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Program Examples

Publication 21555, Rev. E, September 2002

A-33

! Commands in Normal Mode!!

390

400

OUTPUT @Pwr_mtr;SENS1:CORR:FREQ 5E7

! Cal Factors always 0.00dB at 50MHz

410

420

! Find out the number of Cal Factors in EEPROM

430

! Include Std Cal Factors at 1 GHz intervals and any special Cal Factors.

440

450

OUTPUT @Pwr_mtr;DIAG:SENS1:EEPROM:CALFR?

460

ENTER @Pwr_mtr;Frs_std_freq,Std_freq_step,No_std_freqs,No_spl_freqs

470

ENTER @Pwr_mtr;Frst_std_freq,Std_freq_step,No_std_freqs

480

No_spl_freqs=1

! Added to correct bug in DIAG:SENS#:EEPROM:CALFR?

490

PRINT Frst_std_freq,Std_freq_step,No_std_freqs,No_spl_freqs

500

510

520

! When you query the 58542 for frequencies and Cal Factors there will be

530

! No_std No_spl_freqs = number of items you need to read

540

550

No_cal_pnts=No_stNo_spl_freqs

560

REDIM Freqs(No_cal_pnts),Clfcs(No_cal_pnt)

! Dimension according to number of Cal Factors to be read in.

570

PRINT There are ;No_cal_pnts; of Cal Factors in this sensor.

580

590

OUTPUT @Pwr_mtr;SENS1:CORR:EEPROM:FREQ?

! Asks the 58542 for the Frequency array from sensor 1

600

ENTER @Pwr_mtr;Freqs(*)

610

PRINT Freqs(*)

620

630

OUTPUT @Pwr_mtr;SENS1:CORR:EEPROM:CALF?

! Asks the 58542 for the Frequency array from sensor 1

640

ENTER @Pwr_mtr;Clfcs(*)

650

PRINT Clfcs(*)

660

670

!##############################################################################

680

! Now that all the Cal Factors are loaded with their corresponding frequencies,

690

! we need to create a table of interpolated Cal Factor points based upon the frequencies used

700

! and number of measurement points in the test program.

710

720

! First get a couple pieces of necessary information

730

740

INPUT Input sweep START frequency in GHz.,Strt_freq

750

INPUT Input sweep STOP frequency in GHz.,Stop_freq

760

INPUT Number of points per sweep. 100 to 400 suggested.,Swep_pnts

770

IF Strt_freq>Stop_freq THEN

780

PRINT Make STOP freq. > START freq.

790

WAIT 1

800

GOTO 740

810

ELSE

820

IF Strt_freq<.051 THEN GOTO 740

830

IF Swep_pnts<1 THEN GOTO 740! You can put additional requirements in this section.

840

END IF

850

Strt_freq=1.E+9*Strt_freq

860

Stop_freq=1.E+9*Stop_fr

! Set units to Hz

870

REDIM Corr_clf(Swep_pnts),Rdgs(Swep_pnts),Rdgs_corr(Swep_pnts)

! Re-sized to match number of measuremen
! points in sweep

880

890

! Interpolation routine creates Cal Factor Correction Table in Clf_corr(*)

900

! Values are in dB!!!! NOT W linear units

910

920

FOR I=1 TO Swep_pnts

! For each point in Clf_corr(*)

930

Rdgs(I)=1

Содержание 58542

Страница 1: ...nyon Road San Ramon CA 94583 925 328 4650 800 726 4442 925 328 4700 Fax v Customer Service 800 444 2878 925 328 4702 Fax Publication 21555 Rev E September 2002 58542 VXIbus Universal Power Meter Operation Maintenance Manual www gigatronics com ...

Страница 2: ...er than Giga tronics service There is no implied warranty of fitness for a particular purpose nor is Giga tronics liable for any consequential damages Specification and price change privileges are reserved by Giga tronics All technical data and specifications in this publication are subject to change without prior notice and do not represent a change without prior notice and do not represent a com...

Страница 3: ...DECLARATION OF CONFORMITY ...

Страница 4: ......

Страница 5: ... 2 1 Range 1 4 1 2 2 Accuracy 1 4 1 2 3 Zeroing Accuracy Standard CW Sensors 1 5 1 2 4 Meter Functions 1 7 1 2 5 Measurement Speed 1 7 1 2 6 Inputs Outputs 1 8 1 2 7 Power Requirements 1 8 1 2 8 General Specifications 1 9 2 Operation 2 1 Preparation for Use 2 1 2 2 Installation 2 1 2 3 Initial Setup 2 2 2 3 1 Logical Address 2 2 2 3 2 Data Transfer Bus Arbitration 2 3 2 4 Sensor Precautions 2 4 2 ...

Страница 6: ...2 5 17 1 VPROPF Configuration 2 29 2 5 17 2 Cal Factor Error Control 2 29 2 5 18 High Speed Measurements 2 30 2 5 18 1 Operating Mode Control 2 30 2 5 18 2 Approximate Measuring Speeds 2 32 2 5 18 3 Triggering Notes 2 33 2 5 18 4 Measurement Level Notes 2 33 2 5 19 Peak Power Sensor Triggering 2 34 2 5 20 Averaging 2 36 2 5 21 Relative or Referenced Measurements 2 37 2 5 21 1 Error Control 2 37 2 ...

Страница 7: ...L Triggers Local Bus 3 10 3 6 2 CPU Memory 3 11 3 6 2 1 Processor 3 11 3 6 2 2 Real Time Clock Timer 3 11 3 6 2 3 Interrupt Controller 3 11 3 6 2 4 Bus Error Timer 3 11 3 6 2 5 Local Address Decoders 3 11 3 6 2 6 Drivers Transceivers 3 11 3 6 2 7 Local Memory 3 11 3 6 2 8 LED Drivers 3 11 4 Calibration Testing 4 1 Introduction 4 1 4 2 Equipment Required 4 1 4 3 Calibration Procedures 4 2 4 3 1 Cal...

Страница 8: ... WAVE ANALOG VXI REV N 6 14 21356 PCB ASSY DIGITAL REV K1 6 25 21356 A00 PCB ASSY PRE WAVE DIGITAL VXI REV D 6 27 21418 PCB ASSY VXI PROCESSOR REV B 6 30 6 3 List of Manufacturers 6 31 7 Diagrams 7 1 Introduction 7 1 58542 VXI Power Meter DWG 21406 Rev 1 1 of 1 7 3 Analog PC Assy A1 DWG 21359 Rev R 1 of 2 7 4 Analog Circuit Schematic A1 DWG 21360 Rev A 1 of 6 7 6 Digital PC Assy DWG 21356 Rev K1 1...

Страница 9: ... A 24 A 5 6 TRIGgering Example 6 A 26 A 6 Channel Configuration Examples A 28 A 6 1 Single Sensor Power Measurement A 28 A 6 2 Ratio Measurement A 28 A 6 3 Difference Measurement A 28 A 7 Cal Factor Examples A 29 A 7 1 Cal Factor Example 1 A 29 A 7 2 Cal Factor Example 2 A 29 A 7 3 Cal Factor Example 3 A 30 A 7 4 Cal Factor Example 4 A 31 A 7 5 Cal Factor Example 5 A 32 A 8 High Speed Measurement ...

Страница 10: ...odulation Power Sensors B 2 B 2 2 BAP Mode Limitations B 5 B 2 3 Peak Power Sensors B 6 B 2 4 Directional Bridges B 8 B 3 Power Sensor Calibration B 10 B 3 1 Equipment Required B 10 B 3 2 Procedure B 10 C Options C 1 Introduction C 1 C 2 Option 02 256K Buffer C 1 21335 EXTRA MEMORY 128K 8540 02 REV A C 1 Index 58542 VXIbus Universal Power Meter Index 1 ...

Страница 11: ...nd Tree 2 21 Figure 2 8 VPROPF Configuration 2 29 Figure 2 9 SCPI Status Structure Registers 2 41 Figure 3 1 VXI Power Meter System Block Diagram 3 1 Figure 3 2 Analog PC Assembly Block Diagram 3 2 Figure 3 3 Calibrator Internal Power Standard Configuration 3 4 Figure 3 4 Digital PC Assembly A2 Block Diagram 3 8 Figure 3 5 VXI Processor A3 Block Diagram 3 9 Figure 4 1 Calibrator Reference Level Te...

Страница 12: ... Table 2 6 SCPI Standard Error Messages 2 59 Table 2 7 Device Specific Error Messages 2 60 Table 3 1 VXI Power Meter Circuit Assemblies 3 1 Table 5 1 Diagnostic Commands 5 5 Table 6 1 List of Manufacturers 6 31 Table B 1 Power Sensor Selection Guide B 2 Table B 2 Power Sensor Cal Factor Uncertainties B 5 Table B 3 Modulation Sensor Specifications B 6 Table B 4 8035XA Peak Power Sensor Selection Gu...

Страница 13: ... its performance parameters 2 Operation Contains a guide to the instrument and its configuration menus 3 Theory of Operation Contains a block diagram level description of the instrument and its circuits for maintenance and applications 4 Calibration Testing Contains procedures for inspection calibration and performance testing 5 Maintenance Contains procedures for maintenance and troubleshooting 6...

Страница 14: ...listing of contents for the 58542 Changes that occur after production of this publication and Special Configuration data will be inserted as loose pages in the publication binder Please insert and or replace the indicated pages as detailed in the Technical Publication Change Instructions included with new and replacement pages ...

Страница 15: ... strictly corrected or observed could result in injury or death of personnel An example is the proximity of high voltage Caution The CAUTION statement is enclosed with single lines and centered in the page This calls attention to a situation or an operating or maintenance procedure or practice which if not strictly corrected or observed could result in temporary or permanent damage to the equipmen...

Страница 16: ...58542 VXIbus Universal Power Meter xii Publication 21555 Rev E September 2002 Symbols Block diagram symbols frequently used in the publication are illustrated below ...

Страница 17: ...in a permanent record of publication change data Corrected replacement pages will be issued as TPCI Technical Publication Change Instructions and will be inserted at the front of the binder Remove the corresponding old pages insert the new pages and record the changes here TPCI Number TPCI Issue Date Date Entered Comments ...

Страница 18: ...58542 VXIbus Universal Power Meter xiv Publication 21555 Rev E September 2002 ...

Страница 19: ... When the accompanying product has been configured for user specific application s supplemental pages will be inserted at the front of the publication binder Remove the indicated page s and replace it them with the furnished Special Configuration supplemental page s ...

Страница 20: ...58542 VXIbus Universal Power Meter xvi Publication 21555 Rev E September 2002 ...

Страница 21: ...e at 50 MHz traceable to the National Institute of Standards and Technology NIST The thermistors inherent linearity produces 51 precisely controlled power levels from 30 to 20 dBm for linearizing the diodes in the power sensors The excellent resulting linearity of 0 5 0 02 dB complements the low VSWR of the sensors and tightly specified Cal Factor uncertainty The Cal Factors are stored in EEPROMs ...

Страница 22: ...n an environment free from excessive dust and dirt and in the temperature range of 40 C to 70 C 1 1 5 Cooling No special cooling is required If the module is to be operated outside of a properly ventilated VXI frame auxiliary air circulation is required such as a small fan directed at the module 1 1 6 Receiving Inspection Use care in removing the instrument from the carton and check immediately fo...

Страница 23: ...g it in the shipping container Completely fill the areas on all sides of the instrument with packaging material Take extra precaution to protect the front and rear panels Seal the package with strong tape or metal bands Mark the outside of the package FRAGILE DELICATE INSTRUMENT If corresponding with the factory or the local Giga tronics sales office regarding reshipment please provide the model a...

Страница 24: ...100 pW 50 Watt 1 Single Sensor Dynamic Range CW Sensors 90 dB1 Peak Power Sensors 40 dB Peak 50 dB CW1 Calibrator Power Sweep calibration signal to dynamically linearize the sensors Frequency 50 MHz nominal Settability The 1 mW 0 0 dBm level in the Power Sweep Calibrator is factory set to 0 7 traceable to the National Institute of Standards and Technology NIST Measure within 15 seconds of setting ...

Страница 25: ...dB range from 70 16 dBm 0 02 dB 0 dB 0 05 dB dB from 16 20 dBm 0 04 dB from 70 16 dBm Linearity Temperature Coefficient 0 1 C temperature change following Power Sweep Calibration 24 hour warm up required 0 3 C temperature change following Power Sweep Calibration 24 hour warm up required 8035XA Series Sensors Zero Set 50 pW2 Zero Drift 100 pW during 1 hour2 Noise 50 pW measured over any 1 minute in...

Страница 26: ... Power Meter 1 6 Publication 21555 Rev E September 2002 Figure 1 1 illustrates the instrument Linearity plus Typical Noise and Zeroing Error vs Input Power The X axis scale is sensor dependent Figure 1 1 Instrument Linearity ...

Страница 27: ...ter measurement in the Normal Mode Swift Mode allows triggering of individual data points and stores the data in the 58542 memory Burst Mode also buffers measurement data measurement timing of individual data points is controlled by setting the time interval 0 001 to 5 000 sec between the data points following a single group burst trigger event dB Offset Relative Allows both relative readings and ...

Страница 28: ...or Channel 2 in either Lin or Log units1 Accuracy 1 0 32 mV 10 10 V Linearity 0 3 Trigger Input Connects EXT trigger at the EXT TRIG BNC TTL level input signal for fast reading of buffered data modes Voltage Proportional to Frequency in GHz Automated Cal Factor correction Input the analog VpropF signal level from the microwave signal source to the VPROPF IN BNC1 Input Range 0 10 V Accuracy 1 0 32 ...

Страница 29: ...roximately 3 V m may degrade performance this degradation occurs at measured levels below 36 dBm and when the field frequency is nominally between 50 and 1000 MHz Non Operating 40 C 70 C 40 F 158 F Physical Characteristics Dimensions C size single slot VXI standard 30 mm 1 2 in wide 234 mm 9 2 in high 340 mm 13 4 in deep Weight 2 5 kg 5 5 lbs Accessories Included Two detachable sensor cables ...

Страница 30: ...58452 VXIbus Universal Power Meter 1 10 Publication 21555 Rev E September 2002 ...

Страница 31: ...trument into the mainframe rock it gently back and forth to fully seat the connectors into the backplane receptacles The ejectors will be at right angles to the front panel when the instrument is properly seated The two captive screws above and below the ejectors secure the instrument into the chassis The power meter contains three printed circuit assemblies 1 The Analog board 2 VXI Processor boar...

Страница 32: ...5 are reserved for special functions Address 0 identifies the Resource Manager slot and controller address 255 permits the Resource Manager to dynamically address the unit based on the chassis VXI slot To change the logical address set the respective sections on the eight position DIP switch The switch is accessible after removing the right cover See Figure 2 1 The address is set with binary value...

Страница 33: ...hained by jumpers See Figure 2 2 The VMEbus specifications describe three priority schemes 1 Prioritized 2 round robin and 3 single level Prioritized arbitration assigns the bus according to a fixed priority scheme where each of four bus lines has a priority from highest BR3 to lowest BR0 Round robin arbitration assigns the bus on a rotating basis Single level arbitration accepts requests only on ...

Страница 34: ...rned to tighten the RF connection Mechanical damage to the connector can result if improperly handled when connecting the sensors Scratched or damaged connector mating surfaces can lead to inaccurate measurements If a sensor is connected to CW or peak power devices with power output in excess of 23 dBm 200 mW degradation or destruc tion of the diode can occur Diodes degraded or destroyed in this m...

Страница 35: ...model The 58542 uses the Sense Subsystem of the Measurement Function Block to implement commands that apply specifically to the individual power sensors sensor 1 and sensor 2 For example the SENSe2 CORRection OFFSet command corrects for the attenuation of a signal that passes through an attenuator or coupler before it is measured by power sensor 2 Figure 2 3 illustrates the SCPI subsystem model 2 ...

Страница 36: ...r 1 2 5 4 Measurement Triggering The power meter uses the Trigger Subsystem to trigger measurements in two different operational modes a normal mode which maximizes the instrument s functionality and swift and burst modes that maximize the power measurement rate 2 5 5 Memory Functions The MEMory commands control the configuration of the automated Voltage Proportional to Frequency VPROPF or VF sens...

Страница 37: ...nt and sensor calibration functions The commands program EEPROMs inside the meter and individual sensors If desired a password function is incorporated to prevent unauthorized personnel from altering calibration information Table 5 1 in Chapter 5 lists available Diagnostic commands Table 2 1 IEEE Required Command Codes Mnemonic Name CLS Clear Status Command ESE Standard Event Status Enable Command...

Страница 38: ...n counter to be cleared The REFerence command allows channel based offset values For example using CALC REF COLL automatically converts the inverse of the current channel measurement value to an offset simplifying the 1 dB compression testing of amplifiers MIN and MAX commands monitor deviation of measured values over a user controllable time period The two software calculation channels can indivi...

Страница 39: ...sensor frequency response characteristics Controlling Peak Power Sensor triggering Sense subsystem commands control functions that are related directly to the individual power sensors For example these commands control items that would not apply to numerical alteration of a ratio measurement of Sensor1 Sensor2 Controls that would apply to that type of a configuration are channel functions not sens...

Страница 40: ...apply only to Giga tronics Peak Power Sensors The DELay and LEVel functions of these Peak Power Sensor controls apply to the 80350A Peak Power Sensors The AVERage and CORRection commands apply to all Series 803XXA CW Peak Power Sensors STATe ON OFF controls for COUNt and DELay previous page are not shown ...

Страница 41: ...ommand errors which are commonly caused by using illegal configuration commands during Swift or Burst Modes SOURce IMMediate triggering allows the 58542 to control measurement triggering this is the default configuration External triggering is performed using a TTL signal input BUS allows software controlled triggering COUNt refers to the number of data points to store in the meter s 5000 reading ...

Страница 42: ...ed in angle brackets 2 5 11 3 Italics in Syntax Descriptions Some command syntax descriptions show certain words in italics such as space and comma to indicate where the character must be included within a command string 2 5 11 4 Query Format Except where specifically noted all query commands are formed by adding a question mark to the command header Be sure to omit command parameters when using t...

Страница 43: ...0 SRE Query return the status register mask value STB Query status byte register 2 40 TRG BUS Trigger Event 2 22 TST Query self test result 2 55 WAI Wait following command completion 2 23 Function Codes ABORt Halts measurement triggering 2 49 CALCulate channel 1 to 2 DATA Query channel 1 2 burst mode data 2 30 CALCulate channel 1 to 2 CHANnel DIFFerencespace sensor 1 or 2commasensor 2 or 1 Configu...

Страница 44: ...reference for relative measurements 2 37 CALCulate channel 1 to 2 REFerence MAGnitude dB Offset value from 299 999 to 299 999 Set channel 2 reference offset value in dB Reset channel 2 Relative meas operation CALCulate channel 1 to 2 REFerence COLLect Take channel 2 reading as reference value Reset with CALC REF 0 0 CALCulate channel 1 to 2 STATespace ON OFF Disable channel 1 measurement 2 26 CALC...

Страница 45: ...MOVing or REPeat Set sensor 1 to acquire fresh measurement data before averaging SENSe sensor 1 or 2 CORRection EEPROM TYPE Query sensor 1 eeprom type 2 53 SENSe sensor 1 or 2 CORRection EEPROM FREQuency Query sensor 1 eeprom frequency table SENSe sensor 1 or 2 CORRection EEPROM CALFactor Query sensor 1 eeprom cal factor table SENSe sensor 1 or 2 CORRection FREQuency CW FIXed 5e7 Set sensor 2 freq...

Страница 46: ...VERSion Query SCPI version 2 52 TRIGger IMMediate Trigger measurement cycle 2 22 TRIGger SOURcespace instrument triggering source IMMediateBUS HOLD or EXTernal Set instrument measurement trigger source to IMMediate TRIGger MODEspace burst mode data gathering POST trigger receipt or PRE trigger receipt Set Burst or Swift mode data collection relative to Timing of event trigger post 2 21 TRIGger DEL...

Страница 47: ...y within the lower 15 dB of a sensor s dynamic range For standard sensors this is 55 dBm CAL Syntax CALibration sensor 1 or 2 SENSor Example OUTPUT PWR_MTR CAL1 CALIBRATE SENSOR 1 Description This command begins the sensor power sweep calibration process Power sweep calibration can be performed only during Normal mode The sensor must be attached to the front panel CALIBRATOR use an adapter for hig...

Страница 48: ...e the sensor disconnected Do not connect the sensor to the power meter front panel calibrator port If the meter detects excessive RF power at the start of the zeroing process generally above 50 dBm for standard sensors zeroing will automatically fail CAL ZERO Syntax CALibration sensor 1 or 2 ZERO Example OUTPUT PWR_MTR CAL1 ZERO ZERO SENSOR 1 RETURN PASS FAIL STATUS Response 0 Pass 1 Fail Descript...

Страница 49: ...sensor 1 and the ratio of the power levels incident upon sensor 2 and 1 FETCh is used with NORMal mode measurements when INITiate IMMediate is active and for reading SWIFt BURSt Mode measurement data from the meter s data buffer MEAS Syntax MEASure channel 1 to 2 SCALar POWer Example OUTPUT PWR_MTR MEAS2 ARMS TRIGGERS AND MEASURES CHANNEL 2 POWER IN NORMAL MODE Response A power measurement Descrip...

Страница 50: ...an error Set INIT CONT to OFF when using READ There are no device specific errors for the preset configuration or status reset commands except the high level 300 Device specific error response Example programs for Reading Power Measurements are contained in Appendix A OPC Example OUTPUT PWR_MTR OPC OPC ALLOWS ONE TIME SRQ ENABLE Description The OPC command determines when an operation is completed...

Страница 51: ...n the NORMal Mode Provision has been made for a hardware ready for new trigger type handshaking capability using the analog output BUS triggering is available for all operating modes BURSt SWIFt and NORMal IMMediate triggering allows the 58542 to free run and perform continuous measurements This is the default setting To INITiate on IMMediate to increase measurement speed During Normal Mode with b...

Страница 52: ...riggering and operating mode compatibility Operating Mode IMM BUS HOLD EXT NORMal X X X SWIFt X X X BURSt X X If the power meter has been configured for EXT triggering in the BURSt or SWIFt modes and the operating mode is switched to NORMal the triggering configuration remains EXT However if the configuration is IMM in NORMal mode and the meter is switched to BURSt it automatically switches to BUS...

Страница 53: ...542 from 1 to 128 000 on one channel with option 02 and 1 to 64000 for two channels with option 02 Example OUTPUT PWR_MTR TRIG COUN 100 SETS BURST OR SWIFT MODE BUFFER READING NUMBER TO 100 Description The power meter has an internal and expandable data buffer for storing measurement data until the slot 0 controller resource manager is ready to read the data During the SWIFt or BURSt modes this co...

Страница 54: ... use MEAS or INIT with READ to perform the measurement Another legal measurement control option would be INIT with TRIG IMM and FETC When INITiate CONTinuous is ON the instrument triggering cycle resets continuously That is upon instrument triggering data is constantly being acquired and updated Upon completion of a trigger cycle the meter will immediately enter the wait for trigger state rather t...

Страница 55: ...s present at the two sensors When UNITs are dBm RATio configuration produces measurements in dB When UNITS are Watts RATio configuration measurements are percentage This command does not have a query format For the above example the response to a CALC1 query is RAT 2 1 This command should be executed only after the designated sensor has been calibrated CALC DIFF Syntax CALCulate channel 1 to 2 CHA...

Страница 56: ...Tio configuration produces measurements in dB and POWer and DIFF measurements in dBm When UNIT is Watts the RATio configuration measurements are percentages and POWer and DIFF measurements are in Watts CALC STAT Syntax CALCulate channel 1 to 2 STATespace ON OFF Example OUTPUT PWR_MTR CALC1 STAT OFF DISABLES CHANNEL 1 MEASUREMENT Description This command turns a channel off or on Default is ON Duri...

Страница 57: ...RRection FREQuency CW FIXed 5e7 Example OUTPUT PWR_MTR SENS2 CORR FREQ 5E7 SETS SENSOR 2 FREQUENCY TO 50 MHZ Response 0 off 1 on Description This command allows correcting for sensor frequency response characteristics The power meter uses this frequency to automatically interpolate and apply the Cal Factor for that sensor computed from Cal Factor data points stored within each sensor s EEPROM Unle...

Страница 58: ...58542 is 0 0 V Syntax MEMory TABLe FREQuency Example OUTPUT PWR_MTR MEM FREQ QUERIES VPROPF START FREQUENCY Description This VPROPF command reports the start frequency setting MEM SEL Syntax MEMory TABLe SELectspace ANALOGout VPROpf1 VPROpf2 Example OUTPUT PWR_MTR MEM SEL VPROPF1 SELECTS MEMORY TABLE VPROPF1 FOR EDITING IN FOLLOWING LINES Description This command selects between one of three edita...

Страница 59: ...ency range For example sending SENS1 CORR FREQ 18 4e9 when an 18 GHz max 80301A CW Power Sensor is attached will yield a device specific error Figure 2 8 VPROPF Configuration MEM SLOP Syntax MEMory TABLe SLOPespace Volts per Hz Example OUTPUT PWR_MTR MEM SLOP 1E 9 SETS VPROPF SLOPE TO 1 V GHZ Description This command sets the V Hz relationship for automated Cal Factor correction Syntax MEMory TABL...

Страница 60: ...PAP or BAP CALC DATA Syntax CALCulate channel 1 to 2 DATA Example OUTPUT PWR_MTR CALC1 DATA QUERIES CHANNEL 1 2 BURST MODE DATA Description This command interrupts the burst measurement and dumps the measurement buffer All empty locations will be filled with 300 before the data dump The Burst mode remains active after this command so that a trigger will start a new measurement reference The comman...

Страница 61: ...ger event The number of measurements taken is controlled by TRIG COUNt Timing can be set in 0 001 second increments from 0 000 to 5 000 inclusive Setting this control to 0 000 activates the highest reading rate possible with 58542 5100 readings per second Triggering of the Peak Power Sensor occurs independently from instrument triggering There is a moderate ability to control triggering at the Pea...

Страница 62: ... TRIGger COUNt Example OUTPUT PWR_MTR TRIG COUN QUERY BURST OR SWIFT MODE BUFFER NUMBER Response Response is a single number the number of data points stored in memory during Burst of Swift modes Description This query returns the current setting of the number of data points to collect in the meter s internal data buffer during BURSt or SWIFt Mode Table 2 3 Approximate Measurement Speeds Range dBm...

Страница 63: ... CALC MODE SWIF command to enter the SWIFt Mode IMM instrument triggering will remain IMM but a device specific error will be generated whenever specifying a TRIG COUN higher than 1 Using the FETCh measurement query taking accurate measurements can be done anyway do not set TRIG COUN Using FETCh when having time dependent measurement processes can be a little tricky unless using SRQs If the 58542 ...

Страница 64: ...SMA adapters are available from Giga tronics CW triggering sets the power sensors to measure CW power and triggering is essentially disabled CW is automatically set by the 58542 during power sweep calibration do not apply any triggering to the peak power sensor during power sweep calibration Be sure to set the trigger level SENS TRIG LEV after the INTernal or EXTernal triggering is selected Syntax...

Страница 65: ... the sensor housing is not 50 ohms it is a high impedance to prevent damage from triggering inputs such as 5 0 V TTL signals Using a high speed 50 Ω trigger source this may cause unwanted signal reflections and noise on the trigger line An SMB to SMB attenuator is available from Giga tronics to alleviate this condition The attenuation reduces the reflected noise and reduces eliminates the noisy tr...

Страница 66: ... high power levels measured minimum averaging is applied to optimize measurement speed As the power level drops additional averaging is applied to steady the measured data reading Syntax SENSe sensor 1 or 2 AVERage TCONtrolspace data acquisition averaging method MOVing or REPeat Example OUTPUT PWR_MTR SENS1 AVER TCON REP SETS SENSOR 1 TO ACQUIRE FRESH MEASUREMENT DATA BEFORE AVERAGING Description ...

Страница 67: ...el errors Use CALC REF commands only in the NORMal Mode Attempts to use these commands in the SWIFt and BURSt modes will be ignored and the error 300 Device specific error Normal mode is off will be generated CALCulate REFerence Syntax CALCulate channel 1 to 2 REFerence STATespace ON OFF Example OUTPUT PWR_MTR CALC2 REF STAT ON ACTIVATES LEVEL REFERENCE FOR RELATIVE MEASUREMENTS Description This c...

Страница 68: ...mand enters the current power level reading as the offset value Syntax SENSe sensor 1 or 2 CORRection OFFSet MAGnitude space offset value in dB 99 99 to 99 99 Example OUTPUT PWR_MTR SENS2 CORR OFFS 10 2 COMPENSATE SENSOR 2 FOR 10 2 DB ATTENUATION Description This command enters a specific sensor offset value Syntax SENSe sensor 1 or 2 CORRection OFFSet MAGnitude Example OUTPUT PWR_MTR SENS2 CORR O...

Страница 69: ...ed afterward CLS also clears the output queue takes 0 3 sec to complete this function ESE Syntax ESEspace event status register value 0 to 255 Example OUTPUT PWR_MTR ESE 16 ENABLES BIT 4 OF EVENT STATUS REGISTER MASK Description This command sets clears the event status register enable mask ESR Example OUTPUT PWR_MTR ESR RETURNS EVENT STATUS REGISTER VALUE Description This query returns the curren...

Страница 70: ...turns the operation event register result Syntax STATus OPERation ENABlespace event register value 0 through 65535 Example OUTPUT PWR_MTR STAT OPER ENAB 1 SETS THE EVENT REGISTER ENABLE MASK Description This command sets the enable mask which allows true conditions in the event register to be reported in the summary bit STAT PRES Syntax STATus PRESet Example OUTPUT PWR_MTR STAT PRES CLEARS ALL THE...

Страница 71: ...tatus of the power meter Together with the status byte also see commands STB or SRE and the operation status register STATus OPERation the event status register provides information on several critical 58542 functions and error conditions Figure 2 9 SCPI Status Structure Registers 7 6 5 4 3 2 1 0 Power On 0 Command Error Execution Error Device Dependent Error 0 0 Operation Complete Value 128 Value...

Страница 72: ...ts must be enabled individually They can be cleared or turned off as a group by sending the CLS command To use the event status register bit 5 of the status byte must also be enabled by sending the command SRE 32 The ESR query returns the current value of the event status register 2 5 23 2 Status Byte Register Notes 1 The condition indicated in bits 1 through 5 must be enabled by the Service Reque...

Страница 73: ...ABLES CHANNEL 2 MAXIMUM TRACKING Description ON activates the MAX monitoring function The maximum value of the channel not sensor is monitored until the value is reset by CALC MAX STAT ON or CALC MAX STAT OFF is sent Syntax CALCulate channel 1 to 2 MAXimum STATe Example OUTPUT PWR_MTR CALC2 MAX STAT QUERIES CHANNEL 2 MAXIMUM MODE Response 1 is for ON or 0 for OFF Description Reports ON or OFF stat...

Страница 74: ...a limit violation the 58542 must be queried to receive information regarding pass fail status of limit line violations Automatic notification of limit line violations is accomplished using the status byte and the operation register A controller can be notified of a limit line violation via the request service SRE command After the controller receives the request service query the event status regi...

Страница 75: ...LIMIT CHECKING Response 0 off 1 on Description This command activates and deactivates the limit line checking The default condition is OFF Syntax CALCulate channel 1 to 2 LIMit STATe Example OUTPUT PWR_MTR CALC1 LIM STAT QUERIES CHANNEL 1 ON OR OFF STATUS Response 0 off 1 on Description This command reports the activated or deactivated status of limit line checking Syntax CALCulate channel 1 to 2 ...

Страница 76: ...resent on the analog output connector Syntax MEMory TABLe CHANnel Example OUTPUT PWR_MTR MEM CHAN QUERIES ANALOG CHANNEL NUMBER Response Response is channel 1 to channel 2 Description This query reports which channel will be present on the analog output connector MEM SELect Syntax MEMory TABLe SELectspace ANALOGout VPROPF1 VPROPF2 Example OUTPUT PWR_MTR MEM SEL VPROPF1 SELECTS MEMORY TABLE VPROPF1...

Страница 77: ... 0 TO 0 01 WATTS Description If linear units are selected for analog output control this command selects the beginning and end points of the power levels which will be assigned corresponding voltages at the analog output Also see MEM VOLT below Syntax MEMory TABLe POWer Example OUTPUT PWR_MTR MEM POW QUERIES ANALOG OUT POWER RANGE IN DBM Response Response is two dBm values separated by a comma ind...

Страница 78: ...ON ENABLES ANALOG OUT FUNCTION Description This command activates and deactivates the analog output The analog output will not operate unless this control is set to ON Syntax OUTPut BNC ANAlog STATe Example OUTPUT PWR_MTR OUTP ANA QUERIES ANALOG OUT FUNCTION STATUS Response 1 for ON or 0 for OFF Description This query reports the ON or OFF status of the analog output ...

Страница 79: ...e 58542 power meter each time a new sensor is attached 2 5 28 Halting Operation ABORt RCL Syntax RCLspace memory location number 0 to 20 Example OUTPUT PWR_MTR RCL 19 RECALL 58542 REGISTER 19 Description Recalls instrument configuration 0 is the PRESet configuration SAV Syntax SAVespace memory location number 1 to 20 Example OUTPUT PWR_MTR SAV 20 SAVES AT 58542 REGISTER 20 Description Saves curren...

Страница 80: ...TUS REGISTER VALUE Description This command resets the 58542 Status information buffers See Table 2 4 Note that these are not the power ON conditions SYSTem PRESet Example OUTPUT PWR_MTR SYST PRES RESET 58542 CONFIGURATION Description This command resets the 58542 configuration to a known condition SYST PRES is identical in function to RST Command Default Minimum Maximum Table 2 4 Reset Power on D...

Страница 81: ...7 OFF 0 OFF OFF 1e 6 20 0 1 7 IMMediate 1 0 99 999 5e 8 30 0 0 1 512 4e10 99 999 104e 3 20 0 5 000 TRIGger COUNt DELay MODE SOURce 1 0 000 POST IMMediate 0 0 000 128000 5 000 UNIT1 2 POWer dBm POWER ON will override the internal battery back up memory and reset only the following configuration items as shown below All other configuration items will remain the same as was true before power OFF CALC...

Страница 82: ...R MODEL Response Giga tronics 58542 0 1 09 where 1 09 is software version Description The IDN is the identify query command defined by IEEE 488 2 Upon receipt of this command the power meter will output a string that identifies itself as the Giga tronics 58542 and indicates the firmware version number SENS CORR EEPROM TYPE Syntax SENSe sensor 1 or 2 CORRection EEPROM TYPE Example OUTPUT PWR_MTR SE...

Страница 83: ...ample OUTPUT PWR_MTR OUTP ROSC QUERIES INST MFGR MODEL Description This query command returns the ON or OFF status of the meter s built in reference oscillator SENSe CORRection EEPROM TYPE Syntax SENSe sensor 1 or 2 CORRection EEPROM TYPE Example OUTPUT PWR_MTR SENS1 CORR EEPROM TYPE QUERIES SENSOR 1 EEPROM TYPE Response Typically 80301 1818436 which is model number and serial number respectively ...

Страница 84: ... number of items matches the sum of the number at standard frequencies and the number of special frequencies reported by DIAG SENS1 EEPROM CALFR SENSe CORRection EEPROM FREQuency Syntax SENSe sensor 1 or 2 CORRection EEPROM FREQuency Example OUTPUT PWR_MTR SENS1 CORR EEPROM FREQ QUERIES SENSOR 1 EEPROM FREQUENCY TABLE Response Typically 5 000e7 2 000e9 Description Provides a listing of calibration...

Страница 85: ...esultant output voltage with the system ADC It then compares the results with the limits shown to the left and if it is outside any limit it will set the error number corresponding to that voltage level 101 1000 950 1050 102 2000 1900 2100 103 3000 2850 3150 104 4000 3800 4200 105 5000 4750 5250 106 6000 5700 6300 107 7000 6650 7350 108 8000 7600 8400 109 9000 8550 9450 110 10000 9500 10500 200 0 ...

Страница 86: ...ing to that voltage level 601 1000 950 1050 602 2000 1900 2100 603 3000 2850 3150 604 4000 3800 4200 605 5000 4750 5250 800 0 0 50 GAIN AMP 2 This test steps the sensor input amplifier offset DAC from 0 volts to 5 volts in 1 volt steps sets the second stage gain to 1 and measures the second stage output voltage with the system ADC It then compares the results with the limits shown to the left and ...

Страница 87: ...64 Amp 2 1401 6400 5760 7040 1600 9000 8000 10000 TOO HIGH This test checks the upper limit for the auto range system by applying a voltage from the offset DAC The output of the second stage is monitored while also monitoring the too high comparator output If the comparator output comes true outside of the voltage limits specified to the left the corresponding error number is set 1800 1000 700 110...

Страница 88: ...for write read cycle ability then this test is aborted without an error flag 3001 0x400000 0x43FFFF RAM BANK 2 This does a byte by byte check of the standard RAM at addresses 400000 to 43ffff hex This is done in a non destructive manner by saving the data that is present and then writing a pattern reading it back checking it for validity and then restoring the original An error at any address will...

Страница 89: ...R buffer just prior to entering measurement configurations and measurement routines A listing of compatible standard SCPI error and device specific errors follows Table 2 6 SCPI Standard Error Messages Error Number Description 0 No Error 7 Invalid Error Number 108 Parameter Not Allowed 111 Header Separator Error 113 Undefined Header 120 Numeric Data Error 200 Execution Error 211 Trigger Ignored 21...

Страница 90: ...ibrate1 ZERO No sensor Sensor zeroing error Zeroing error DIAGnostic SENSe1 EEPROM CORRection No valid sensor sensor eeprom data correction factor number does not match No sensor DIAGnostic SENSe1 EEPROM READ No valid sensor No sensor DIAGnostic SENSe1 EEPROM CALFSPecial DIAGnostic SENSe1 EEPROM CALFSTandard No valid sensor Sensor eeprom data is over space Sensor eeprom data cal factor number does...

Страница 91: ...han upper voltage READ1 Data corrupt or stale Normal mode is off Trigger deadlock No valid sensor Burst or swift mode is on TRIG SOUR is not in IMM mode SENSe1 EEPROM CALFactor SENSe1 EEPROM FREQuency No valid sensor Sensor eeprom data is over space No sensor Too much data SENSe1 CORRection VPROpf STATe No valid sensor No sensor SENSe1 TRIGger DELay SENSe1 TRIGger LEVel No valid sensor Sensor is i...

Страница 92: ...58542 VXIbus Universal Power Meter 2 62 Publication 21555 Rev E September 2002 ...

Страница 93: ...ard A2 and the VXI Processor PC Board A3 The Processor contains the microprocessor some ROM and RAM and the VXI interface chip The remainder of the required ROM and RAM is contained on the Digital board Two cables interface to the meter through the VXI Bus Interface connections on the rear panel The Bus Interface goes to the Processor board through connectors P1 and P2 Three front panel BNCs conne...

Страница 94: ...sistor ladder R16 R17 and R18 C167 though shown on the schematic is not loaded on the board U32B C D and associated components provide a 6 pole bessel filter in the low pass configuration 10 kHz with a 120 µs settling time In normal operation the signal will always go through this filter Other paths such as unfiltered TP8 and 1st amp signals are provided for testing only and not used in normal ope...

Страница 95: ...cap the preliminary actions of the incoming signals they first go through the chopper the 1st stage amplifier the 2nd stage amplifier and then the filter The signals are then sent to U23 a 16 1 multiplexer U23 can select one signal to route to U25 the A D converter Most of the other signals are used for testing purposes only During normal operation the signal path will be through the bessel filter...

Страница 96: ...The advantage of this approach is that the linearity of the thermistor leveled oscillator is limited only by the accuracy with which DC voltages can be measured and the stability of the RF calibrator To ensure exceptional stability the thermistor assembly is enclosed in a temperature stabilized environment and a low drift sampling circuit is used to hold the ambient bridge voltage The RF power can...

Страница 97: ... U13B C and U9B 7 The correction circuit to measure the temperature of the PIN diode attenuator so that a correction for the temperature dependent loss of the diodes can be corrected consisting of RT2 and U14C 8 Calibrator NVRAM control circuit U26 and U18 3 4 1 50 MHz Oscillator The first section of the Calibrator Module consists of a colpits oscillator circuit with a controllable power output Th...

Страница 98: ...ing added by the oscillator it is necessary to measure the power delivered to the thermistor with no RF present This is done by turning off the oscillator power closing switch U2C and then measuring the voltage out of the control bridge This is known as the ambient bridge voltage To make this measurement the following conditions are established U8D and U2B are switched open and U8A C are switch cl...

Страница 99: ...r W1 is set to supply a logic 0 to the PPI the operator will have write access to U18 without needing a password 3 4 8 Sensor NVRAM Each sensor has a NVRAM to store all of the calibration constants the date of calibration place of calibration etc This NVRAM is also password protected but has no hardware switch to defeat it The read write control for it is furnished by U24A B C U24D E F Q2 and Q3 Q...

Страница 100: ...4 is in parallel with the battery and allows it to be replaced without losing data Battery current can be measured at R1 TP1 and TP2 At 2 µA the voltage across the test points should measure about 2 mV U8 acts as an 8 bit input port addressed at CSTRG to monitor the eight TTL trigger lines on the VXI bus The 58542 can trigger measurements either from these eight lines or from the TTL trigger BNC i...

Страница 101: ...Interface CPU and Memory LEDs and Drivers 3 6 1 VXI Interface The VXI interface contains 64 kB of Shared Memory a VXI interface gate array and the drivers and transceivers to enable the VME and CPU to access the Shared Bus 3 6 1 1 VXI Gate Array U28 is a 120 pin gate array packaged in a 13x13 pin grid array The gate array generates the necessary signals that control the flow of data from the proce...

Страница 102: ...e other way The U40 transceiver buffers the address modifier lines The VXI chip controls the direction and enables the transceivers U23 and U24 latch the processor data lines D00 to D15 to drive the upper 16 address lines of the VXI A32 space to implement A32 bus mastership The A24 through A31 address lines are buffered by U45 from the VXI bus P2 connector to the gate array U35 is a GAL which cont...

Страница 103: ... Bus Error Timer U2A divides down the VXI 16 MHz clock for the 8 MHz processor U2B is used to generate a bus error signal if timeout occurs before data transfer acknowledgement The timer generates this signal if a processor access cycle exceeds 16 microseconds 3 6 2 5 Local Address Decoders U17 and U18 are address decoding GALs These circuits generate the chip selects and the control lines for acc...

Страница 104: ...58452 VXIbus Universal Power Meter 3 12 Publication 21555 Rev E September 2002 ...

Страница 105: ... the performance test procedures Description Representative Model Key Characteristics CW Thermistor Power Meter HP432A VRF and VCOMP available externally Thermistor Mount HP 478A H75 1 07 VSWR 50 MHz 30 dB return loss Digital Voltmeter DVM Fluke 8842A 0 05 accuracy and 1 µV resolution Directional Coupler 10 dB Mini Circuits ZFDC 10 1 10dB 1 15 SWR 50 MHz Step Attenuator 0 to 90 dB in 10 dB increme...

Страница 106: ...fer error of 0 2 for a total of 0 7 If an equivalent measurement system is used for verification the power reference oscillator output can be verified to 1mW 1 9 1 2 accuracy 0 5 verification system error 0 2 transfer error 1 9 maximum error This test procedure is valid for an ambient temperature range between 15 C and 35 C 59 F to 95 F To ensure maximum accuracy in verifying the Calibrator Output...

Страница 107: ... lead to the VCOMP connector and the negative lead to VRF connector both on the rear panel of the HP 432A 5 Fine zero the HP 432A on the most sensitive range then set the HP 432A range switch to 1 mW 6 Record the DVM indication as V0 7 Turn on the power meter Calibrator RF power by sending OUTP ROSC ON 8 Record the reading shown on the DVM as V1 9 Disconnect the DVM negative lead from VRF on the H...

Страница 108: ...ed value in Step 8 V0 previously recorded value in Step 6 R 200W assuming HP478A H75 mount Calibration Factor value for the thermistor mount at 50 MHz traceable to NIST 12 Verify that the PCAL is within the following limits 1 mW 0 019 mW 0 981 to 1 019 mW For record purposes the measured value of PCAL can be entered on the Performance Verification Test Data Sheet at the end of this chapter ...

Страница 109: ...T MEAS ROUTINE TURNS ON THE CALIBRATOR MEASURES THE POWER OUTPUT IN mW AND CALCULATES CAL FACTOR AND TURNS THE CALIBRATOR OFF AGAIN SENDIT ROUTINE SENDS THE STRING C TO THE DUT Fields in the CALFAC from EEPROM calfac sernum min hr day mo yr enab pswd Note that the password is not sent enab is the password enable bit C DIAG CAL EEPROM GOSUB SENDIT Send the command GOSUB DAT GET THE EEPROM DATA TO P...

Страница 110: ...1 or 2 If the calibration does not complete satisfactorily refer to the calibrator voltage and frequency checks starting in Section 4 3 3 The Linearity test can now be performed as described in Section 4 4 2 This is a complete procedure and must be performed in the exact order given to produce accurate results If this test fails try it again with a different sensor If it still fails refer to the c...

Страница 111: ...ge will vary as the calibrator provides different amounts of RF power This measurement assumes that the calibrator is OFF To verify that the calibrator is off send OUTP ROSC OFF 3 Turn the calibrator ON by sending OUTP ROSC ON Now connect the high side of the DVM to A1U3 pin 7 Measure 2 to 11 volts which should change less than 2 mV per minute If the voltage is incorrect or drifts excessively trou...

Страница 112: ...4 1 GPIB Port Check This procedure confirms that the GPIB port is functional 4 4 1 1 Equipment Required GPIB Controller 4 4 1 2 Procedure 1 Set the power meter s logical address See Section 2 3 for instructions on how to set the address 2 Connect the GPIB controller to the GPIB port of the SLOT 0 plug in next to the power meter See Figure 4 2 3 Send the command IDN This is the standard COMMON iden...

Страница 113: ...mber 2002 4 9 4 Display the response on the controller It should be similar to Giga tronics 58542 0 1 10 The last number is the current software revision number NOTE If the instrument will not respond to the IDN command see the note in Section 2 5 28 ...

Страница 114: ... also have to be considered The specification of power coefficient for the Weinschel attenuator cited in the Equipment List is 0 005 dB dB W The latter will effect the linearity of each 10 dB segment and make it necessary to expand the overall linearity specification by this quantity Connect the test setup shown in Figure 4 3 In assembling the test setup keep in mind that if testing is to be condu...

Страница 115: ...Thermistor Power Meter Directional Coupler Step Attenuator Power Sensor 1 The power meter and sensor should be calibrated by following the instructions in Section 4 3 of this publication 2 The Averaging is set to AUTO by entering SENS1 AVER COUN AUTO ON Enter SENS2 for channel 2 Extreme care is required in the following procedure since the ac curacy requirements are critical to ensure the most acc...

Страница 116: ... the data 5 Set the power output of the RF source so that the thermistor power meter indicates 3 98 mW 0 10 mW 6 Record the new calculated power meter reading and the new power meter reading in the correct columns of the Linearity Data section of the data sheet 7 Set the power output of the RF Source so that the thermistor power meter indicates 3 98 mW 0 10 mW 8 Record the calculated power meter r...

Страница 117: ...nce Minimum Actual Reading Maximum 0 981 mW 1 019 mW Linearity Data 16 dBm to 20 dBm Step Attenuator Value Power Set Point Power Meter Reading P 58542 DUT Reading R Reference Power Ratio 58542 DUT Reading Ratio Linearity Error 1 Linearity Specification Accumulated Linearity Error2 0 dB 1 00 mW 0 025 mW P1 R1 P1 P2 R1 R2 3 98 mW 0 10 mW P2 R2 1 Same as Lin error above 0 dB 3 98 mW 0 10 mW P1 R1 P1 ...

Страница 118: ... Meter Reading P 58542 DUT Reading R Reference Power Ratio 58542 DUT Reading Ratio Linearity Error 1 Linearity Specification Accumulated Linearity Error2 0 dB 1 00 mW 025 m W See Note 3 1 00 mW 0 025 mW 1 Same as Lin error above 10 dB 1 00 mW 0 025 mW P1 R1 P1 P2 R1 R2 10 00 mW 0 25 mW P2 R2 1 20 dB 1 00 mW 0 025 mW P1 R1 P1 P2 R1 R2 10 00 mW 0 25 mW P2 R2 1 30 dB 1 00 mW 0 025 mW P1 R1 P1 P2 R1 R...

Страница 119: ...he soap residue off with a clean damp cloth then dry with a clean dry cloth Make a performance verification check in accordance with the procedures given in Section 4 4 of this publication If the unit will pass all of the performance tests there is no need for calibration 5 2 Power Supply Voltage Checks There are six power supplies They are all located on the A1 Analog PC board In case there is a ...

Страница 120: ...owing replacement procedure is intended for users knowledgeable in the use and care of equipment using non rechargeable lithium batteries Recommended Replacement Battery Tadiran Type TL 5242 Giga tronics P N 21212 5 3 1 Replacement Procedure D 1 Turn OFF the 58542 2 Remove the cover 3 Note the orientation of the battery which is located on the side of the analog input cover The battery is held in ...

Страница 121: ...ng when the next battery replacement is due 11 Test for satisfactory operation of the new battery Turn on the 58542 and calibrate a sensor Turn the 58542 off wait ten seconds and turn on the 58542 The sensor calibration should still be valid as indicated by proper measurement of a power level ...

Страница 122: ...nuators 2 This step verifies the oscillator power control circuits This is done by setting the power to higher and lower levels and measuring the results a Send the command DIAG CAL ATTEN 0 followed by DIAG CAL SOUR X where X is 3 to 13 The resulting power output should range between 13 dB from the first reading taken in Step 1 a to at least 21 dBm b This checks the calibrator control circuits com...

Страница 123: ...BNC TRIGger OUTPUT PWR_MTR DIAG BNC TRIG Query EXT trigger input high 5 V or low 0 00 V status 1 Triggered 0 No trigger DIAGnostic BNC VPROpf OUTPUT PWR_MTR DIAG BNC VPRO Query VPROPF port reading 0 32767 DIAGnostic CALibrator ATTenuatorspace10 OUTPUT PWR_MTR DIAG CAL ATT 10 Set calibrator attenuator to 10 dB 0 40 DIAGnostic CALibrator ATTenuator OUTPUT PWR_MTR DIAG CAL ATT Query calibrator attenu...

Страница 124: ...TR DIAG SENS2 TYPE 80301 0 59 9 22 12 92 0 Edit sensor 2 eeprom type table data model s n cal location min hour day month year password flag 0 Disable 1 Enable DIAGnostic SENS sensor 1 or 2 EEPROM SPEC 1e7 18e9 4100 3900 OUTPUT PWR_MTR DIAG SENS2 SPEC 1E7 18E9 4100 3900 Lower frequency upper frequency video R R DIAGnostic SENS sensor 1 or 2 EEPROM TYPE OUTPUT PWR_MTR DIAG SENS1 EEPROM TYPE Query s...

Страница 125: ...2 0 13 0 14 0 15 0 16 0 17 0 18 Edit sensor 1 eeprom cal factor standard table 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 Standard Cal Factor frequencies Match Start Step and DIAGnostic SENS sensor 1 or 2 EEPROM CALFSPecialspace double quote one or more calfactor values 99 9double quote OUTPUT PWR_MTR DIAG SENS1 EEPROM CALFSP 0 03 0 04 Added sensor 1 cal factors of items matches of Frequencies DIA...

Страница 126: ...58452 VXIbus Universal Power Meter 5 8 Publication 21555 Rev E September 2002 ...

Страница 127: ... DET EXT CABLE ASSY 1 5M 5 FT 6 21556 2 58900 21556 LABEL ESD 7 PS00 00005 1 0GAA9 3001418 STATIC SHIELDING BAG 8 32442 REF 58900 32442 OUTLINE DRAWING FOR 58542 VXI 21383 A00 58542 VXI CHASSIS ASSY REV H Item P N Qty Cage Mfr s P N Description 30008 REF 58900 30008 58542 PRETEST PROCEDURE 1 21375 1 58900 21375 FRT PNL MODEL 58542 VXI 2 30009 REF 58900 30009 58542 CAL PROCEDURE 3 30010 REF 58900 3...

Страница 128: ...8900 21371 PROM SET VXI DIGITAL U 14 21371 REF 58900 21371 PROM SET VXI DIGITAL U 15 21371 REF 58900 21371 PROM SET VXI DIGITAL U 16 21371 REF 58900 21371 PROM SET VXI DIGITAL W 1 21442 1 58900 21442 CABLE ASSY CAL W 2 21405 1 58900 21405 CABLE ASSY SENSOR INPUT W 3 21405 1 58900 21405 CABLE ASSY SENSOR INPUT 21359 PCB ASSY ANALOG VXI REV R Item P N Qty Cage Mfr s P N Description 1 21358 1 58900 2...

Страница 129: ... CC50 03100 1 54583 RD30HX7R103K 01 UF CERAMIC X7R C 28 CC50 03100 1 54583 RD30HX7R103K 01 UF CERAMIC X7R C 29 CC50 03100 1 54583 RD30HX7R103K 01 UF CERAMIC X7R C 30 CC50 03100 1 54583 RD30HX7R103K 01 UF CERAMIC X7R C 31 CE50 06100 1 55680 TVX1H100MAA 10UF 50V AXIAL C 33 CC51 04100 1 04222 SR205C 104KAA 1 UF CERAMIC X7R C 34 CC51 04100 1 04222 SR205C 104KAA 1 UF CERAMIC X7R C 35 CC51 04100 1 04222...

Страница 130: ...IC COG C 68 CC00 02220 1 04222 SR201A222KAA 2200 PF CERAMIC COG C 69 CC00 02220 1 04222 SR201A222KAA 2200 PF CERAMIC COG C 70 CC00 02220 1 04222 SR201A222KAA 2200 PF CERAMIC COG C 71 CC00 02220 1 04222 SR201A222KAA 2200 PF CERAMIC COG C 72 CC50 01100 1 04222 SR151A101JAA 100 PF CERAMIC NPO C 73 CC50 03100 1 54583 RD30HX7R103K 01 UF CERAMIC X7R C 74 CC00 02220 1 04222 SR201A222KAA 2200 PF CERAMIC C...

Страница 131: ...SR205C 104KAA 1 UF CERAMIC X7R C 124 CC51 04100 1 04222 SR205C 104KAA 1 UF CERAMIC X7R C 126 CC51 04100 1 04222 SR205C 104KAA 1 UF CERAMIC X7R C 127 CC51 04100 1 04222 SR205C 104KAA 1 UF CERAMIC X7R C 128 CC51 04100 1 04222 SR205C 104KAA 1 UF CERAMIC X7R C 129 CC51 04100 1 04222 SR205C 104KAA 1 UF CERAMIC X7R C 130 CC51 04100 1 04222 SR205C 104KAA 1 UF CERAMIC X7R C 131 CC51 04100 1 04222 SR205C 1...

Страница 132: ... 173 CE50 06100 1 55680 TVX1H100MAA 10UF 50V AXIAL C 174 CE50 06100 1 55680 TVX1H100MAA 10UF 50V AXIAL C 175 CE50 R6100 1 55680 UVX1H100MDA 10 UF 50V RADIAL LEAD C 176 CE50 R6100 1 55680 UVX1H100MDA 10 UF 50V RADIAL LEAD C 177 CC50 B4470 1 04222 SR305C474KAA 47 UF CERAMIC X7R C 178 CC50 B4470 1 04222 SR305C474KAA 47 UF CERAMIC X7R C 179 CC50 B4470 1 04222 SR305C474KAA 47 UF CERAMIC X7R C 180 CC50 ...

Страница 133: ... ANGLE GREEN LED DS 3 ILRR 20200 1 83330 550 0406 RIGHT ANGLE RED LED J 3 JRDF 00008 1 09769 413524 1 BNC F RT ANG PC MOUNT J 4 JRDF 00008 1 09769 413524 1 BNC F RT ANG PC MOUNT J 5 JRBM 00100 1 58900 JRBM 00100 SMB M PC MOUNT J 6 JRDF 00008 1 09769 413524 1 BNC F RT ANG PC MOUNT J 7 JIA1 07118 1 58900 JIA1 07118 7 PIN STRIPLINE PLUG J 8 JIA1 07118 1 58900 JIA1 07118 7 PIN STRIPLINE PLUG J 9 JIA1 ...

Страница 134: ... R 19 RN55 21000 1 1E4C5 RN 1 4 T2 10K 1 10 K OHMS 1 MET FILM R 20 RN55 21000 1 1E4C5 RN 1 4 T2 10K 1 10 K OHMS 1 MET FILM R 21 RN55 21000 1 1E4C5 RN 1 4 T2 10K 1 10 K OHMS 1 MET FILM R 22 RN55 04020 1 91637 RN55C4020F 402 OHMS 1 MET FILM R 23 RN55 21000 1 1E4C5 RN 1 4 T2 10K 1 10 K OHMS 1 MET FILM R 24 RN55 21000 1 1E4C5 RN 1 4 T2 10K 1 10 K OHMS 1 MET FILM R 25 RN55 13650 1 91637 RN55C3651F 3 65...

Страница 135: ...7 RN55C27R4F 27 4 OHMS 1 MET FILM R 100 RN57 25000 1 58900 RN57 25000 50 0 K OHM 1 MET FILM R 101 RN57 25000 1 58900 RN57 25000 50 0 K OHM 1 MET FILM R 102 RN57 25000 1 58900 RN57 25000 50 0 K OHM 1 MET FILM R 103 RN57 25000 1 58900 RN57 25000 50 0 K OHM 1 MET FILM R 104 RN55 02000 1 91637 RN55C2000F 200 OHMS 1 MET FILM R 105 RN55 00511 1 91637 RN55C51R1F 51 1 OHMS 1 MET FILM R 107 RN55 21000 1 1E...

Страница 136: ...90 1 91637 RN55C2491F 2 49 K OHMS 1 MET FILM R 148 RN55 21210 1 91637 RN55C1212F 12 1 K OHMS 1 MET FILM R 149 RN55 21000 1 1E4C5 RN 1 4 T2 10K 1 10 K OHMS 1 MET FILM R 150 RN55 03740 1 91637 RN55C3740F 374 OHMS 1 MET FILM R 151 RN55 03740 1 91637 RN55C3740F 374 OHMS 1 MET FILM R 152 RN55 11000 1 91637 RN55C1001F 1 K OHMS 1 MET FILM R 153 RN55 11000 1 91637 RN55C1001F 1 K OHMS 1 MET FILM R 154 RN55...

Страница 137: ...00 1 91637 RN55C10R0F 10 OHMS 1 MET FILM R 190 RN55 11000 1 91637 RN55C1001F 1 K OHMS 1 MET FILM R 191 RN55 11000 1 91637 RN55C1001F 1 K OHMS 1 MET FILM R 194 RN55 21000 1 1E4C5 RN 1 4 T2 10K 1 10 K OHMS 1 MET FILM R 195 RN55 21000 1 1E4C5 RN 1 4 T2 10K 1 10 K OHMS 1 MET FILM R 196 RN55 21540 1 91637 RN55C1542F 15 4 K OHMS 1 MET FILM R 199 RN55 21000 1 1E4C5 RN 1 4 T2 10K 1 10 K OHMS 1 MET FILM R ...

Страница 138: ... 2 RTC2 21000 1 56866 QTMC 14 10 K OHM THERMISTOR RT 3 FSS0 00050 1 06090 RXE050 5A RES CIRCUIT BREAKER RT 4 FSS0 00050 1 06090 RXE050 5A RES CIRCUIT BREAKER RT 5 FSS0 00050 1 06090 RXE050 5A RES CIRCUIT BREAKER TP 1 ETT0 00001 1 63345 330 100W TIN PLATE TEST JACK PIN TP 2 ETT0 00001 1 63345 330 100W TIN PLATE TEST JACK PIN TP 3 ETT0 00001 1 63345 330 100W TIN PLATE TEST JACK PIN TP 4 ETT0 00001 1...

Страница 139: ...P U 22 UTN0 00742 1 34371 SN74HC74D 74HC74 DUAL D FLIP FLOP U 23 ULN0 00506 1 2M881 DG406DJ DG506ACJ 16 CHANNEL SW U 24 UTN0 00143 1 34371 CD74HCT14E 74HCT14N HEX SCHMITT TRIGGER U 25 UIN0 00779 1 24355 AD779JD AD779JN 14 BIT A D U 26 UGN1 08255 1 4T165 8255AC 2 8255A 5 PROG PIA U 27 UGN1 08255 1 4T165 8255AC 2 8255A 5 PROG PIA U 28 ULN0 00409 1 17856 DG409DJ DG409DJ 2X 4IN SWITCH U 29 ULN0 00409 ...

Страница 140: ...360 REF 58900 21360 SCHEMATIC ANALOG 3 JIA0 01443 4 58900 JIA0 01443 CONTACT POST 4 10091 008 3 58900 10091 008 4 40 X 9 16 SWAGE SPACER 5 10091 007 2 58900 10091 007 STANDOFF SWAGE 4 40 750 LG C 10 CC50 03100 1 54583 RD30HX7R103K 01 UF CERAMIC X7R C 11 CC50 03100 1 54583 RD30HX7R103K 01 UF CERAMIC X7R C 12 CC50 03100 1 54583 RD30HX7R103K 01 UF CERAMIC X7R C 13 CC50 03100 1 54583 RD30HX7R103K 01 U...

Страница 141: ... CC50 03100 1 54583 RD30HX7R103K 01 UF CERAMIC X7R C 48 CC51 04100 1 04222 SR205C 104KAA 1 UF CERAMIC X7R C 49 CC50 02220 1 04222 SR151C222KAA 2200PF CERAMIC X7R C 50 CC50 03100 1 54583 RD30HX7R103K 01 UF CERAMIC X7R C 51 CC50 03100 1 54583 RD30HX7R103K 01 UF CERAMIC X7R C 52 CD99 01150 1 DM15 151F 150 PF DIP MICA C 53 CD99 01240 1 DM15 241F 240 PF DIP MICA C 54 CC50 02220 1 04222 SR151C222KAA 220...

Страница 142: ...1 04222 SR205C 104KAA 1 UF CERAMIC X7R C 90 CC50 02100 1 04222 SR155C122MAT 001 UF CERAMIC Y5P C 91 CC50 01100 1 04222 SR151A101JAA 100 PF CERAMIC NPO C 92 CC50 01100 1 04222 SR151A101JAA 100 PF CERAMIC NPO C 93 CC50 03100 1 54583 RD30HX7R103K 01 UF CERAMIC X7R C 94 CC50 03100 1 54583 RD30HX7R103K 01 UF CERAMIC X7R C 100 CC51 04100 1 04222 SR205C 104KAA 1 UF CERAMIC X7R C 101 CC51 04100 1 04222 SR...

Страница 143: ...R205C 104KAA 1 UF CERAMIC X7R C 146 CC51 04100 1 04222 SR205C 104KAA 1 UF CERAMIC X7R C 147 CC51 04100 1 04222 SR205C 104KAA 1 UF CERAMIC X7R C 148 CC50 03100 1 54583 RD30HX7R103K 01 UF CERAMIC X7R C 149 CC50 03100 1 54583 RD30HX7R103K 01 UF CERAMIC X7R C 150 CC50 03100 1 54583 RD30HX7R103K 01 UF CERAMIC X7R C 151 CC50 03100 1 54583 RD30HX7R103K 01 UF CERAMIC X7R C 152 CC50 03100 1 54583 RD30HX7R1...

Страница 144: ...DSA0 04148 1N4148 G P DIODE CR 7 DSA0 04148 1 58900 DSA0 04148 1N4148 G P DIODE CR 8 13618 1 58900 13618 DIODE uWAVE PIN SW 3PF 100ns CR 9 13618 1 58900 13618 DIODE uWAVE PIN SW 3PF 100ns CR 10 13618 1 58900 13618 DIODE uWAVE PIN SW 3PF 100ns CR 11 13618 1 58900 13618 DIODE uWAVE PIN SW 3PF 100ns CR 12 13618 1 58900 13618 DIODE uWAVE PIN SW 3PF 100ns CR 13 13618 1 58900 13618 DIODE uWAVE PIN SW 3P...

Страница 145: ...M 1 9 76 OHM 1 MET FILM R 10 RN55 00340 1 58900 RN55 00340 34 0 OHMS 1 MET FILM R 11 RN55 02740 1 91637 RN55C2740F 274 OHMS 1 MET FILM R 12 RN55 21960 1 91637 RN55C1962F 19 6 K OHMS 1 MET FILM R 15 RN55 22870 1 91637 RN55C2872F 28 7 K OHMS 1 MET FILM R 16 RN57 27000 1 91637 MFF 1 8 T2 70 0 K OHM 1 MET FILM R 17 RN57 18750 1 91637 MFF 1 8 T2 8 75 K OHM 1 MET FILM R 18 RN57 11250 1 58900 RN57 11250 ...

Страница 146: ...E4C5 RN 1 4 T2 10K 1 10 K OHMS 1 MET FILM R 81 RN55 24750 1 91637 RN55C4752F 47 5 K OHMS 1 MET FILM R 82 RN55 21000 1 1E4C5 RN 1 4 T2 10K 1 10 K OHMS 1 MET FILM R 83 RN55 21000 1 1E4C5 RN 1 4 T2 10K 1 10 K OHMS 1 MET FILM R 84 RN55 21000 1 1E4C5 RN 1 4 T2 10K 1 10 K OHMS 1 MET FILM R 96 RN55 31000 1 91637 RN55C1003F 100 K OHMS 1 MET FILM R 97 RN55 11820 1 91637 RN55C1821F 1 82 K OHMS 1 MET FILM R ...

Страница 147: ...C3321F 3 32 K OHMS 1 MET FILM R 139 RN55 11000 1 91637 RN55C1001F 1 K OHMS 1 MET FILM R 140 RN55 14990 1 91637 RN55C4991F 4 99 K OHMS 1 MET FILM R 141 RN57 18000 1 58900 RN57 18000 8 00 K OHM 1 MET FILM R 142 RN55 21000 1 1E4C5 RN 1 4 T2 10K 1 10 K OHMS 1 MET FILM R 143 RN55 21000 1 1E4C5 RN 1 4 T2 10K 1 10 K OHMS 1 MET FILM R 144 RN55 00274 1 91637 RN55C27R4F 27 4 OHMS 1 MET FILM R 146 RN55 12490...

Страница 148: ...5 22210 1 91637 RN55C2212F 22 1 K OHMS 1 MET FILM R 180 RN55 21500 1 91637 RN55C1502F 15 K OHMS 1 MET FILM R 181 RN55 14750 1 91637 RN55C4751F 4 75 K OHMS 1 MET FILM R 182 RN55 14750 1 91637 RN55C4751F 4 75 K OHMS 1 MET FILM R 183 RN55 02490 1 91637 RN55C2490F 249 OHMS 1 MET FILM R 184 RN55 34750 1 91637 RN55C4753F 475 K OHMS 1 MET FILM R 185 RN55 11000 1 91637 RN55C1001F 1 K OHMS 1 MET FILM R 186...

Страница 149: ...900 RN57 21000 10K OHM 1 MET FILM R 260 RN57 21000 1 58900 RN57 21000 10K OHM 1 MET FILM R 261 RN55 11000 1 91637 RN55C1001F 1 K OHMS 1 MET FILM R 262 RN55 11000 1 91637 RN55C1001F 1 K OHMS 1 MET FILM RP 1 RM9S 21001 1 58900 RM9S 21001 10K OHM X 9 SIP NETWORK RP 2 RM9S 21001 1 58900 RM9S 21001 10K OHM X 9 SIP NETWORK RP 3 RM9S 21001 1 58900 RM9S 21001 10K OHM X 9 SIP NETWORK RT 2 RTC2 21000 1 5686...

Страница 150: ...OP AMP U 20 UTN0 00143 1 34371 CD74HCT14E 74HCT14N HEX SCHMITT TRIGGER U 21 UFN1 00358 1 01295 LM358AP LM358AN DUAL OP AMP U 22 UTN0 00742 1 34371 SN74HC74D 74HC74 DUAL D FLIP FLOP U 24 UTN0 00143 1 34371 CD74HCT14E 74HCT14N HEX SCHMITT TRIGGER U 25 UIN0 00779 1 24355 AD779JD AD779JN 14 BIT A D U 26 UGN1 08255 1 4T165 8255AC 2 8255A 5 PROG PIA U 27 UGN1 08255 1 4T165 8255AC 2 8255A 5 PROG PIA U 35...

Страница 151: ...0HX7R103K 01 UF CERAMIC X7R C 12 CC50 03100 1 54583 RD30HX7R103K 01 UF CERAMIC X7R C 13 CC50 03100 1 54583 RD30HX7R103K 01 UF CERAMIC X7R C 14 CC50 03100 1 54583 RD30HX7R103K 01 UF CERAMIC X7R C 15 CC50 03100 1 54583 RD30HX7R103K 01 UF CERAMIC X7R C 16 CC50 03100 1 54583 RD30HX7R103K 01 UF CERAMIC X7R C 17 CC50 03100 1 54583 RD30HX7R103K 01 UF CERAMIC X7R C 18 CC50 03100 1 54583 RD30HX7R103K 01 UF...

Страница 152: ...IC NPO C 57 CC50 01100 1 04222 SR151A101JAA 100 PF CERAMIC NPO C 58 CC50 01100 1 04222 SR151A101JAA 100 PF CERAMIC NPO C 59 CC50 01100 1 04222 SR151A101JAA 100 PF CERAMIC NPO C 61 CC50 01100 1 04222 SR151A101JAA 100 PF CERAMIC NPO C 66 CC50 01100 1 04222 SR151A101JAA 100 PF CERAMIC NPO C 67 CC50 01100 1 04222 SR151A101JAA 100 PF CERAMIC NPO C 68 CC50 01100 1 04222 SR151A101JAA 100 PF CERAMIC NPO C...

Страница 153: ...VXI DIGITAL U 11 UTN0 00042 1 01295 SN74HC04N 74HC04 HEX INVERTER U 12 UTN0 00052 1 01295 SN74HC05N 74HC05 HEX INVERTER U 21 UMN0 51001 1 4T165 UPD431000ACZ 70L TC551001BPL 10 1M RAM U 22 UMN0 51001 1 4T165 UPD431000ACZ 70L TC551001BPL 10 1M RAM XU 10 JSP0 10020 1 09769 2 641612 1 20 PIN DIP SOCKET XU 13 JSP0 10032 1 09769 390263 2 32 PIN DIP SOCKET XU 14 JSP0 10032 1 09769 390263 2 32 PIN DIP SOC...

Страница 154: ...ERAMIC NPO C 53 CC50 01100 1 04222 SR151A101JAA 100 PF CERAMIC NPO C 54 CC50 01100 1 04222 SR151A101JAA 100 PF CERAMIC NPO C 55 CC50 01100 1 04222 SR151A101JAA 100 PF CERAMIC NPO C 56 CC50 01100 1 04222 SR151A101JAA 100 PF CERAMIC NPO C 57 CC50 01100 1 04222 SR151A101JAA 100 PF CERAMIC NPO C 58 CC50 01100 1 04222 SR151A101JAA 100 PF CERAMIC NPO C 59 CC50 01100 1 04222 SR151A101JAA 100 PF CERAMIC N...

Страница 155: ...LCC0 00000 1 19701 WBC 2 5 A 3S4 WIDE BAND CHOKE L 3 LCC0 00000 1 19701 WBC 2 5 A 3S4 WIDE BAND CHOKE R 1 RN55 11000 1 91637 RN55C1001F 1 K OHMS 1 MET FILM R 2 RN55 03920 1 91637 RN55C3920F 392 OHMS 1 MET FILM RP 1 RM9S 11000 1 58900 RM9S 11000 1 KOHM X 9 SIP NETWORK RP 2 RM9S 11000 1 58900 RM9S 11000 1 KOHM X 9 SIP NETWORK RP 3 RM9S 11000 1 58900 RM9S 11000 1 KOHM X 9 SIP NETWORK RP 4 RM9S 11000 ...

Страница 156: ...P SOCKET XU 16 JSP0 10032 1 09769 390263 2 32 PIN DIP SOCKET XU 17 JSP0 10032 1 09769 390263 2 32 PIN DIP SOCKET XU 18 JSP0 10032 1 09769 390263 2 32 PIN DIP SOCKET 21418 PCB ASSY VXI PROCESSOR REV B Item P N Qty Cage Mfr s P N Description 1 21404 1 58900 21404 VXI PROCESSOR INTERFACE 2 21419 1 58900 21419 PROM SET VXI PROCESSOR C 1 CT20 R6150 1 04222 TAP156K020CCS 15UF 20V TANTALUM 21356 A00 PCB ...

Страница 157: ... RI 34335 AMD Advanced Micro Devices 910 Thompson Place Sunnyvale CA 4U751 ADV SE Advanced Semiconductor Inc 7525 Ethel Ave Unit G North Hollywood CA 00656 AEROVO Aerovox 740 Belleville Ave New Bedford MA OH379 AEROWA Aerowave Inc 344 Salem Street Medford MA 9Y422 AIR Air Filtration Products Inc 707 North Main Ave Tucson AZ 52750 ALAN Alan Industries 745 Greenway Drive Columbus IN 56563 ALATEC Ala...

Страница 158: ...2277 ATLAS Atlas Wire and Cable Corp 133 S Van Norman Road Montebello CA 1FN41 ATMEL Atmel 2325 Orchard Parkway San Jose CA 91506 AUGAT Augat Inc 452 John Dietsch Blvd Attleboro Falls MA 24539 AVANTE Avantek Inc HP Components 3175 Bowers Ave Santa Clara CA 65517 AYER Ayer Engineering 1250 West Roger Road Tucson AZ 21604 BRDE00 Brothers Electronics 438 SO Military Trail Deerfield Beach FL 53387 BRO...

Страница 159: ...MA 2J873 CELERI Celeritek Inc 3236 Scot Blvd Santa Clara CA 51642 CENTRE Centre Capacitor Inc 2820 East College Ave State College PA 56988 CENTRY Century Spring Corp P O Box 15287 222 E 16th St Los Angeles CA 01963 CHERRY Cherry Electrical Products 3600 Sunset Ave Waukegan IL 8W262 CHOMER Chomerics Inc 16 Flagstone Drive Hudson NY 52072 CIR AS Circuit Assembly Corp 18 Thomas Street Irvine CA CIREX...

Страница 160: ... Seabrook NH 83330 DIALIG Dialight Corp 1913 Atlantic Ave Manasquan NJ 55153 DIEL L Dielectric Laboratories 69 Albany Street Cazenovia NY 18041 DIODEI Diode Inc 21243 Ventura Blvd Woodland Hills CA 0AX52 DITOM Ditom Microwave Inc 1180 Coleman Ave 103 San Jose CA 05AJ8 DOW Dow Corning Corp Wolverine Building Midland MI 0JNR4 DUPONT Dupont Electronics 825 Old Trail Road Wilmington DE 2J899 DYNAWA Dy...

Страница 161: ...nc 15 Maple Road Chelmsford MA FUJI P Fujipoly 365 Carnegie Ave 9Z397 FUJITS Fujitsu Component of America 3320 Scott Blvd Santa Clara CA 0HFH6 FUTABA Futaba Corp of America 555 West Victoria Street Compton CA 14936 GENERA General Instrument Corp 10 Melville Park Road Melville NY 0J9P9 GEROME Gerome Manufacturing Co Inc 403 N Main Street Newburg OR 58900 GIGA Giga tronics Inc 4650 Norris Canyon Roa...

Страница 162: ...pacitor Inc 3757 West Touhy Ave Lincolnwood IL INDUIM Induim Corp of America 1676 Lincoln Ave Utica NY 64671 INMET Inmet Corp 300 Dino Drive Ann Arbor MI 58202 INNOWA Innowave Inc 955 975 Benecia Ave Sunnyvale CA 9Z890 INTCIR Integrated Circuit Systems 525 Race Street San Jose CA 61772 IDT Integrated Device Technology Inc 2975 Stender Way Santa Clara CA 34649 INTEL Intel Corp 2200 Mission College ...

Страница 163: ...e Tracor Inc 800 East Northwest Hwy Des Plaines IL 93459 LUCAS Lucas Weinschel Inc 5305 Spectrum Drive Frederick MD 0C7W7 MPULSE M Pulse Microwave 576 Charcot Ave San Jose CA 96341 M A CO M A Com 1011 Pawtucket Blvd Lowell MA 53387 MICR00 Micro Ohm Corpporation 1088 Hamilton Road Duarte CA 53387 MILL M Mill Max 190 Pine Hollow Road NY 2T737 MOUSER Mouser Electronics 53387 MULTIF Multiflex Inc 282 ...

Страница 164: ... Industries Inc 2705 Lafayette Street Santa Clara CA 04713 MOT Motorola Semiconductor Products 5005 East McDowell Road Phoenix AZ 04713 MOTO Motorola Semiconductor Products 5005 East McDowell Road Phoenix AZ 0YP31 MULTIC Multicore Solders 1751 Jay Ell Drive Richardson TX 72982 MURATA Murata Erie North America 645 West 11th Street Erie PA 4T165 NEC NEC Electronics USA Inc 401 Ellis STreet Mountain ...

Страница 165: ... Semiconductor Corp 610 E Weddell Drive Sunnyvale CA 3W023 PHILLI Phillips Components 5083 Kings Highway Saugerties NY 5Z179 PLANAR Planar Systems Inc 1400 N W Compton Drive Beaverton OR 82199 POLARA Polarad Electronics Inc 5 Delaware Drive Lake Success NY 60046 POWDY Power Dynamics Inc 59 Lakeside Ave West Orange NJ 60393 PRECIS Precision Resistive Products 202 Mack Lane Mediapolis IA 57177 PROMP...

Страница 166: ...do CA 62559 SCHROF Schroff Inc 170 Commerce Drive Warwick RI 70561 SCITEQ Sciteq Communications Inc 9990 Mesa Rim Road San Diego CA 7U905 SEASTR Seastrom Inc 2351 Kentucky Ave Indianapolis IN 61394 SEEQ Seeq Technology Inc 47131 Bayside Parkway Fremont CA 59270 SELCO Selco Products 7580 Stage Road Buena Park CA 55989 SEMICO Semicon Inc 8810 Frost Ave Street Louis MO 4W070 SHARP Sharp Electronics C...

Страница 167: ...nnfield Road Memphis TN 0HHH5 THUNDE Thunderline Z Inc 11 Hazel Drive Hampstead NH OB3G8 TOKIN Tokin America Inc 2261 Fortune Drive San Jose CA 06049 TOPAZ Topaz Inc 1660 Scenic Ave Costa Mesa CA 61802 TOSHIB Toshiba International 13131 West Little York Road Houston TX 82152 TRANSC Transco Products Inc 200 West Los Angeles Ave Simi Valley CA 59660 TUSONI Tusonix Inc 7741 N Business Park Drive Tucs...

Страница 168: ...yvale CA 20944 WILTRO Wiltron Company 685 Jarvis Drive Ste F Morgan Hill CA 68919 WIMA Wima Intertechnical Group 2269 Saw Mill River Road Elmsford NY 60395 XICOR Xicor Inc 1151 Buckeye Drive Milpitas CA 68994 XILINX Xilinx Inc 2100 Logic Drive San Jose CA 58758 ZAMBRE Zambre Company 2134M Old Middlefield Way Mountain View CA 79963 ZIERIC Zierick Manufacturing Company Radio Circle Mt Kisco NY ZOLTA...

Страница 169: ...5 Rev E September 2002 7 1 7 Diagrams 7 1 Introduction This chapter contains assembly drawings and circuit schematics for the 58542 VXIbus Universal Power Meter Parts lists for all assemblies are contained in Chapter 6 ...

Страница 170: ...58542 VXIbus Universal Power Meter 7 2 Publication 21555 Rev E September 2002 11 x 17 Landscape pages follow continuing Chapter 7 of the 58542 Publication ...

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Страница 183: ...nsor is calibrated to the meter using the power sweep calibration previous calibrations for that meter input are voided automatically Thus assuring that the measurement system is always performing under a valid sensor calibration A 2 1 Sensor Calibration Example 1 The following example performs power sweep calibration of the power sensor connected to input number 2 and sends back a pass fail flag ...

Страница 184: ...mtr CLS Clear status registers and error queue buffer 425 WAIT 0 3 430 OUTPUT Pwr_mtr ESE 1 Standard Event Status Enable bit 0 Operation Complete 440 OUTPUT Pwr_mtr SRE 32 Service Request Enable Status Byte bit 5 Standard Event Status Register 450 460 ON INTR 7 GOSUB Spoll_intr 470 ENABLE INTR 7 2 480 490 Calibration Routine 500 510 INPUT Connect the sensor to the calibrator Then press ENTER Dmy 5...

Страница 185: ...Program Examples Publication 21555 Rev E September 2002 A 3 820 Srq_flag 1 830 ENABLE INTR 7 2 840 850 RETURN 860 870 880 END OF SENSOR CAL 890 900 910 END ...

Страница 186: ...ce Request Enable Status Byte bit 5 Standard Event Status Register 450 460 ON INTR 7 GOSUB Spoll_intr 470 ENABLE INTR 7 2 480 490 Calibration Routine 500 510 INPUT Connect the sensor to the calibrator Then press ENTER Dmy 520 PRINT Calibrating Sensor 1 525 Srq_flag 0 530 OUTPUT Pwr_mtr CAL1 OPC For zeroing substitute CAL1 ZERO for CAL1 540 OUTPUT Pwr_mtr OPC If not sent with previous line send OPC...

Страница 187: ...bridge test port It then performs a power sweep calibration and sends back a pass fail flag upon completion 410 ASSIGN Pwr_mtr to 70101 420 CLEAR Pwr_mtr 430 WAIT 1 440 PRINT Connect the 80503 Precision Return Loss Bridge to the input 2 power sensor cable 445 PRINT Connect the open or short calibration connector to the bridge test port 450 INPUT Then use an adapter to connect the bridge input port...

Страница 188: ...40 PRINT Connect the 80325 50W Power Sensor to the input 2 power sensor cable 445 PRINT Remove the high power attenuator or leave it attached to the measurement port on the DUT 450 INPUT Then connect the high power sensor main housing to the calibrator and hit ENTER Dmy 460 PRINT Calibrating Sensor 2 470 OUTPUT Pwr_mtr CAL2 480 ENTER Pwr_mtr Pass_cal 490 IF Pass_cal 0 THEN PRINT Calibration Passed...

Страница 189: ... Pwr_mtr CAL1 ZERO 470 ENTER Pwr_mtr Pass_zer 480 IF Pass_zer 0 THEN PRINT Zeroing Passed 490 IF Pass_zer 1 THEN 500 PRINT Zeroing FAILED Source turned off 550 ELSE 560 IF Pass_zer 0 THEN PRINT Strange Response to CAL1 ZERO Clear output Queue 570 END IF 580 A 3 2 Sensor Zeroing Example 2 The following program turns off the signal source zeros the power sensor reports a pass fail indicator upon com...

Страница 190: ...ut 7 Invalid Error Number The following command is not a legal command The command is mis typed 460 OUTPUT Pwr_mtr CALS Calibrate channel 3 If the user asks for error information the error reporting is as follows 510 OUTPUT Pwr_mtr SYST ERR 520 ENTER Pwr_mtr Err_msg Reading an error message clears it 530 PRINT Err_msg Program Output 113 Undefined Header CALS Device specific errors include the foll...

Страница 191: ...AILED sensor on calibrator 410 ASSIGN Pwr_mtr to 70101 420 CLEAR Pwr_mtr 440 WAIT 1 450 INPUT Do not connect the sensor to the calibrator Hit ENTER Dmy 460 PRINT Calibrating Sensor 1 470 OUTPUT Pwr_mtr CAL1 480 ENTER Pwr_mtr Pass_cal 490 IF Pass_cal 0 THEN PRINT Calibration Passed 500 IF Pass_cal 1 THEN 510 Ques Calibration FAILED sensor on calibrator 520 OUTPUT Pwr_mtr SYST ERR 530 ENTER Pwr_mtr ...

Страница 192: ...Pass_zer 1 THEN 500 Ques Zeroing FAILED Source turned off 510 OUTPUT Pwr_mtr SYST ERR 520 ENTER Pwr_mtr Err_msg Reading an error message clears it 530 PRINT Err_msg 540 PRINT Ques 550 ELSE 560 IF Pass_zer 0 THEN PRINT Strange Response to CAL1 ZERO Clear output Queue 570 END IF 580 590 600 STOP Program Output Zeroing Sensor 1 300 Device specific error Sensor zeroing error Zeroing FAILED Source turn...

Страница 193: ...Program Examples Publication 21555 Rev E September 2002 A 11 Zeroing Sensor 1 300 Device specific error No Sensor Zeroing FAILED Source turned off ...

Страница 194: ...ed measurements are performed using the SWIFt and BURSt Modes not NORMal Mode Note that the MEAS command s measurement response speed is slower at very low power levels and faster at high power levels This is due to a chopper stabilization system used in the NORMal Mode also used in SWIFt Mode but not BURSt mode and Auto Averaging when using SENS AVER TCON REP At the most sensitive gain ranges cho...

Страница 195: ...asurement routine 260 ASSIGN Pwr_mtr to 70101 270 CLEAR Pwr_mtr 290 WAIT 1 300 OUTPUT Pwr_mtr CALC1 MODE NORM 310 OUTPUT Pwr_mtr SENS1 AVER COUN AUTO OFF 320 OUTPUT Pwr_mtr SENS1 AVER COUN AUTO 330 ENTER Pwr_mtr A 340 PRINT A 1 is AUTO ON 350 OUTPUT Pwr_mtr SENS1 AVER COUN 16 360 OUTPUT Pwr_mtr SENS1 AVER COUN 370 ENTER Pwr_mtr A 380 PRINT A 16 MEANS AVERAGING 16 ACCEPTED 390 OUTPUT Pwr_mtr INIT C...

Страница 196: ...me is about 1 ms If the user needs to guarantee that power sampling occurs on both channels within a smaller interval of time this can be accomplished to within about 2 of the Sample Delay time plus 2 ns using the Series 80350A Peak Power Sensors and triggering both sensors at the same time The example below operates with either Peak or CW power sensors 260 ASSIGN Pwr_mtr to 70101 270 CLEAR Pwr_mt...

Страница 197: ...hen using the READ command 280 ASSIGN Pwr_mtr to 70101 290 CLEAR Pwr_mtr 300 WAIT 1 310 OUTPUT Pwr_mtr CALC1 MODE NORM Can ONLY send Configuration Commands in Normal Mode 320 OUTPUT Pwr_mtr TRIG SOUR IMM TRIG SOUR must be IMM when using READ 330 OUTPUT Pwr_mtr INIT CONT OFF INIT CONT arming must be OFF when using READ 340 350 OUTPUT Pwr_mtr SENS2 AVER COUN 1 Sets averaging to manual and one sample...

Страница 198: ...ation Commands in Normal Mode 300 OUTPUT Pwr_mtr CALC1 POW 1 Channel 1 configured to measure sensor 1 power 310 OUTPUT Pwr_mtr CALC1 UNIT W Transmitter output power in Watts 320 OUTPUT Pwr_mtr CALC2 RAT 1 2 Transmitter gain stays in default dBm 330 340 OUTPUT Pwr_mtr TRIG SOUR IMM TRIG SOUR must be IMM when using READ 350 OUTPUT Pwr_mtr INIT CONT OFF INIT CONT arming must be OFF when using READ 36...

Страница 199: ...is is juxtaposed with MEAS and READ which being higher level commands include these functions This program will allow the fastest measurement speed performance in NORMal mode 280 ASSIGN Pwr_mtr to 70101 290 CLEAR Pwr_mtr 300 WAIT 1 310 OUTPUT Pwr_mtr CALC1 MODE NORM Can ONLY send Configuration Commands in Normal Mode 320 OUTPUT Pwr_mtr TRIG SOUR IMM Power Meter controls triggering with TRIG or TRG...

Страница 200: ...Pwr_mtr CALC1 MODE NORM Can ONLY send Configuration Commands in Normal Mode 320 OUTPUT Pwr_mtr TRIG SOUR BUS Program controls triggering with TRIG or TRG 330 OUTPUT Pwr_mtr INIT CONT OFF Program controls instrument trigger arming 340 350 OUTPUT Pwr_mtr SENS2 AVER COUN 1 Sets averaging to manual and one sample per reading 360 OUTPUT Pwr_mtr CALC1 POW 2 Channel 1 configured to measure sensor 2 power...

Страница 201: ...T and DIFF are illegal in SWIFt and BURSt Modes 260 270 280 290 Entering SWIFt Mode 300 310 OUTPUT Pwr_mtr CALC1 MODE SWIF Enters SWIFt Mode for fastest individual data point triggered measurements 320 330 OUTPUT Pwr_mtr SENS1 CORR FREQ 1 44E9 Applies Cal Factor in SWIFt mode 340 Can be sent before or after CALC MODE SWIF 350 360 OUTPUT Pwr_mtr TRIG SOUR BUS BUS or EXT triggering is slower than IM...

Страница 202: ... sensor data If two sensors are connected calibrated and their respective channels are set to ON then must read both arrays of data Only read one array of data when one sensor is attached calibrated and set to ON As shown in the examples send the CALC MODE BURS command prior to sending the BURSt Mode configuration commands TRIG SOUR TRIG MODE TRIG COUN and TRIG DEL 10 ALPHA ON 20 CLEAR SCREEN 30 4...

Страница 203: ...er CALC MODE BURS following TRIG MODE 550 Be sure COUN matches ENTER variable dimension 560 REDIM Chan1sens_1 500 Chan2sens_2 500 REDIM to smaller array size only if necessary 570 580 OUTPUT Pwr_mtr TRIG DEL 000 0 millisecond between rdgs setting is 5100 rdgs sec 590 Send only after CALC MODE BURS following TRIG COUN 600 610 620 FOR I 1 TO 10 630 Time1 TIMEDATE 640 650 OUTPUT Pwr_mtr TRIG TRIG is ...

Страница 204: ...G SOUR HOLD Halts triggering when used with FETCh 350 360 FOR I 1 TO 10 370 OUTPUT Pwr_mtr MEAS1 MEAS returns valid data with TRIG SOUR set to HOLD 380 ENTER Pwr_mtr Rdg 390 PRINT Rdg 400 NEXT I 410 420 OUTPUT Pwr_mtr SYST ERR Query error buffer 430 ENTER Pwr_mtr A 440 PRINT A 530 END A 5 2 TRIGgering Example 2 When FETCh is used while TRIG SOUR is HOLD invalid data 9 e 40 is returned and the SYST...

Страница 205: ...OLD Halts triggering when used with FETCh 350 360 FOR I 1 TO 10 370 OUTPUT Pwr_mtr READ1 READ requires TRIG SOUR IMM not HOLD 380 ENTER Pwr_mtr Rdg 390 PRINT Rdg 400 NEXT I 410 420 OUTPUT Pwr_mtr SYST ERR Query error buffer 430 ENTER Pwr_mtr A 440 PRINT A 530 END A 5 4 TRIGgering Example 4 The following examples show the use of BUS triggering with FETCh in NORMal and BURSt Modes 270 ASSIGN Pwr_mtr...

Страница 206: ... 1 Channels 1 or 2 can be either POW 1 or POW 2 350 RAT and DIFF are illegal in SWIFt and BURSt Modes 360 OUTPUT Pwr_mtr TRIG SOUR IMM IMM set here to highlight conflict with BURSt operation 370 380 390 400 Entering BURSt Mode 410 420 OUTPUT Pwr_mtr CALC1 MODE BURS Enters BURSt Mode for fastest measurement speeds 430 440 OUTPUT Pwr_mtr SENS1 CORR FREQ 2 44E9 Applies Cal Factor in burst mode 450 Ca...

Страница 207: ... SCPI Bus trigger Can also use TRG 670 WAIT 01 For handshaking compensation If necessary use wait 680 OUTPUT Pwr_mtr FETC1 FETC acquires data 690 ENTER Pwr_mtr Chan1sens_1 700 ENTER Pwr_mtr Chan1sens_1 Chan2sens_2 Use this line when two sensors are attached 710 PRINT Chan1sens_1 720 PRINT Chan1sens_1 Chan2sens_2 Use this line when two sensors are attached 730 PRINT 740 NEXT I 750 760 END ...

Страница 208: ...nalog BNC output goes low 0V TRIG SOUR HOLD halts the SWIFt Mode triggering sequence 10 ALPHA ON 20 CLEAR SCREEN 30 40 OPTION BASE 1 50 DIM Id 50 Err_msg 70 60 DIM Ques 200 A 80 Chan1sens_1 20 70 DIM Chan2sens_2 20 80 90 100 110 Instrument ADDRESS ALLOCATION 120 130 ASSIGN Slot0 TO 70100 70100 is Logical Address of the Slot 0 controller 140 ASSIGN Pwr_mtr TO 70101 70101 is Power Meter in 1st posit...

Страница 209: ...an1sens_1 500 PRINT Chan1sens_1 Chan2sens_2 Use this line when two sensors are attached 510 PRINT 520 NEXT I 530 540 END The fastest SWIFt Mode measurement speeds are achieved with TRIG SOUR IMM and TRIG COUN set to values larger than about 25 See High Speed Measurements in Section A 8 for additional information and examples The fastest BURSt Mode measurement speeds are achieved with TRIG COUN at ...

Страница 210: ...es the default sensor to channel assignments OUTPUT Pwr_mtr CALC2 POW 1 Configures channel 2 to measure Sensor 1 power OUTPUT Pwr_mtr CALC1 POW 2 Configures channel 1 to measure Sensor 2 power OUTPUT Pwr_mtr CALC1 CALC2 Query channel configuration ENTER Pwr_mtr Chn1_config Chn2_config PRINT Chn1_config Chn2_config Program Output POW 2 POW 1 A 6 2 Ratio Measurement The CALCulate RATio command is us...

Страница 211: ...AL Can ONLY send Cal Factor Correction Commands in Normal Mode 360 370 OUTPUT Pwr_mtr SENS1 CORR FREQ 8 23E9 Applies Cal Factor for 8 23 GHz to measurement data 380 400 OUTPUT Pwr_mtr MEAS1 Measures Power of 8 23 GHz signal 410 ENTER Pwr_mtr Rdg 420 PRINT Rdg 460 470 END A 7 2 Cal Factor Example 2 The following program steps from 1 8 GHz to 2 2 GHz in 10 MHz intervals The measurement at each step ...

Страница 212: ...UTPUT Pwr_mtr CALC1 MODE NORMAL Can ONLY send VpropF Config Commands in Normal Mode 390 400 Configure VpropF input for Cal Factor correction 410 420 OUTPUT Pwr_mtr MEM SEL VPROPF1 Selects memory table for sensor on for editing 430 OUTPUT Pwr_mtr MEM FREQ 0 0 Sets freq that corresponds to 0 0V out from source 440 OUTPUT Pwr_mtr MEM SLOP 0 5E 9 Sets the voltage to freq must be linear relationship of...

Страница 213: ... such as a power splitter or coupler but do not want to change or reprogram the CAL factor information inside the power sensor s EEPROM First the program sets the 58542 to 50 MHz where the Cal Factors of Giga tronics power sensors are always 0 0 dBm 310 ASSIGN Pwr_mtr to 70101 320 CLEAR Pwr_mtr 330 WAIT 1 340 OUTPUT Pwr_mtr CALC1 MODE NORMAL Can ONLY send Sensor Offset Commands in Normal Mode 350 ...

Страница 214: ...m the sensor s EEPROM Then the Cal Factors are put through an interpolation algorithm into a correction data array that matches the start stop frequencies of the test source and the number of measurement points to be collected during measurement Then measurement is performed and the correction factor array is added to the measurement data array before being output to a file or swept onto a screen ...

Страница 215: ...R Pwr_mtr Freqs 610 PRINT Freqs 620 630 OUTPUT Pwr_mtr SENS1 CORR EEPROM CALF Asks the 58542 for the Frequency array from sensor 1 640 ENTER Pwr_mtr Clfcs 650 PRINT Clfcs 660 670 680 Now that all the Cal Factors are loaded with their corresponding frequencies 690 we need to create a table of interpolated Cal Factor points based upon the frequencies used 700 and number of measurement points in the ...

Страница 216: ...alue 1070 PRINT Corr_freq Corr_clf I 1080 NEXT I 1090 1100 Set the source for swept operation 1110 1120 PRINT Configuring Gigatronics 7200 Microwave Sweeper 1130 OUTPUT Sweeper HP Set Giga tronics 7200 to HP emulation mode 1140 OUTPUT Sweeper OPFA Strt_freq 1150 OUTPUT Sweeper OPFB Stop_freq 1160 OUTPUT Sweeper FC Tim_per_pnt Swep_pnts MS 1170 1180 Perform Measurement in Burst Mode or Swift Mode f...

Страница 217: ...l configuration 230 OUTPUT Pwr_mtr CALC1 POW 1 Channels 1 or 2 can be either POW 1 or POW 2 240 RAT and DIFF are illegal in SWIFt and BURSt Modes 250 260 270 280 Entering SWIFt Mode 290 300 OUTPUT Pwr_mtr CALC1 MODE SWIF Enters SWIFt Mode for fastest continuous measurements with IMM 310 320 OUTPUT Pwr_mtr SENS1 CORR FREQ 16 97E9 Applies Cal Factor in SWIFt mode 330 Can be sent before or after CALC...

Страница 218: ...ode to perform channel configuration 340 OUTPUT Pwr_mtr CALC1 POW 1 Channels 1 or 2 can be either POW 1 or POW 2 350 RAT and DIFF are illegal in SWIFt and BURSt Modes 370 380 390 400 Entering SWIFt Mode 410 420 OUTPUT Pwr_mtr CALC1 MODE SWIF Enters SWIFt Mode for fastest continuous measurements with IMM 430 440 OUTPUT Pwr_mtr SENS1 CORR FREQ 16 97E9 Applies Cal Factor in SWIFt mode 450 Can be sent...

Страница 219: ...Mode to perform channel configuration 240 OUTPUT Pwr_mtr CALC1 POW 1 Channels 1 or 2 can be either POW 1 or POW 2 250 RAT and DIFF are illegal in SWIFt and BURSt Modes 260 270 280 290 Entering SWIFt Mode 300 310 OUTPUT Pwr_mtr CALC1 MODE SWIF Enters SWIFt Mode for fastest individual data point triggered measurements 320 330 OUTPUT Pwr_mtr SENS1 CORR FREQ 1 44E9 Applies Cal Factor in SWIFt mode 340...

Страница 220: ...Enters SWIFt Mode for fastest individual data point triggered measurements 310 320 OUTPUT Pwr_mtr SENS1 CORR FREQ 2 22E8 Applies Cal Factor in SWIFt mode 330 Can be sent before or after CALC MODE SWIF 340 350 OUTPUT Pwr_mtr TRIG SOUR EXT TTL level triggering Each trigger acquires one data point in SWIFt Mode 360 Can be sent before or after CALC MODE SWIF 370 380 Num_pts 30 390 OUTPUT Pwr_mtr TRIG ...

Страница 221: ...o the additional sensor data If two sensors are connected calibrated and their respective channels are set to ON then read both arrays of data Only read one array of data when one sensor is attached calibrated and set to ON As shown in the examples send the CALC MODE BURS command prior to sending the BURSt Mode configuration commands TRIG SOUR TRIG MODE TRIG COUN and TRIG DEL 10 ALPHA ON 20 CLEAR ...

Страница 222: ...igger 540 Send only after CALC MODE BURS following TRIG MODE 550 Be sure COUN matches ENTER variable dimension 560 REDIM Chan1sens_1 500 Chan2sens_2 500 REDIM to smaller array size only if necessary 570 580 OUTPUT Pwr_mtr TRIG DEL 000 0 millisecond between rdgs setting is 5100 rdgs sec 590 Send only after CALC MODE BURS following TRIG COUN 600 610 620 FOR I 1 TO 10 630 Time1 TIMEDATE 640 650 OUTPU...

Страница 223: ...lot0 IDN 200 ENTER Slot0 Id 210 PRINT SLOT 0 is Id 220 230 OUTPUT Pwr_mtr IDN 240 ENTER Pwr_mtr Id 250 PRINT SLOT 1 is Id 260 WAIT 1 270 280 290 CLEAR Pwr_mtr 300 WAIT 1 310 OUTPUT Pwr_mtr CLS Clears old messages from SYST ERR buffer 320 WAIT 0 3 330 OUTPUT Pwr_mtr CALC1 MODE NORM Normal Mode to perform channel configuration 340 OUTPUT Pwr_mtr CALC1 POW 1 Channels 1 or 2 can be either POW 1 or POW...

Страница 224: ...30 640 650 Time1 TIMEDATE 660 670 OUTPUT Pwr_mtr FETC1 FETC acquires data 680 WAIT 2 for POST triggering 690 ENTER Pwr_mtr Chan1sens_1 700 ENTER Pwr_mtr Chan1sens_1 Chan2sens_2 Use this line when two sensors are attached 710 720 Time2 TIMEDATE 730 Time Time2 Time1 740 Speed 500 Time 750 PRINT Chan1sens_1 760 PRINT Chan1sens_1 Chan2sens_2 Use this line when two sensors are attached 770 PRINT Speed ...

Страница 225: ... AVER COUN 1 Sets averaging to manual and one sample per measurement reading 400 410 OUTPUT Pwr_mtr SENS2 CORR FREQ 17 4E9 Applies Cal Factor for 17 4 GHz to measurement data 420 430 440 450 Relative measurement setup using CALC REF COLL 460 470 OUTPUT Pwr_mtr CALC2 REF MAG 0 00 Resets REFerence level from value set with CALC2 REF COLL 480 OUTPUT Pwr_mtr CALC2 REF STAT ON Enables REFerence operati...

Страница 226: ...1 480 OUTPUT Pwr_mtr SENS2 CORR FREQ 7 0E7 Applies Cal Factor for 70 MHz IF input Sensor 2 490 500 510 520 System Setup 530 Power Splitter attached to source 540 DUT input and sensor 2 on the splitter outputs 550 Sensor 1 at DUT output 560 Check max power rating on sensor 1 and use an appropriate attenuator if necessary 570 Use offset to account for any necessary attenuation when not using Giga tr...

Страница 227: ...Program Examples Publication 21555 Rev E September 2002 A 45 810 ENTER Pwr_mtr Rdg 820 PRINT 1 dB Compression level is Rdg Watts Output Power 830 GOSUB End 840 END IF 850 NEXT I 860 1060 End 1070 END ...

Страница 228: ...60 Meas_flag 0 Reset measurement flag 270 OUTPUT Pwr_mtr MEAS1 OPC Measure channel 1 data 280 WHILE Srq_flag 0 Wait until it is done 290 END WHILE 300 IF Meas_flag 0 THEN If data is not read 310 ENTER Pwr_mtr Result Read measurement data 320 END IF 330 ENTER Pwr_mtr Esr_val Read ESR status 340 350 STOP 360 370 Srq_isp 380 State SPOLL Pwr_mtr Serial poll 390 400 IF BIT State 3 THEN Error bit 410 OU...

Страница 229: ...s Publication 21555 Rev E September 2002 A 47 630 IF BIT State 5 THEN ESR bit 640 OUTPUT Pwr_mtr ESR Reset event status register 650 END IF 660 670 Srq_flag 1 Set task done flag 680 ENABLE INTR 7 2 690 RETURN 860 END ...

Страница 230: ...ATION 80 90 ASSIGN Slot0 TO 70100 70200 is Logical Address of the Slot 0 controller 100 ASSIGN Pwr_mtr TO 70101 Default Power Meter Address of 255 allows VXI dynamic 110 address configuration 120 130 140 150 OUTPUT Slot0 IDN 160 ENTER Slot0 Id 170 PRINT SLOT 0 is Id 180 190 OUTPUT Pwr_mtr IDN 200 ENTER Pwr_mtr Mfgr Model No Software_ver DIM Mfgr to 12 characters 210 PRINT A Mfgr model Model with s...

Страница 231: ...cts the correct power sensor Tracking the model number allows the user to be sure that a sensor is being used which is appropriate for measurement application For example some user measurement routines may require the use of Peak Power Sensors rather than CW Power Sensor or use of high power sensors rather than standard sensors The user s program can automatically check for the appropriate sensor ...

Страница 232: ... Then press ENTER Dmy 600 GOSUB Pwr_swp_cal2 610 END IF 620 630 GOSUB Compare_serno Calibrates sensors if necessary SEE next example 640 650 GOSUB Gain_tst Configures and performs amplifier gain test 660 GOSUB Onedb_comp_tst Configures and performs amplifier 1 dB compression test 670 680 RETURN 690 700 Pwr_swp_call Power Sweep Calibration calibrates the sensor to the meter 710 ...

Страница 233: ...s calibration first 1090 1100 OUTPUT Pwr_mtr SENS1 CORR EEPROM TYPE 1110 ENTER Pwr_mtr New_snsr1_model New_snsr1_serno 1120 OUTPUT Pwr_mtr SENS2 CORR EEPROM TYPE 1130 ENTER Pwr_mtr New_snsr2_model New_snsr2_serno 1140 1150 IF Old_snsr1_serno New_snsr1_serno THEN 1160 1170 ELSE 1180 GOSUB Pwr_swp_cal1 New Sensor 1 Must Calibrate To the Meter 1190 END IF 1200 1210 IF Old_snsr2_serno New_snsr2_serno ...

Страница 234: ...snsr1_serno 1610 ELSE 1620 PRINT Calibration FAILED Sensor 1 Attached To Calibrator 1630 WAIT 10 Wait for Operator to attach sensor 1640 GOTO Pwr_swp_cal1 1650 END IF 1660 RETURN 1670 1680 Pwr_swp_cal2 Calibrates Sensor 2 1690 1691 PRINT Calibrating 1700 OUTPUT Pwr_mtr CAL2 Starts Calibration and delivers a pass fail flag 1710 ENTER Pwr_mtr Pass_cal 1720 IF Pass_cal 0 THEN 1730 PRINT Calibration P...

Страница 235: ...ring radar and digital modulation signals Giga tronics True RMS sensors are recommended for applications such as measuring quadrature modulated signals multi tone receiver intermodulation distortion power noise power or the compression power of an amplifier These sensors include a pad to attenuate the signal to the RMS region of the diode s response This corresponds to the 70 dBm to 20 dBm linear ...

Страница 236: ...70 to 0 dBm 70 to 20 dBm 0 00 dB 20 to 0 dBm 0 2 dB 10 dB Low VSWR CW Sensors 80310A 10 MHz to 18 GHz 64 to 26 dBm 29 dBm 800 mW 64 to 14 dBm 0 00 dB 14 to 26 dBm 0 05 dB 10 dB Type K m 1 50W 127mm 5 0 in 32 mm 1 25 in 0 23 kg 0 5lb 1 13 0 01 2 GHz 1 15 2 12 GHz 1 23 12 18 GHz 1 29 18 26 5 GHz 1 50 26 5 40 GHz 80313A 10 MHz to 26 5 GHz 64 to 26 dBm 64 to 14 dBm 0 00 dB 14 to 26 dBm 0 1 dB 10 dB 80...

Страница 237: ... 25 6 12 4 GHz 1 35 12 4 18 GHz 25W CW Sensor3 80322A 10 MHz to 18 GHz 40 to 44 dBm 44 dBm 25 W 40 to 10 dBm 0 00 dB 10 to 44 dBm 0 05 dB 10 dB Type N m 50Ω 230 mm 9 0 in 104 mm 4 1 in 0 3 kg 0 6 lb 1 20 0 01 2 GHz 1 30 6 12 4 GHz 1 40 12 4 18 GHz 50W CW Sensor3 80325A 10 MHz to 18 GHz 40 to 47 dBm 47 dBm 50 W 40 to 10 dBm 0 00 dB 10 to 47 dBm 0 05 dB 10 dB Type N m 50Ω 230mm 9 0 in 104 mm 4 1 in ...

Страница 238: ...e sensor s EEPROM Table B 2 Power Sensor Cal Factor Uncertainties Freq GHz Sum of Uncertainties 6 Probable Uncertainties 7 Lower Upper 80301A 80302A 80340 80401A 80402 80303 80304 80343 80344 80310A 80313A 80314A 80320A 80323A 80324A 80321A8 80322A8 80325A8 80330A 80333A 80334A 80301 80302 80340 80401A 80402 80303 80304 80343 80344 80310A 80313A 80314A 80320A 80323A 80324A 80321A8 80322A8 80325A8 ...

Страница 239: ...quency is 20 Hz If the input signal does not meet these minima BURST AVG LED will flash to indicate that the input is not suitable for BAP measurement The power meter will continue to read the input but the BAP measurement algorithms will not be able to synchronize to the modulation of the input the input will Figure B 1 80401A Modulation Related Uncertainty ...

Страница 240: ... 1 12 0 045 2 GHz 1 22 2 12 4 GHz 1 37 12 4 18 GHz 80353A 45 MHz to 26 5 GHz 20 to 20 dBm Peak 30 to 20 dBm CW 30 to 20 dBm 0 00 dB 20 to 20 dBm 0 1 dB 10 dB Type K m 1 50Ω 1 12 0 045 2 GHz 1 22 2 12 4 GHz 1 37 12 4 18 GHz 1 50 18 26 5 GHz 80354A 45 MHz to 40 GHz 20 to 0 0 dBm Peak 30 to 0 0 dBm CW 30 to 20 dBm 0 00 dB 20 to 0 0 dBm 0 2 dB 10dB 1 12 0 045 2 GHz 1 22 2 12 4 GHz 1 37 12 4 18 GHz 1 5...

Страница 241: ...nsor s EEPROM For additional specifications see the Series 80350A P N 21568 publication and data sheet Table B 4 Peak Power Sensor Cal Factor Uncertainties Freq GHz Sum of Uncertainties 1 Probable Uncertainties 2 Lower Upper 80350A 80353A 80354A 80351A3 80352A3 80355A3 80350A 80353A 80354A 80351A3 80352A3 80355A3 0 1 1 1 61 3 06 9 09 9 51 10 16 1 04 1 64 4 92 1 2 1 95 3 51 9 43 9 85 10 50 1 20 1 7...

Страница 242: ...Ω Type N f 50 Ω 38 dB 0 340 kg 1 17 0 01 8 GHz 1 27 8 18 GHz 80502 10 MHz to 18 GHz 35 to 20 dBm 27 dBm 0 5 W 35 to 10 dBm 0 1 dB 10 to 20 dBm 0 1 dB 0 005 dB dB Type N f 50 Ω APC 7 f 50 Ω 40 dB 0 340 kg 1 13 0 01 8 GHz 1 22 8 18 GHz 80503 10 MHz to 26 5 GHz 35 to 20 dBm 27 dBm 0 5 W 35 to 10 dBm 0 1 dB 10 to 20 dBm 0 1 dB 0 005 dB dB SMA f 50 Ω SMA f 50 Ω 35 dB 0 340 kg 1 22 0 01 18 GHz 1 27 8 26...

Страница 243: ...50 x 28 mm 3 x 2 x 1 1 8 in 80503 19 x 38 x 29 mm 3 4 x 1 1 2 x 2 1 8 in 80504 19 x 38 x 29 mm 3 4 x 1 1 2 x 2 1 8 in Weight 80501 340 g 12 oz 80502 340 g 12 oz 80503 198 7 oz 80504 198 7 oz Directional Bridge Accessories An Open Short is included for establishing the 0 dB return loss reference during path calibration ...

Страница 244: ...al factor expressed in dB is programmed for each factory calibrated frequency The calibration process compares the measurement to the frequency standard and applies the cal factor to offset frequency deviations B 3 1 Equipment Required 58542 VXIbus Universal Power Meter GPIB Controller Power Sensor B 3 2 Procedure Connect the power sensor to Channel 1 or 2 on the 58542 front panel and perform the ...

Страница 245: ... GPIB address c DIAG SENS 1 OR 2 EEPROM CALFSTspace 0 02 0 03 0 04 0 05 0 06 0 07 0 08 0 09 0 10 0 11 0 12 0 13 0 14 0 15 0 16 0 17 0 18 form to write to editor buffer d Set the sensor standard cal factor table e Make changes from the table and put them back into the table f After all changes are made put the table back into the input buffer 4 DIAG SENS 1 or 2 EEPROM WRITE 0 a Write sensor 1 or 2 ...

Страница 246: ...type data wrt DIAG SENS SensNum EEPROM CALFR space 1 _ Chr 34 2 000e9 1 000e9 17 1 Chr 34 txtCalFreq Text stat viWrite MVISAaddress wrt Len wrt retCnt SensorWrite Call Write new range data wrt DIAG SENS SensNum EEPROM CALFST space 1 _ Chr 34 Str txtCF1 Str txtCF2 _ Str txtCF3 Str txtCF4 Str txtCF5 _ Str txtCF6 Str txtCF7 Str txtCF8 _ Str txtCF9 Str txtCF10 _ Str txtCF11 Str txtCF12 Str txtCF13 _ S...

Страница 247: ...r Meter C 2 Option 02 256K Buffer Option 02 P N 21335 adds 256K Buffer for Burst Mode readings The following parts will be installed at the factory when the 58542 is ordered with this option 21335 EXTRA MEMORY 128K 8540 02 REV A Item P N Qty Cage Mfr s P N Description U 29 21165 1 61802 TC551001BPL 85 TC551001BPL 10 1M RAM U 30 21165 1 61802 TC551001BPL 85 TC551001BPL 10 1M RAM ...

Страница 248: ...58542 VXIbus Universal Power Meter C 2 Publication 21555 Rev E September 2002 ...

Страница 249: ... Troubleshooting 58542 Channel 2 5 4 Circuit Description 3 1 Command Interface GPIB Command Syntax 2 12 Commands in Brackets 2 12 Conventions Publication xi Cooling 1 2 Correction Thermistor Circuit 3 7 CPU Memory 3 11 Bus Error Timer 3 11 Drivers Transceivers 3 11 Interrupt Controller 3 11 LED Drivers 3 11 Local Address Decoders 3 11 Local Memory 3 11 Processor 3 11 Real Time Clock Timer 3 11 D D...

Страница 250: ... 6 31 Lithium Battery 5 2 Local Address Decoders 3 11 Memory 3 11 Logical Address 2 2 Address Switch 3 10 M Maintenance Channel 2 Troubleshooting 5 4 Diagnostic Test Commands 5 5 GPIB Test Functions 5 4 Lithium Battery 5 2 Replacement Procedure 5 2 Power Supply Voltage Checks 5 1 Measurement Collection Modes Averaging 2 36 Standard Triggering 2 6 Data Output Format 2 12 Level Notes 2 33 Speeds 2 3...

Страница 251: ... Sensor Triggering 2 34 Preset Configuration 2 50 Reading Power Measurements 2 19 Referenced Measurement 2 37 Relative Measurement 2 37 Self Test 2 55 Sense Subsystem Commands 2 9 Sensor Channel Configuration 2 6 2 25 Sensor Calibration Zeroing 2 5 2 17 Sensor EEPROM Commands 2 53 SRQ Status Monitoring 2 39 Trigger Subsystem Commands 2 11 Self Test 2 55 Sense Subsystem Commands 2 9 Sensor Calibrat...

Страница 252: ...ember 2002 V VPROPF Configuration 2 29 VXI Drivers Transceivers 3 10 Gate Array 3 9 Interface 3 9 Logical Address Switch 3 10 Processor PC Board A3 3 9 Shared Memory Decoders 3 10 Shared Memroy 3 10 TTL Triggers Local Bus 3 10 Z Zeroing Sensor Calibration Zeroing 2 5 2 17 ...

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