kHz wideband IF filter is available for measuring systems with wide modulation formats Simultaneously active AM amp FM detectors drive an internal speaker and allow easy aural program confirmation of the measured signal A special TV channel tuning feature is also provided Using the FREQ CH button and the main front panel TUNE knob the operator is able to step from one channel to the next with each detent of the knob Finally OPTION BC provides coverage down to 350 kHz for those who work at these lower frequencies The OPTION PCS provides coverage 1750 to 1980 MHz for those who work at PCS frequencies SUMMARY OF FEATURES AND SPECIFICATIONS Major features of the R 507 are discussed in detail throughout this manual A summary of the most critical specifications and features are listed below e FREQUENCY COVERAGE 5 0 MHz TO 1000MHz R 507 User Manual Page 1 1 Section 1 Introduction to the R 507 e MEASUREMENT RANGE 10 dBuV TO 90 dBuV e ABSOLUTE MEASUREMENT ACCURACY 2 dB e EASY TO USE INTERNAL PREAMPLIFIER e USER SELECTABLE BANDWIDTH Narrow 15 kHz Wide 150 kHz e FRONT PANEL SEL
95. l button in the Gain control box on the left side of the screen Use the Amplification buttons 1 through 5 to set the displayed signal to the proper level on the screen The signal is too large if any portion of it is displayed in the top half of the top row of the gradicule Record Measurements To record measurements to a file 1 Select the data that will be recorded From the Tools menu select Options In the Spectrum Display Options screen select the Data Records tab In the Data Records Tab check the Spectrum Data check box and the Standard Data check box R 507 User Manual Page 5 11 Section 5 R 507 Spectrum Display Spectrum Display Options x Recording Period Data Records Display and COM Ports p Data Records Spectrum Data Data Records A series of data types can be selected to be recorded by checking the corresponding boxes Before selecting a data type the previous type must be selected To Stream Data Figure 5 Selecting data to record 2 Open a new file to record data into From the File menu Select New Data File The windows Open screen appears Navigate to where you want the file located Enter a file name Give your file name a txt extension to make it compatible with other application import requirements and to make it directly readable with Windows Note Pad Give ita csv comma separated value extension to make it directly readable
96. l Page 3 2 Section 4 Front Panel Controls and Operating Instructions Note During normal operation the meter s front Liquid Crystal Display LCD shows three lines of information The Top line is called the SIGNAL LEVEL readout the middle line is called the FREQUENCY CHANNEL readout and the third line is called the STATUS readout In this manual words that describe front panel buttons or knobs are written in BOLD CAPS Words that callout one of the three readouts are written in BOLD ITALIC CAPS Words letters or numbers that are shown in the readouts are written in BOLD within quotes example F1 Background Information for Basic Operation The R 507 combines wide frequency coverage a large dynamic range and the excellent measurement accuracy all in one instrument It is a versatile and rugged unit while also being a precision piece of measurement equipment As with all precision equipment the meter must be operated correctly to obtain proper results When using this unit the operator should be aware of the following background information Input Impedance The R 507 has an input impedance of 50 Ohms In order to make accurate readings it must be operated in a 50 Ohm environment That is the operator should use a 50 Ohm antenna or drive the meter from a 50 Ohm signal source Field Strength versus Signal Strength The R 507 Field Strength Meter is designed to accurately measure the strength of a signal which is presented to
97. lank blank Latitude optional Longitude optional Stream Min Stream Max Stream Average Stream Data Stream Points optional includes Stream Statistics plus Number of Stream measurements Stream Measurements gt _ Display and COM Ports tab R 507 User Manual Page 5 21 Section 5 R 507 Spectrum Display Spectrum Display Options r Display Units PA dBm COM Port COM1 y C dBuv dBuY meter Calibration antenna factor 0 dB JV Enable GPS GPS Unit COM Port COM2 bd E gt Display Units may be dBm dBuV or dBuV meter gt Antenna Factor Note Antenna Calibration factor only used in calculation of dBuV meter display units gt Meter Com Port gt Enable GPS gt GPS Com Port File Monitor View Meter Tools Capture Help Capture Now F Capture Menu gt Captures the current screen Configure Ctl F gt Snaglt configuration options File Monitor View Meter Tools Capture Help Help Menu About gt Displays software version Television Channels gt Opens anew window listing the center frequency of Television channels for North America system M and Great Britain system PAL G Tool Bar D Sweep E Single Sweep in Capture Screen Frequency Options menu When pressed the sweep will update repetitively about twice a second When pressed again stops the sweep When presses the sweep will update onc
98. ll be displayed The folder designated to contain the application is shown You may change this to a different folder name if you desire 2 z Technology Spectrum Display InstallShield Wizard Destination Folder Click Next to install to this Folder or click Change to install to a different Folder mal rial R 507 User Manual Page 5 5 Section 5 R 507 Spectrum Display e Click Next to move to the next screen The Ready to Install the Program window will be displayed Click Install to begin the installation of Spectrum Display ie Z Technology Spectrum Display InstallShield Wizard Ready to Install the Program The wizard is ready to begin installation Tf you want to review or change arry of your instalation settings cick Back Click Cancel to ext the wizard Current Settings Setup Type Destination Folder C Program Files Z Technology Spectrum Display Insteisted e When the installation is complete the following screen will appear Click Finish to complete the installation process eZ Technology Spectrum Display InstallShield Wizard x InstallShield Wizard Completed The InstallShield Wizard has successfully installed Z Technology Spectrum Display Click Finish to exit the wizard E Gancel R 507 User Manual Page 5 6 Section 5 R 507 Spectrum Display Snaglt Third Party Screen Capture software installation Your R 507 Spectrum Display software is designed t
99. ll follow mouse movement To move the Active Cursor to a new frequency positioning the T on light green vertical line press the left mouse button then drag the line to a new frequency The Active Cursor status box at the upper right corner displays the new frequency and the power at that frequency Small changes of the Active Cursor frequency can be made by clicking the right or left arrows in the Active Cursor Status box Figures of Merit When checked a Spectrum Merits status box appears on the right side of the window The Spectrum Merits status box displays Integrated Power and Peak Power measured between the outer markers Tilt High Low Difference and Standard Deviation measured between the inner markers Stats Lines Enables display of dotted red horizontal lines that designate Maximum Average and Minimum power levels of the entire sweep Page 5 24 Section 5 R 507 Spectrum Display Maximum Enables display of dotted red horizontal line with up pointing end points indicating the maximum power level of the entire sweep Average Enables display of dotted red horizontal line with square end points indicating the average power level of the entire sweep Minimum Enables display of dotted red horizontal line with down pointing end points indicating the minimum power level of the entire sweep Stream Tab Controls optional Click the Stream Tab at the bottom of the Spectrum Screen Think of the Stream Tab as an RF oscilloscop
100. ll not be obligated to furnish service under this warranty a to repair damage resulting from attempts by personnel other than Z Technology Inc representatives to install repair or service the product or b to repair damage resulting from improper use or connection to incompatible equipment THIS WARRANTY IS GIVEN BY Z TECHNOLOGY INC IN LIEU OF ANY OTHER WARRANTIES EXPRESSED OR IMPLIED Z TECHNOLOGY INC AND ITS VENDORS DISCLAIM ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE Z TECHNOLOGY INC RESPONSIBILITY TO REPAIR OR REPLACE A DEFECTIVE PRODUCT IS THE SOLE AND EXCLUSIVE REMEDY PROVIDED TO THE CUSTOMER FOR BREACH OF THE WARRANTY Z TECHNOLOGY INC AND ITS VENDORS WILL NOT BE LIABLE FOR ANY INDIRECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES IRRESPECTIVE OF WHETHER Z TECHNOLOGY INC OR THE VENDOR HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES R 507 User Manual Table of Contents APPLICATION SOFTWARE DATA STORAGE amp DATA FORMATS ccccccccnononocccccononononanoncncnonononenanicininnn GOMPU TER REQUIREMENTS E EAE EE T E E O E anida aio caba RESIDENT DATA LOGGING MODES a a a e a a a Aaa a a aeaa Ara neata dan OPTIONS eke cel Bent e O AT ET SUPPLIED ACCESSORIES o SECTION 3 FIRST TIME OPERATION ccsscssseseeeseeeseeesseeeseeeseeessnessaessaeeeaeeneseeeseenasenaeaneeanes GETTING SET UP AND PREPARING TO OPERATE ec ceescesseesseeseeeeeeeneeeeeeeeeeeeeeeneseeeeeaes SECTION 4
101. lumn heading Datatype lt other D lt Other D ILatitude ETMA Sample records 45 6138 123 06215 dBm 45 61383333 123 06215 dBm 45 61401666 123 06215 dBm 45 614 123 06215 dBm 45 61398333 123 0621 45 61398333 123 06195 w SS Ss z Matching records to Latitude amp Longitude Country Region United States lt Back Next gt L ms Cancel Help R 507 User Manual Page 5 29 Section 5 R 507 Spectrum Display Figure 16 Import Data Wizard Column Headings Since there are no column headings in the recorded data file you need to identify which columns contain the Latitude and Longitude Scroll horizontally until Columns F7 and F8 are visible These are the Latitude and Longitude columns respectively Click the down arrow in Column F7 and select Latitude Click the down arrow in Column F8 and select Longitude Click Finish to complete importing the data A completion bar indicates the data being imported into MapPoint After the data has been Imported a screen appears to query how you would like MapPoint to display the data Data Mapping Wizard Map Type Choose a map type L21x Click a button to select the best map type For the data you want to map Fi Shaded Area Shaded Circle Sized Circle BAs Sized Pie Chart ball Series Column Chart SSS Pushpin locations of a variety of data using a variety of symbols Each symbol
102. mmand is not recommended for customer use Improper usage could result in unpredictable results HOST 1 number of bytes to change 1 13 2 upper 8 bits of starting address 3 lower 8 bits of starting address 4 1st 8 bit data byte 16 13th 8 bit data byte R 507 1 number of bytes changed 2 upper 8 bits of starting address 3 lower 8 bits of starating address 4 1st 8 bit data byte 16 13th 8 bit data byte COMMAND 45 Selects a CHANNEL PLAN for command 46 to use The meter will not allow an unlearned LEARN channel plan to be selected HOST 1 channel plan 1 NCTA PAL B G PAL D K JAPAN El 2 HRC UK 1 PAL 300 4 IRC UK 2 PAL 470 8 AIR UHF 16 L1 32 L2 64 USER R 507 1 current channel plan after setting 2 upper 8 bits of the tuned frequency 3 middle 8 bits of the tuned frequency R 507 User Manual Page 10 15 Section 10 R 507 RS 232 Command Protocol 4 lower 8 bits of the tuned frequency COMMAND 46 Starts a CHANNEL PLAN DATA LOGGING session The maximum scan frequency is represented in 100 Hz units For example 325 5MHz would be represented as 3255000 The log interval is the amount of time to expire after the start of a data log record until the start of the next data log record It must be between one 1 and 360 minutes If a single record is desired the 7th data byte must be zero 0 If the 7th byte is zero 0 the data log record will be tak
103. n Guide This guide is meant to help the user set up a printer or computer to accept data from an R 507 The R 507 has several levels of intelligence incorporated To this point in the manual we have focused on operation the instrument directly from the front panel controls We have only mentioned the serial port in passing This section and the sections to follow focus on control and or retrieval of information through the RS 232 port The standard R 507 can download data to a serial printer directly or to a computer running any of the common communications software packages i e Procomm WinTerm HyperTerminal etc Once captured PC text files can be imported into any of several commercially available spreadsheet programs for deeper analysis If you have trouble getting your computer or printer to operate properly review the list of common problems and their causes at the end of this note If you still have problems please communicate with the factory to allow us to help Z Technology Inc s telephone 1 503 614 9800 fax 1 503 614 9898 Please collect the following information to provide us in the fax or during the call 1 The R 507 s serial number 2 The version of firmware in the R 507 See description of function F28 for instructions on how to determine firmware version 3 Whether or not you are using a Z Technology Inc Cable 4 The specifications of the printer you are downloading to or 5 The configuration of the comput
104. n note titled R 500 Series Quick Basic Control Software See the description concerning the program MENU EXE and Setup Address 1888 Initially this function displays LOG 05 in the FREQUENCY CHANNEL readout The 05 indicates the minimum interval of 5 minutes The rotation of the TUNE knob increments decrements the interval in 1 minute steps The maximum interval is 24 hours 24 00 Note the display increments from 59 59 Minutes to 1 00 1 hour 00 minutes Up to twenty 20 measurement records can be initiated using this function see the RESIDENT DATA LOGGING section of this manual for further detail After setting the scan interval the TUNE knob must be pressed to start the data log Once started the FREQUENCY CHANNEL readout displays the frequency under test The FREQUENCY CHANNEL readout will increment as the measurements are recorded After recording all measurements the meter will shut off until the scan interval has expired At that time the meter will automatically power itself up and perform the next data log After recording R 507 User Manual Page 7 4 Section 7 Function Features FUNC Button Operation all measurements the meter will again shut itself off If twenty records have been recorded the meter will remain off until manually powered up by the operator One 1 of two 2 conditions determines at which frequency the data log record will end If the SCAN STOP FREQUENCY F9 is reached the dat
105. n the USER MEMORY It is intended for those wish to log or continually monitor a few or many specific frequencies specific cellular telephone frequencies radio broadcast frequencies television channels or any combination of these categories F96 AUTO USER MEMORY RESIDENT DATA LOGGING allows the user to perform up to twenty 24 logging sessions Each record starting time separated by 1 minute to 360 minutes Records are stored in the R 507 to be downloaded to a printer or PC Starting a new Logging session resets the Record Counter effectively erasing any existing data F98 MANUAL USER MEMORY RESIDENT DATA LOGGING is similar to F96 except that it records only one data record at the time the user executes the function itself The following describes in detail how to use the USER MEMORY RESIDENT DATA LOGGING mode to measure and store signal levels along with frequencies Later the information can be retrieved from the R 507 by downloading it to a printer or a PC Using the USER MEMORY RESIDENT DATA LOGGING Functions The number of entries per record in USER MEMORY RESIDENT DATA LOGGING mode is set by the number of user programmable memory locations up to 100 entries per record Twenty four 24 data records can be stored in the R 507 at any one time A summary of using functions F96 and F98 follows Performing the Actual Data Logging Run s Using F96 AUTOMATIC timed USER MEMORY RESIDENT DATA LOGGING 1 Connect the signals
106. n to store the displayed offset in non volatile memory and exit this mode 9 To set the single point calibration offset to zero enter the F3 mode and immediately exit by the NORMAL operation of the FUNCTION button without rotation the TUNE knob F4 VIEW TV CHANNEL PLAN When this mode is selected the FREQUENCY CHANNEL readout displays the currently active factory selected channel plan AIR UHF or PAL D is displayed The following table is used at the factory to determine the setting based on the unit s destination Shipped to TV Standard Setting North America NTSC AIR Europe PAL UHF ASIA PAL D PAL D NOTE The R 507 TV CHANNEL PLAN is set at the factory To change the TV CHANNEL PLAN call your Service Center for instructions F5 DISABLE AUTO POWER DOWN After selecting the F5 function rotating the TUNE knob will toggle the FREQUENCY CHANNEL readout between AUTO and ON The NORMAL operation of the FUNCTION button while ON is displayed disables the timed auto power down feature It will not affect the auto power down under low battery condition After executing F5 the R 507 returns automatically to its previous operating mode NOTE Auto power down is enabled each time the meter is powered up R 507 User Manual Page 7 3 Section 7 Function Features FUNC Button Operation F7 SET SCAN STEP FREQUENCY This function allows the operator to select the size of the step frequency to be used by f
107. nction 12 Entering this function shows DBM OFF in the FREQUENCY CHANNEL readout when this function is inactive or DBM ON when the function is active Select DBM OFF or DBM ON by rotating the TUNE knob then pressing the FUNCTION button F15 SELECT ATTENUATOR SETTING This function is used to lock the meters internal RF ATTENUATORS at a single setting or to unlock them to enable the meter to Auto range If a signal is known to be always within a 35 to 40 dB range locking the appropriate attenuator allows the meter to make faster measurements Entering this function shows ATN UNL in the FREQUENCY CHANNEL readout when the meter is Auto ranging Rotate the TUNE knob to change the setting Possible settings are ATN 0 no attenuators locked in the RF path ATN 20 a 20 dB attenuator locked in the RF path ATN 40 a 40 dB attenuator locked in the RF path ATN 60 a 60 dB attenuator locked in the RF path R 507 User Manual Page 7 6 Section 7 Function Features FUNC Button Operation Note Locking the attenuators may cause an error in the SIGNAL LEVEL readout reading if the signal is too large or too small for that attenuator setting This function is for advanced users only who have special measurement needs and know the anticipated signal level F21 ERASE USER MEMORY 1 100 All USER MEMORY locations may be erased from non volatile memory by entering the F21 function Select function F21 The phrase 3 ERAS will be dis
108. ncy or channel i e 1 2 3 99 100 1 2 TUNE knob Features Addition Uses The TUNE knob some times called a SPIN knob is used to set the R 507 to a desired frequency or television channel to select USER MEMORY locations for frequency or channel storage and retrieval and to control various set up and data collection features The TUNE knob also contains a switch This switch is operated when the TUNE knob is pushed toward the front panel Some uses of this extra feature within the TUNE knob are detailed here while other uses are discussed in the appropriate places throughout this manual A summary of functions controlled by the TUNE knob follows Frequency Selection Turn and or push to make selections R 507 User Manual Page 4 9 Section 4 Front Panel Controls and Operating Instructions Television CHannel Selection Used with FREQ CH Button Recall USER MEMORY Frequency or Channel Settings Used with MEMORY Button Program Selection Control Used with FUNCTION Button Auto Power Down Feature If the R 507 is operating from the battery it will automatically power down if there has been no operator front panel activity for at least five 5 minutes This feature can be temporarily disabled using function F5 See the above example or the section titled FUNCTION FEATURES for more information The unit will also automatically power down if the charge in the battery pack drops below a usable level As the voltage of the battery
109. nel plan Upon pushing the FREQ CH button the FREQUENCY CHANNEL readout will display the Channel number being received Either a P for picture P or an A for Audio will be displayed by the LCD readout Changing between picture or audio reception is accomplished by pushing the TUNE knob To see what frequency a particular TV channel Picture or Audio carrier is Tune to that channel select Picture or Audio then press the FREQ CH button The frequency will appear followed by MHz in the FREQUENCY CHANNEL readout FUNCTION Button For Set up and Data Logging Access The FUNCTION button gives access to a wide range of set up and data logging communications functions Set up operations and certain operating features are R 507 User Manual Page 4 8 Section 4 Front Panel Controls and Operating Instructions accessible as FUNCTIONS Press the FUNCTION button then turn the TUNE knob to sequentially call control options Example information available through the FUNCTION button F 1 When the FUNCTION button is first pushed the FREQUENCY CHANNEL readout will display F1 Now push the TUNE knob The FREQUENCY CHANNEL readout changes to show the voltage across the internal NiCad battery pack When the FUNCTION button is pushed again the R 507 will go back to normal operating Field Strength Meter FSM mode F 5 Push the FUNCTION button to display F1 Turn the TUNE knob until the FREQUENCY CHANNEL readout displays F5 This function
110. nts and Out of Band Signal Rejection It is helpful for the operator to be aware of the basic block diagram of any field strength instrument See the Block Diagram section of the manual Part of this diagram is reproduced below RF FILTERS Automatic Internal Switch RF AMP PUSH BUTTON Notice that the instrument is designed with an internal Preamplifier called the RF AMP When in use this amplifier gives the meter its excellent small signal measurement capability The operator can choose when to engage the RF AMP through a front panel button control As can be seen in the diagram when the RF AMP is active one of three frequency dependent RF FILTERS are also active The filters automatically switch depending on what frequency is being tuned When the RF AMP is turned off both the RF AMP and all RF FILTERS are bypassed and are not active in the system R 507 User Manual Page 4 2 Section 4 Front Panel Controls and Operating Instructions The preamplifier is designed to simultaneously handle both very weak and very strong signals The RF FILTERS are included in the system to improve immunity to interference See the Specifications section of this manual for frequency covered by each filter Even with these protections at times there may be the potential of overloading the Preamplifier RF AMP The operator can avoid this by following a few simple guidelines Preamplifier overload may occur when the RF AMP s being used and a
111. o foame y erica Countries Link Data Wizard Ctrl L Territories Ctrl T Hudson Bay Shift F9 ONTARIO P yongyang Palikir Majuro oo _ Port Morest Populated Pla Boundaries Transportation Miscellaneous A A Se ew York eat eo Philadelphia 4 o we ES Chihuahua MEXICO o Monclova Culiac n _m_ Gulf of Mexico Nassau D Ciudad Victoria Havana Santa Clara Mazatlan Pinar e o eguascalientes del R o LeS Tunas ed Q ESE Tepic TR o Caribbean Sea de Cuba Daws 8 2 SN GoO0oocHa ls 4 A 8 Figure 12 MapPoint Data Import Data Wizard Menu item R 507 User Manual Page 5 27 Section 5 R 507 Spectrum Display 3 Map Microsoft MapPoint North America E lex File Edit View Data Route Tools Help ieman ael o EA ar im1200 2 o ie in el HR A ER fresa map North America Countries Omi 200 400 600 Atant Import Data Wiz Ex Look in o Spectrum Display ooo E Populated Places Boundaries El Transportation Miscellaneous or F 2 1GOOCOB S 4 A S8 Figure 13 Import Data Wizard txt data file type The MapPoint Data Import Wizard automatically displays a browse window to locate the file to be imported Set the import file type to txt Browse to the My Documents Spectrum Display folder Import Data Wizard _2 x Lookin SpectumDiney HA Oca Fe My R
112. o use a third party software called Snaglt to automate screen captures and generate jpg graphic files When SnagIt is installed Spectrum Display will automatically detect its presents and add a screen capture button with a camera icon to the Spectrum Display toolbar Clicking on the camera button will allow you to capture any screen you see on the PC to a graphic image file in pg format You may also adjust the Snaglt settings to do many different things such as automatically do a screen capture every 10 seconds Snaglt also provides a Snagit Editor that allows you to edit your screen captures add notes highlight areas of interest To install Snaglt follow the procedure below e Insert the CDROM labeled SnagIt in to your CDROM drive The following screen appears Weicome TechSmithy This installation program will install Snaglt Press the Next button to start the installation You can press the Cancel button now if you do not want to install Snaglt at this time Cancel If the installation program does not automatically start then e Click the Start button select Run e Browse to the D drive or the letter of your CDROM drive e Open the folder DiSnaglt e Select Setup exe e Click OPEN e Click OK e Once the above screen appears click Next button and follow the onscreen instructions to complete the installation R 507 User Manual Page 5 7 Section 5 R 507 Spectrum Display Getting Star
113. o zs iiss di ib sR Lo oth beet read desea deans 3 BITE DESCRIPTION canto tt dis 4 COMMAND aras betta 5 COMMAND Discos tdi td de dad tas 5 COMMAND oil ti tata 5 COMMAND 4 odie doesn ltd tds aaa i rN anean ti taada daradh kas 6 COMMAND D st it aa a a a aaa ei taddata 6 COMMAND Ocio eenden iii ie rA Aaea Aak TARAA aaae 6 COMMAND 7x oia ta bai diia Tana Ees 6 COMMANDES ici idilio 6 COMMAND O cios ta diia 7 COMMAND TO aiiin eenaa iia Aak TAa 7 COMMAND Tis tada 7 COMMAND T2 cocacola iia dl TAi araia 7 COMMAND 13 socia ta diia 7 COMMAND TE 0 cold tdi dla 7 COMMAND Tivoli did 8 COMMAND TO old diia dido 8 COMMAND T8 coca a bai diia 8 COMMAND l Oasen eenden diia dla 8 COMMAND 20 Fieis eroi aratia tilda bailaba 9 COMMAND 23 sisene eenden ea aeaa a ada arai aadA aE EA aaee rA Eea Aak TAA aN 9 COMMAND 24 hii ikonia tii da ANAA EAA Ka FA aaa A Era TER TAa aea ae 9 COMMAND 255 ciccociitaatr ii a aAa a raae aa Enada aa dlls 10 COMMAND 26 eieko seada it tddi edades 10 COMMAND 27 iia tidad 10 R 507 User Manual Table of Contents COMMAND 28 0030 vise eee heel IS A A ea eins DIES 10 GOMMAND 29 oo A ie A ere as 11 COMMAND IO dE vee ot Deas een ee RA ee ete 12 GOMMANDE Td ais ine oe ad ee Se has Pe ashen ees 12 COMMAND 32 00 heehee pests A tian to A een ness 12 COMMAND Sci e ooo ak a Sac hac Pea Se a a ADE 12 COMMAND cd A ease A ea eee 13 COMMAND 35 00d did ois cine A hac Pea ee ashen Pe anes 13 COMMA N D 36 iii heehee A eee A en ete 13 GOMMANDE 87
114. od has a minimum 1 0 Seconds value of 0 5 second and a maximum value of 10 000 hours approximately 1 year Cancel Use the Recording Period tab to select how long to wait between measurements gt Data Records tab R 507 User Manual Page 5 20 Section 5 R 507 Spectrum Display Spectrum Display Options x Recording Period a Display and COM Ports Data Records qd Spectrum Data Data Records Standard Data 4 series of data types can be IV Statistics selected to be recorded by checking the corresponding boxes Before T Spectrum Points selecting a data type the previous type must be selected J Stream Data JW Statistics F Stream Points Check the Spectrum Data check box and then check the data to be recorded Standard Data includes Date Time Frequency Frequency Units Signal Level Signal Level Units Latitude optional Longitude optional Standard Deviations Tilt High Low Difference Peak between inner markers between outer markers Statistics Data includes Standard Data plus Sweep Type IF Bandwidth code Sweep Width Outer Marker Width Inner Marker Width Minimum Maximum Average across entire spectrum Spectrum Points includes Standard Data plus Statistics Data plus 500 or 1000 spectrum measurement points Stream Data Statistics optional includes Date Time Frequency Frequency Units b
115. ormally used when operating in a portable or field situation where connection to a PC is not possible Data records are collected inside the R 507 and stored for later retrieval Contiquous Data Logging used for most application Frequency channel spacing 10 kHz to 500 kHz front panel selectable Frequencies stored per record up to 360 Method of recording Instrument will internally store 20 records for later retrieval Normal operation is to transfer data to a PC upon command with terminal emulator software Automatic Timed Records The time interval between Records can be set in 1 minute intervals from 5 minutes up to 24 hours R 507 User Manual Page 2 3 Section 2 Specifications Options and Accessories Options BC BCB BC PCS BC PCS1 OPT NB1 OPT NB3 OPT WB1 OPT WB2 OPT WB3 BN 5 PU 1 PU 2 R 507 SW AA1 SET AA TV SET AA1 B4 AA 2 AA 4 AA 6 AA 7 AA 8 ATU 251 AEH 251 0 3 MHz to 3 0 MHz External Block Converter 1750 MHz to 1980 MHz External Block Converter 2000 MHz to 2450 MHz External Block Converter 13 kHz 6dB Narrowband IF Bandwidth 30 kHz 3dB Narrowband IF Bandwidth 120 kHz 3dB Wideband IF Bandwidth 200 kHz 3dB Wideband IF Bandwidth 300 kHz 3dB Wideband IF Bandwidth Extra Battery Pack NiCaD Extra Power Supply Charger 115VAC Input Extra Power Supply Charger 220VAC Input Spectrum Display Software Calibrated Tuned Dipole Set 80MHz 1000MHZz Calibr
116. ormation is presented in these three readout areas as shown below R 507 User Manual Page 4 4 Section 4 Front Panel Controls and Operating Instructions SIGNAL LEVEL readout Z Technology Inc R 507 Field Strength Meter FREQ CH TUNE AUDIO LEVEL STATUS readout FREQUENCY CHANNEL readout The RFAMP button turns on and off the RF amplifier The STATUS readout above the button reads ON or OFF respectively The BANDWIDTH button switches the internal IF Filter between 15KHz Filter Narrow Band and 150KHz Filter Wide Band The STATUS readout above the button reads NB or WB respectively The AUDIO button switches between the internal AM and FM decoders The STATUS readout reads AM or FM respectively The FREQ CH button switches between Frequency tuning mode and TV channel tuning mode The above illustration shows the meter in frequency tuning mode The FREQUENCY CHANNEL readout shows the tuned frequency followed by MHz When in TV channel tuning mode the FREQUENCY CHANNEL readout shows the tuned channel number followed by P for picture or A for audio The MEMORY button toggles the meter in and out of Memory tuning mode When in Memory tuning mode the numonic MEM is shown in the left side of the FREQUENCY CHANNEL readout See the Memory Feature section later in this manual for further explanation The AUDIO LEVEL button controls the audio level of the internal speaker as well as the speaker pins on the re
117. other standard utilities Data recorded into files include date time frequency frequency label integrated power integrated label latitude longitude tilt hi low difference standard deviation and peak power Computer Requirements Computer Not Included Pentium class 600 MHz 64 Mb Memory 12 G byte Hard Drive or better running US Windows 98 XP R 507 User Manual Page 2 2 Section 2 Specifications Options and Accessories Some types of modulation influence measurement accuracy For instance with Video modulation the R 507 measures the signal level of the Vertical Sync Peak This adds 0 5 dB of addition uncertainty widening the spec to 2 5 dB Each instrument is verified to be within the stated accuracy specification shown above as referenced to a CW signal Each instrument is also calibrated over temperature to provide added accuracy through the range of 0 to 50 Deg C 3 Stated accuracy numbers are referenced to an accurate signal source The signal source itself has NIST traceable accuracy It attributes no more than 0 5dB additional error to the above specification All inaccuracies are additive including reference signal source inaccuracy and the above measurement numbers Resident Data Logging Modes The instrument provides three unique and separate Resident Data Logging methods for collecting and storing signal level amp associated frequency information Resident Data Logging is n
118. played in and in the FREQUENCY CHANNEL readout As a safety measure the MEMORY button must be pressed three times in sequence to activate this function Each NORMAL operation of the MEMORY button decrements the number shown in the FREQUENCY CHANNEL readout The third depression erases the USER MEMORY settings The erase procedure may take several seconds to a minute to complete if all 100 user memory location are being erased This feature is handy when performed immediately prior to completely changing all of the 100 USER MEMORY settings F28 SOFTWARE VERSION Function 28 displays the meters software release date and version number in the FREQUENCY CHANNEL readout Example 3 00 898 Software version number 3 00 release date August the gu month of the year 1998 F40 Locked User Functions CUSTOMER CALIBRATION MAJOR NOTE See function F59 to unlock functions F40 through F48 F40 function allows the user to perform a full multi point calibration The calibration procedure requires an IBM PC compatible computer running Z Technology special R 507 Calibration software and communicating with the R 507 over the RS 232 serial port The resulting user generated calibration table is used in the place of the factory provided calibration table whenever function F41 is selected As with the single point calibration the multi point calibration table values will be used in calculating the true signal level before the level is shown on the SI
119. pt spectrum Consider an idealized signal with a uniformly distributed power density an idealized measuring system with an ideal bandpass filter I E flat in band and no response out of band Let the uniformly dense signal be 6 MHz wide Let the measuring system bandpass filter also be 6 MHz wide and tuned to the center of the 6 MHz wide signal The measurement system sees the full entirety of the signal and gives a power reading in dBuV Figure 1 below shows the idealized signal the spectrum of power the measuring instrument sees the thick line and the center frequency of the measurement triangle Figure 1 Signal a 50dBuV A P E 2 R where E antilog 50 dBuV 20 316 uV P 316 uV 2 50 2000E watts 2 0 nW Now consider the same signal being measured by a system that has just a 3 MHz bandwidth Figure 2 below shows the signal can be measured in two parts sum the parts to arrive at the Total power Signal E LA 6 MHz gt P 47dBuVA P 47dBuVA 4 3 MHz gt Figure 2 Pioa P1 P2 P1 P2 P1 P2 E 2 R_E antilog 47dBuV 20 223 8 uV 223 8uV 2 50 1002E 12 watts 1 0 nW Prota P1 P2 1 0 nW 1 0 nW 2 0nW R 507 User Manual Page 14 2 Section 14 Appendix Now consider the same signal being measured with the same 3 MHz bandwidth system but this time the measurements are every 1 5 MHz such that the bandwidths overlap Figure 3 below shows the overlapping bandwid
120. ptional software features include the following e Spectral Display of Analog and Digital signals e Digital signal strength measurement capability e Active cursor marking frequency and power e Five RF figures of merit Integrated Power Peak Sweep High Low Difference Tilt and Standard Deviation e Onscreen Frequency sweep width IF Bandwidth and RF Amplification controls e 5 10 and 20 MHz span spectrum display e Adjustable onscreen measurement bandwidth indicators R 507 User Manual Page 5 1 Section 5 R 507 Spectrum Display e Text Log of five RF figures of Merit with optional GPS Latitude Longitude tags e Peak Line e Screen capture e Time Plot of five RF figures of Merit The R 507 Spectrum Display Software requires a PC of the following Specifications you may have ordered your R 507 with a PC or may be using your own PC e Windows98 or WindowsXP e 400 MHz or better Pentium Class Processor e 64 Mbytes or more of RAM e 10 Mbytes free Hard Disk Space Conceptual Model To understand the measurement concepts used in the R 507 it helps to have a conceptual model of the instrument and the type of information that is passed between the meter and the PC For a complete understanding of the meter internals see the Block Diagram in this R 507 User Manual Two types of information pass over the RS 232 link between the meter and the PC when running the R 507 Spectrum Display PC software All though there is just one RS 232 connec
121. quency In addition the Spectrum Display software has all the measurement capability of the Z Technology R 507 Field Strength Meter a highly accurate instrument designed to meet the needs of the analog broadcast world The Z Technology Spectrum Display software harnesses the power of the PC and the suburb measurement capabilities of the R 507 to produce a very low cost solution to the problem of field measurements of digitally broadcast signals by a portable system The spectrum display software produces an image of the spectrum of a tuned frequency This is useful in determining the strength of a signal its flatness amount of ripple depth of notches and amount of tilt The spectrum display software allows spectrum spans of 5 10 and 20 MHz In addition to being useful for looking at digital signals the R 507 with the spectrum display capability is useful in looking at analog signals The inclusion of GPS latitude and longitude tags and signal level measurements in a simple comma delimited text file format allows the user to complete drive tests of your digital signal over your broadcast area The included Control Software Program GP_PLOT See the R 507 Quick Basic Control Program Application Note allows plotting of signal strength vs location as a coded color dot plot of your driving path Additionally the comma delimited text format log files may be imported in to spread sheets databases GIS systems or other mapping systems The R 507 SW o
122. rm checks for these requirements It is the responsibility of the host software to insure these restrictions are adhered to If a frequency setting less than 0 300MHZ is received by the R 507 or if a frequency greater than 1002 00MHz is received this command will be ignored HOST 1 upper 8 bits of frequency 100 2 middle 8 bits of frequency 100 3 lower 8 bits of frequency 100 R 507 1 upper 8 bits of reading 2 lower 8 bits of reading R 507 User Manual Page 10 19 Section 10 R 507 RS 232 Command Protocol Or FLAG BIT 1 1 if invalid frequency R 507 User Manual Page 10 20 Section 11 Quick Reference Card SHIPPED IN SOFT CASE POUCH R 507 BASIC OPERATING INSTRUCTIONS amp FUNCTION BUTTON LISTINGS R 507 User Manual Page 11 1 Section 11 Quick Reference Card R 507 User Manual Page 11 2 Section 11 Quick Reference Card R 507 BASIC OPERATING INSTRUCTIONS TURN POWER ON USING POWER BUTTON TOP LINE OF LCD DISPLAY IS SIGNAL LEVEL READOUT MIDDLE LINE OF LCD DISPLAY IS FREQUENCY CHANNEL READOUT BOTTOM LINE OF LCD DISPLAY IS STATUS READOUT ADJUST TUNE KNOB FOR FREQUENCY TO BE MEASURED PUSHING TUNE KNOB CHANGES DETENTS VERSUS FREQUENCY STEPS WHEN THE METER IS RECEIVING A SIGNAL WITHIN ITS AUTO RANGE CONTROL THE SIGNAL LEVEL READOUT WILL BE STABLE AND THE lt or gt SIGN IN THE SIGNAL LEVEL READOUT WILL NOT BLINK WHEN THE lt or gt SIGN BLINKS INPUT
123. rm is enabled with this feature enabled the alarm will only time out when the day and month match in addition to the usual hours and minutes HOST R 507 COMMAND 8 Disables the date feature of the 24 hour log timer HOST R 507 R 507 User Manual Page 10 6 Section 10 R 507 RS 232 Command Protocol COMMAND 9 Enables starts the 24 hour data log timer HOST R 507 COMMAND 10 Disables the 24 hour data log timer HOST R 507 COMMAND 11 Enables the factory calibration by calculating and storing the checksums for the calibration tables in the E2PROM HOST R 507 COMMAND 12 Check to see if there had been a loss of power to the 24 hour data log timer If there has the time and date need to be reset HOST R 507 FLAG BIT 3 1 if timer need to be reset COMMAND 13 Reads the hours and minutes of the 24 hour data log timer HOST R 507 1 hours 0 23 2 minutes 0 59 COMMAND 14 Sets the hours and minutes of the 24 hour data log timer HOST 1 hours 0 23 2 minutes 0 59 R 507 1 hours 0 23 R 507 User Manual Page 10 7 Section 10 R 507 RS 232 Command Protocol 2 Minutes 0 59 COMMAND 15 Reads the day and month of the 24 hour data log timer HOST R 507 1 day 1 31 2 month 1 12 COMMAND 16 Sets the day and month of the 24 hour data log timer HOST 1 day 1 31 2 month 1 12 R 507 1 day 1 31 2 month 1 12 COMMA
124. s in sequence This is accomplished by the following R 507 User Manual Page 7 9 Section 7 Function Features FUNC Button Operation Push the FUNCTION button then rotate the TUNE knob until the FREQUENCY CHANNEL readout displays F59 Execute F59 by pressing in the TUNE knob This has just performed Function F59 one 1 time Repeat this process two 2 more times Functions F40 through F48 are now available to be accessed and desired changes can be made To again lock out F40 through F48 and prevent inadvertent changes simply cycle the instrument s power POWER off and back on F91 RESET DATA RECORD COUNTER Selecting this function resets all data log record counters to one 1 effectively erasing all data log records of any type Select function F91 The phrase 3 RSET will be displayed in and in the FREQUENCY CHANNEL readout As a safety measure the MEMORY button must be pressed three times in sequence to activate this function Each NORMAL operation of the MEMORY button decrements the number shown in the FREQUENCY CHANNEL readout The third depression resets the data record counter to one 1 F93 REMOTE MODE The F93 mode sets up R 507 to communicate with a host personal computer PC See the section of this manual entitled R 507 Data Logging Application Guide F93 is also used to clone another R 507 See function F48 above PRINTING RECORDED DATA At any time a scan is not taking place recorded
125. sions Rotate the TUNE knob to incrementing the number to select the time interval desired between Auto Log records This time can be incremented from 5 minutes to 24 hours in 1 minute steps To initiate the scan process press the TUNE knob The R 507 will immediately start its first scan When this scan is over the unit will automatically turn off It will wait for the time interval set above and then automatically turn on and perform another scan This process will repeat up to 20 times or until the operator terminates the cycle by manually taking the R 507 out of the AUTO CONTIGUOUS DATA LOGGING mode After the twentieth scan the unit will turn off and stay off until manually powered up by an operator Using F11 MANUAL CONTIGUOUS DATA LOGGING 1 2 3 4 Connect the signals to be measured at the Type N connector on the R 507 front panel Push the FUNCTION Button on the front panel Turn the TUNE knob until F11 is displayed Press the TUNE knob The FREQUENCY CHANNEL readout will display the record number to be logged R 1 xxx xxx MHz The 1 indicates the record number the number will increment as records are stored Indicating record R1 if no records have been stored The xxx xxx indicates the Start frequency Press the TUNE knob to start the data log LOG xxx xxx MHz will be displayed on the FREQUENCY CHANNEL readout xxx xxx is the frequency currently being measured R 507 User Manual Page 8
126. t and Z Technology Antenna Calibration software See the Antenna Calibration Table Application Note to see how to load a valid Antenna Calibration Table If selecting this function shows ANT OFF in the FREQUENCY CHANNEL readout then the Antenna Calibration table is inactive If selecting this function shows ON ANT in the FREQUENCY CHANNEL readout then the Antenna Calibration table is active Select ANT ON or ANT OFF by rotating the TUNE knob then pressing the FUNCTION button F13 SELECT BLOCK CONVERTER This function is used to inform the meter that the user has attached a Block Converter to the meters RF Input connector The meter can then display the actual tuned frequency in the FREQUENCY CHANNEL readout relieving the user from having to add or subtract the frequency offset caused by a block converter Entering this function shows STD BC or PCS in the FREQUENCY CHANNEL readout STD is the proper setting for no block converter connected BC is the proper setting for the OPTION BC BCB 0 3 to 3 0 MHz low frequency block converter PCS is the proper setting for the OPTION BC PCS 1750 1980 MHz High Frequency Block converter Select STD BC or PCS by rotating the TUNE knob then pressing the FUNCTION button See Block Converter manual for further instructions F14 SELECT dBm This function sets the meter to display the measured signal level in the SIGNAL LEVEL readout directly in dBm units This function overrides fu
127. t connected the instrument automatically switches to the internal NiCad battery pack If an external battery is connected via the rear panel EXT BATT INPUT the instrument uses the external battery for power and disconnects the internal battery Frequency Setting The primary frequency selection control is the TUNE knob This is the large detented Spinknob It controls the frequency or channel number shown in the FREQUENCY CHANNEL readout Turn this knob and notice the detent action of the knob Each detent will change the frequency or channel by one unit The TUNE knob has many other uses we will describe them throughout this manual Push and release this knob to change the step size of each detent position By pushing the knob and hearing an accompanying audible beep the step size changes to 100 MHz 10 MHz 1 MHz 100 kHz 10 kHz or 1 kHz An underline indicates the chosen step size Making a Signal Strength Reading In many applications the next and final step is to read the Signal Level in dBuV from the SIGNAL LEVEL readout To read direct in dBm or dBuV M see the F12 and F14 functions respectively in the Function Features section later in this manual The accompanying Signal Level Conversion Table is provided to show the relationship between signal level at the front panel connector in the units of Volts dBuV or dBm Remember this is valid for a 50 ohm system SIGNAL LEVEL CONVERSION TABLE Signal Levels at RF input
128. t selected above PARITY no parity NUMBER OF DATA BITS 8 STOP BITS 1 If the printer can emulate several types of printers set for IBM R 507 User Manual Page 9 2 Section 9 R 500 Series Data Logging Application Guide Connecting the R 507 to a Computer NOTE The simplest way to capture R 507 Report information with your PC is to use a Terminal Emulator Communication package on your computer Packages such as Procomm for DOS only computers WinTerm which is in the Accessories group in Windows 3 1 or HyperTerminal in the Accessories folder in Windows 95 or Windows 98 all allow you to capture text to a file They also allow you to send RS 232 data directly to a printer Set the R 507 to 1200 2400 or 9600 baud by following the procedure outlined below Turn on the R 507 Unlock communications settings using F59 Press FUNCTION button Using TUNE knob dial to F59 Press tune knob to select R 507 will return to previous operating mode Repeat steps 1 through 3 two more times Press FUNCTION button Using the TUNE knob dial to F43 Press TUNE knob to select R 507 will now display the baud rate To change baud rate turn TUNE knob Press FUNCTION button to set R 507 to whichever baud rate is currently displayed and return the R 507 to the previous function Set your Terminal Emulator communication parameters to match that of the R 507 See your Terminal Emulator manual or help pages for instructions BAUD
129. ta buffer value where n is the index into the data portion of the packet Example 1 specifies the 1st data byte but the 9th byte of the packet COMMAND 1 Changes the remote address of the R 507 All future commands must contain the new address The host must assume responsibility for bus conflicts with other meters with the same address HOST 1 new remote address 1 255 R 507 1 new remote address COMMAND 2 Changes the RS 232 BAUD rate The response packet will be transmitted with the new BAUD rate setting HOST 1 4 1200 BAUD 5 2400 BAUD 7 9600 BAUD R 507 1 4if BAUD rate has been set to 1200 5if Por 2400 Ti mom 9600 COMMAND 3 Reads the hours and minutes of the alarm of the 24 hour data log timer HOST R 507 1 hours 0 23 2 minutes 0 59 R 507 User Manual Page 10 5 Section 10 R 507 RS 232 Command Protocol COMMAND 4 Sets the hours and minutes of the alarm of the 24 hour data log timer HOST 1 hours 0 23 2 minutes 0 59 R 507 1 hours 0 23 2 minutes 0 59 COMMAND 5 Reads the day and month of the alarm of the 24 hour data log timer HOST R 507 1 day 1 31 2 minutes 0 59 COMMAND 6 Sets the day and month of the alarm of the 24 hour data log timer HOST 1 day 1 31 2 month 1 12 R 507 1 day 1 31 2 month 1 12 COMMAND 7 Enables the date day month feature of the 24 hour data log timer If the ala
130. ted To assemble an R 507 measurement system you need the following components e R 507 Field Strength Meter e Z Technology R 507 Spectrum Display Software CDROM e Snag It 3 party screen capture software CDROM e 400 MHz Pentium Class PC with 64 Meg of RAM or better with built in Serial Port e Optional USB interface GPS receiver with NMEA 0183 version 2 0 output or PCMCIA serial port adapter and RS 232 interface GPS receiver with NMEA 0183 version 2 0 output Once the components of the R 507 measurement system are collected follow the steps below 1 It is suggested that you familiarize yourself first with the R 507 front panel controls It is suggested that you familiarize yourself with the use of the R 507 as a tool to measure analog signals Learn how to make analog signal measurements with the meter as a stand alone instrument by referring to the included R 507 User Manual Install the R 507 Spectrum Display software on your PC See the Spectrum Display software installation section earlier in this manual 2 Connect the PC to the meter Connect an RS 232 cable supplied from the PC COM1 port to the R 507 rear panel connector PORT 1 3 Turn on the meter 4 Putthe meter in Remote Mode e Press the meter FUNCTION button e Rotate the meter TUNE knob counter clock wise to F93 e Press the meter TUNE knob e The meter should now be in Remote Mode The display should show 1 Port 5 optional Connect GPS e USB interface GPS o
131. tering this mode the R 507 is immediately set to the frequency or channel setting stored in the first 1 USER MEMORY location The setting is also shown in the FREQUENCY CHANNE readout 2 Each clockwise rotary click of the TUNE knob selects recalls from non volatile memory the next sequential stored frequency or channel setting 3 Ifthe recalled setting specifies CHANNEL mode the R 507 is set to that mode and tuned to the specified picture or audio carrier If the setting specifies FREQUENCY mode the R 507 is set to that mode and tuned to the required frequency 4 Ifthe data retrieved from a USER MEMORY location is invalid for example if corrupted by a hardware failure the loud speaker outputs three 3 short beeps and the R 507 returns to its previous operating mode 5 Rotate the TUNE knob clockwise to increment the USER MEMORY location selected with wrap around from high to low Turn the TUNE knob counter clockwise to decrement the USER MEMORY selection with wrap around from low to high 6 NOTE Un programmed USER MEMORY locations can not be retrieved For example if only four 4 USER MEMORY locations contain programmed information the R 507 will sequence 1 2 3 4 1 This prevents the selection of an un programmed USER MEMORY location 7 Exit the MEMORY SELECT mode by the NORMAL operation of the MEMORY button This will restore the R 507 to its previous operating mode 8 Ifthe R 507 is powered down while in the MEMO
132. the meter at its front panel input connector The strength of the signal is displayed in large characters in the SIGNAL LEVEL readout on the meters front panel The units attached to this reading may be dBuV dBuVolts dBm or dBuV M dBuV Meter depending on the users setup The user may or may not be familiar with these units of power measurement dBuV and dBm relate to Signal Strength where as dBuV M relates to Field Strength A power level of 0 dBuV is equal to 1 uvolt across a 50 Ohm load When in dBm mode the meter internally subtracts 107 from the internal dBuV reading to display dBm on the SIGNAL LEVEL readout Note A SIGNAL LEVEL reading of 107 dBuV is the same as a SIGNAL LEVEL reading of 0 dBm To obtain a reading in dBuV M the user must first ensure that the meter has an accurate Antenna Calibration Table stored internally and that it is activated by using function 12 see function 12 description in the FUNCTIONS FEATURES section of this manual for more information When the meter is used with a calibrated cable calibrated antenna and the meters internally stored antenna calibration table the meter reads in dBuV M dbuV Meter units This is a unit of Field Strength The antenna calibration table allows the meter to account for any antenna gain or loss while it is acting as an impedance match between a signal propagating in open air and a signal propagating on a coaxial cable The meter can be used to obtain accurate field stren
133. the time the user executes the function itself A summary of using functions F7 through F11 follows Setting Step Size Start and Stop Frequencies 1 Push the FUNCTION Button on the front panel 2 Turn the TUNE knob until F7 is displayed 3 Select F7 by pushing the TUNE knob once 4 Increment Decrement the number displayed to your choice of Scan Freq Step Size 10 to 500 kHz 5 Press the FUNCTION Button to exit and store your choice 1 Push the FUNCTION Button again R 507 User Manual Page 8 3 Section 8 Resident Data Logging Turn the TUNE knob until F8 is displayed Select F8 by pushing the TUNE knob once Adjust the TUNE knob to the Start Frequency desired Press the FUNCTION Button to exit and store this choice Push the FUNCTION Button again Turn the TUNE knob until F9 is displayed Select F9 by pushing the TUNE knob once Adjust the TUNE knob to the Scan Stop Frequency desired 10 Press the FUNCTION Button to exit and store this choice LD SAO Performing the Actual Data Logging Run s Using F10 AUTOMATIC timed CONTIGUOUS RESIDENT DATA LOGGING 1 2 3 4 Connect the signals to be measured at the Type N connector on the R 507 front panel Push the FUNCTION Button on the front panel Turn the TUNE knob until F10 is displayed Press the TUNE knob LOG 05 is displayed in the FREQUENC Y CHANNEL readout 05 indicates 5 minute intervals between measurement ses
134. ths and the power each measurement sees the thicker blue lines and the center frequency of the measurement Signal ee IO Figure 3 The sum of all the measurements now are greater than the total power because of the overlapping bandwidths Each 1 5 MHz section of the measured signal is included twice therefore if we divide the sum by two we arrive at the total power Notice that the number 2 is also the ratio of the measurement bandwidth divided by the Step size 3MHz 1 5 MHz 2 Notice also the following identities P1 P5 P2 P3 P4 47 dBuV There are four 47dBuV quantities each one is 1 nW Prota 4 1NW 2 2nwW Next take the step size down further while maintaining the bandwidth The result is more overlapping bandwidths Figure 4 below shows the step size has been reduced to 1 MHz steps while the bandwidth has remained at 3 MHz R 507 User Manual Page 14 3 Section 14 Appendix Signal lem a fl let ff 1 P3 A lea CUT TCU GCF LEE les too CUE PCCP LEE P6 A L Figure 4 The sum of all the measurements are again greater than the total power because of the overlapping bandwidths This time each 500KHz section is counted three times therefore if we divide the sum by three we arrive at the total power Notice that the number 3 is also the ratio of the measurement bandwidth divided by the Step size 3MHz 1 MHz 3 Piota P1 P2 P3 P4 P5 P6 P7
135. ting in low ambient light AM and FM detectors are user selectable by a front panel AUDIO button allowing quick aural identification of signals The instrument includes an internal water repellent speaker and rear panel headphone jack Measured signal levels and associated frequency or channel readings can easily be stored inside the R 507 using the RESIDENT DATA LOGGING feature A rear panel RS 232 port is provided to down load stored information directly to a serial printer or an IBM compatible PC The RS 232 port operates at baud rates of 1200 2400 or 9600 and can be used to access the R 507 for unique user created programs and control The product measures 3 5 high x 8 4 wide x 9 deep 89 x 213 x 229mm and weighs less than 10 Ibs 4 5 kgs Its compact size makes the unit ideal for one man portable operation in all types of environments and terrain Several options provide a choice of extra features and appropriate antennas The following features are standard for all R 507 models e Internal NICAD battery pack e AC power supply and battery charger e Water repellent Soft Case e Internal Speaker e User Selectable AM amp FM Detectors e Backlit LCD display e SPIN KNOB operation for tuning e Wideband frequency coverage e Synthesized tuning to 1kHz resolution e 100dB dynamic measurement range e 100 stored user defined frequency or channel settings e Instrument set ups accessible via Front Panel Function Controls e Quick
136. tion 1 100 is shown in the FREQUENCY CHANNEL readout If this USER MEMORY location has already been programmed its stored setting will be displayed in the FREQUENC Y CHANNEL readout Storing a new setting overwrites the previous setting NOTE USER MEMORY locations must be programmed in sequence The R 507 will not allow USER MEMORY locations to be skipped but not all USER MEMORY locations need be programmed When retrieving frequency or channel settings the R 507 will access only the locations that contain valid programmed settings 13 Store the current frequency or channel setting in the selected memory location by the NORMAL operation of the TUNE knob After the TUNE knob is pressed the xxx xxx is updated to show the currently programmed frequency 14 Exit the MEMORY PROGRAMMING mode by the NORMAL operation of the FUNCTION Button NOTE All one hundred USER MEMORY locations may be erased at once by invoking the F21 function See the Functions Sections for details NOTE The RF AMP BANDWIDTH and AUDIO button states are not stored NOTE When Memory location 100 is programmed the FREQUENCY CHANNEL readout displays POO xxx xxx MHz USER MEMORY Retrieval The procedure to recall a frequency or channel stored in a USER MEMORY location is as follows R 507 User Manual Page 6 1 Section 6 Memory Feature Memory Button Operation 1 Enter the MEMORY SELECT mode by the NORMAL operation of the MEMORY button Upon en
137. tion there are two communication channels that share that connection one type of information on each channel The first type of information is command information to the meter such as set a frequency or change a meter setting This type of information is sent over the Primary Channel The second type of information is measurement data that is used to make up the spectrum display This information is sent over the Secondary Channel In R 507 measurement mode an analog signal with a carrier is measured In this mode the meter captures a raw measurement of the signal then applies calculated correction factors to compensate for changes that occur with frequency signal level signal attenuation or amplification and internal meter temperature The result is a highly accurate reproducible measurement The corrected signal level is displayed on the meters LCD Signal Level Readout or sent through the RS 232 Primary Comm channel to a connected PC In R 507 measurement mode a digital signal spread over several carriers or via a spread spectrum modulation scheme is measured In this mode the meter sweeps a user selected frequency span As the sweep occurs raw measurement data is sent at high speed through the Secondary Comm channel to the PC The PC then processes the raw data applying correction factors to make each measurement highly precise Those measurements are displayed in a graphic format called the Spectrum Display The user can select a bandwidth
138. to be measured at the Type N connector on the R 507 front panel Push the FUNCTION Button on the front panel 2 3 Turn the TUNE knob counter clockwise until F96 is displayed 4 Press the TUNE knob 001 AUTO is displayed in the FREQUENCY CHANNEL readout 5 Rotate the TUNE knob incrementing the number to select the time interval time desired between Auto Log records This time can be incremented from 1 minute to 360 minutes in 1 minute steps To initiate the scan process press the TUNE knob 7 The R 507 will immediately start its first scan 8 When this scan is over the unit will automatically turn off It will wait for the time interval set above and then automatically turn on and perform another scan This process will repeat up to 24 times or until the operator terminates the cycle by manually taking the R 507 out of the AUTO USER MEMORY RESIDENT DATA LOGGING mode R 507 User Manual Page 8 8 Section 8 Resident Data Logging 9 After the twenty fourth scan the unit will turn off and stay off until manually powered up by an operator Using F98 MANUAL USER MEMORY DATA LOGGING 1 Connect the signals to be measured at the Type N connector on the R 507 front panel 2 Push the FUNCTION Button on the front panel 3 Turn the TUNE knob counter clockwise until F98 is displayed 4 Press the TUNE knob The FREQUENCY CHANNEL readout will display R 1 xxx xxx MHz R 1 is the record number to be logged
139. ton to set the BAUD rate store it in the non volatile memory for use at the next power up and exit this mode F44 SET RS 232 REMOTE ADDRESS To display set the remote address for this meter select function F44 mode The FREQUENCY CHANNEL readout will show the phrase ADR 1 in the case the current address 1 valid addresses are 0 255 The factory default is 1 Rotate the TUNE knob to change the address setting The NORMAL operation of the FUNCTION button stores the new address in non volatile memory and exits the F44 function F45 Locked User Function SET 24 HOUR CLOCK NOTE See function F59 to unlock functions F40 through F48 To display set the 24 hour clock select the F45 mode The time will be displayed in the FREQUENCY CHANNEL readout The first two digits are the hours 00 23 the next two digits are the minutes 00 59 The NORMAL operation of the TUNE knob toggles the cursor between the hours and minutes Rotating the TUNE knob changes the time setting The NORMAL operation of the FUNCTION button will set the clock and exit the F45 mode R 507 User Manual Page 7 8 Section 7 Function Features FUNC Button Operation F46 Locked User Function SET MONTH DAY NOTE See function F59 to unlock functions F40 through F48 To display set the month and or day select the F46 mode The FREQUENCY CHANNEL readout will show a numeric month and day For example 09 02 In this case September 2 the 9 month the 2
140. tor and the receptacle plug for the charger power supply The accessory connector an 8 pin Mini Din Female Connector A small hole to the right of the RS 232 serial port is a system reset button Should the meter fail to operate properly disconnect any External Charger Supply then press the reset button with the tip of a sharp pencil or the end of a paper clip This will reset the meter The accessory connector is provided for the following uses 1 For connecting an external 8 Ohm speaker Pin 1 amp Pin 2 2 Provides external 8 8VDC at 50 ma accessory power Pin 3 Pin 4 is Ground 3 To allow the instrument to power up and operate Short Pins 5 amp Pin 7 only when the external power supply charger is connected to the R 507 With these two pins open the unit will operate normally from either the internal Battery Pack or from the External Charger Supply The following Diagram shows pin numbers for the 8 Pin Mini Din Connector R 507 User Manual Page 13 1 Section 13 Rear Panel Connectors R 507 User Manual Page 13 2 Section 14 Appendix Measurement Accuracy Statement 2 dB for CW signals 15 to 35 Deg C 2 dB Typical 0 to 50 Deg C 1 Modulation may influence measurement accuracy For instance for video modulation the instrument measures signal strength of the Vertical Sync Peak This adds 0 5 dB of additional uncertainty to measurement accuracy 2 Each instrument is verified to be within the stated
141. tor on the rear of the R 507 provides the connection to external devices referred to as the HOST in this manual lts pin assignment is shown below PIN 1 RS 232 LABEL DESCRIPTION 7 2 TX transmit data to host computer 3 Rx receive data from host 4 5 SG signal ground 6 7 RTS request to send from host 8 CTS clear to send to host 9 Software To communicate with the R 507 any and all external devices must use hardware handshaking i e CTS RTS Data integrity cannot be guaranteed if this feature is not incorporated into the host communications software Each R 507 meter has its own specific address number 1 255 The operator may change this value by selecting function F44 The R 507 s RS 232 format is 1 start bit 8 data bits no parity and 1 stop bit There are three 3 BAUD rates 1200 2400 and 9600 selectable by function F43 A BAUD rate of 9600 is the default as shipped from the factory Communications with the R 507 via the RS 232 port is possible only while the R 507 is in the REMOTE state The meter is placed in the REMOTE state by selecting function F93 While in the REMOTE state a R 507 will never initiate communications The host must always start the communications by sending a command packet to the R 507 R 507 User Manual Page 10 1 Section 10 R 507 RS 232 Command Protocol Commands The following list contains COMMAND numbers available to the host These are used to obtain inform
142. ts are recorded After recording all readings the meter will beep twice The FREQUENCY CHANNEL readout will display END R 100 where 100 indicates end of record 1 The operator has two 2 choices at this point If the MEMORY button is pressed the record will be stored If the FUNCTION button is pressed the record will be discarded The conditions for determining at which frequency the data log record will end are the same as for the F10 function The maximum number of records which can be stored in the R 507 is twenty R20 If the operator has already stored 20 records selecting function F11 again will cause the meter to beep three 3 times and exit back to normal Field Strength Meter FSM mode Function F91 should be used to reset the record counter back to one 1 R 507 User Manual Page 7 5 Section 7 Function Features FUNC Button Operation F12 SELECT ANTENNA CALIBRATION Activating the meters internal user defined Antenna Calibration Table allows the meter to display direct in dBuV M Typically this function is disabled when shipped from the factory unless you have specifically asked the factory to set it up with a specific antenna purchased with the meter If selecting this function results in no change of the FREQUENCY CHANNEL readout then no valid Antenna Calibration Table is loaded in the meter NOTE Loading a valid Antenna Calibration Table requires the use of a PC connected to the meters serial por
143. unctions F10 and F11 Upon selecting this function the FREQUENCY CHANNEL readout will display 000 STEP The rotation of the TUNE knob will increment decrement the step size in 10kHz steps with wrap around from 10 to 500 and 500 to 10 Pressing the FUNCTION button exits the F7 function and stores the SCAN STEP FREQUENCY in non volatile memory to be restored each time the meter is powered up F8 F9 SET SCAN START FREQUENCY SET SCAN STOP FREQUENCY If function F8 is selected the 6 digit SCAN START FREQUENCY in MHz will be displayed in the FREQUENCY CHANNEL readout Use the TUNE knob to select the desired SCAN START FREQUENCY If function F9 is selected the 6 digit SCAN STOP FREQUENCY in MHz will be displayed in the FREQUENCY CHANNEL readout Use the TUNE knob to select the desired SCAN STOP FREQUENCY Pressing the FUNCTION button exits the F7 function and stores the SCAN STEP FREQUENCY in non volatile memory to be restored each time the meter is powered up These frequency settings determine the beginning and ending points for the F10 and F11 functions They are stored in non volatile memory and restored each time the meter is powered up F10 AUTO CONTIGUOUS RESIDENT DATA LOGGING NOTE To use a RESIDENT DATA LOGGING Feature it must first be activated through the RS 232 port This is done by using the Quick Basic Control Software provided with each R 507 The activation procedure is described in detail by the applicatio
144. vel measurements are at those frequencies stored in the USER MEMORY locations 1 100 The frequencies may represent user programmed radio broadcast frequencies television channel picture frequencies television channel audio frequencies or some other important frequencies The frequencies may be stored in USER MEMORY in any order The scan will start at the frequency stored in the USER MEMORY location 1 step to the frequency stored in USER MEMORY location 2 and so on until the last programmed USER MEMORY location has been used This will yield a set of readings that could be all radio broadcast frequencies all television frequencies or some combination NOTE Television channels generally have two frequencies associated with them One for picture carrier one for audio carrier When a television channel is programmed into a USER MEMORY location i e In Channel mode when programming only the picture frequency or audio frequency is captured which ever one was active when the USER MEMORY location was programmed When USER MEMORY RESIDENT DATA LOGGING only the captured frequency will produce a signal level reading The report generated will show a zero level for the other television channel frequency The report will also show what CHANNEL PLAN the channel was captured from See Example 3 later in this section Each of the two types of data logging CONTIGUOUS RESIDENT DATA LOGGING and USER MEMORY RESIDENT DATA LOGGING have both a manual
145. very strong undesired signal is within the RF FILTER bandpass It is generally a good idea to start a measurement routine with RF AMP turned off If the measurement can be made without this Amplifier selected do so Use the RF AMP feature only when needed to measure weak signals that cannot be captured otherwise Front Panel Frequency Selection The R 507 has a wide frequency coverage range A single TUNE knob provides for frequency selection The unit is fully synthesized and crystal controlled with minimum step size of 1 kHz Since the narrowest bandwidth IF Filter is nominally 15 kHz and the smallest synthesized step size is 1 kHz it requires approximately seven 15 steps to tune across a CW clear wave signal at any one frequency The single TUNE knob operation insures it a simple process to make measurements at virtually all frequencies from 5 0 MHz to 1000 MHz Z Technology Inc R 507 Field Strength Meter FREQ CH TUNE AUDIO LEVEL R 507 Field Strength Meter Front Panel R 507 User Manual Page 4 3 Section 4 Front Panel Controls and Operating Instructions Front panel operation for the R 507 can be best described by referring to the accompanying product picture or by directly operating the controls of the Field Strength Meter First we will describe the basic operation of the main front panel controls Later in depth information concerning additional controls and useful complimentary features will be discussed Note
146. with Microsoft Excel 3 Start Recording To start recording From the File menu select Record Data After each sweep a new line or record is written to the log file containing the date time frequency frequency units Signal Level Signal Level units Latitude optional Longitude optional Standard Deviation Tilt High Low Difference In band Peak Each time new data is written to the file the file is automatically saved There is no need to manually save the file 4 Stop Recording To stop recording from the File menu select Stop Recording 5 Close the file To close the file from the File menu select Close Data File Next time the file is opened new data will be appended to this file R 507 User Manual Page 5 12 Section 5 R 507 Spectrum Display Example Spectrum of Analog Signals 1 2 Technology Spectrum Display loj xj File Monitor View Meter Tools Capture Help Technology Graph Properties Active Cursor Sweep WidthiFBW 101 900 mhz 10 MHz 150 kHz y AL 1 i i i i i i i Ed r Modulation j 4 E r S E Ea O Hormal O Digital Peak Hold i i po lt 45 5 dem _Reset_ a y i Marker Widths 49 9 dBm Outer _ 6 mhz i i i Inner _ 5 MHz 27 1 dB 13 5 ds 8 67 dB Overlays Peak Line E Show Markers Signal dBm Gain Manual Amplification A BX E amame Search Auto C Dynamic Signal

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