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HARDWARE DESCRIPTION

GENERAL INFORMATION

1-4

ME 7840A OMM

AUT

POWER

METER

OPTIONAL

SPECTRUM

ANALYZER

SYSTEM

CONTROLLER

(PC)

RF1

a1

a2

b1

b2

STEP

ATTENUATOR

70dB, 10dB/step

POWER

SUPPLY

COMBINER

RF2

OPTIONAL

MODULATION

SYNTHESIZER

-30dB

-30dB

-30dB

OPTIONAL

EXTERNAL

PRE-AMP

N

N

LIMITER

N

K

K

K

K

K

N

N

N

K

K

K

N

N

DIRECT

RECEIVER

ACCESS SCORPION

MS478A

Test

Set

EXT I/O

SOURCE 2

SOURCE 1

STEP

ATTENUATORS

70dB, 10dB/step

RF3

FORWAR

D

REVERSE

TRANSFER SWITCH

RECEIVERS

CURRENT PROBE

ANALOG IN

GPIB

GPIB

CONTROL

LINES

OPTIONAL

EXTERNAL

PREAMPLIFIERS

-30dB

HIGH

POW

ER

TERMINA

TION

N

N

K

K

Indicates coax jumper in the as-shipped configuration

Figure 1-3. Overall Functional Block Diagram of the Option 2 Power Amplifier Test System (PATS) with MS4782A Test
Set

Summary of Contents for ME7840A

Page 1: ...MODEL ME7840A POWER AMPLIFIER TEST SYSTEM OPERATION AND MAINTENANCE MANUAL 490 JARVIS DRIVE MORGAN HILL CA 95037 2809 P N 10410 00225 REVISION A PRINTED JUNE 2000 COPYRIGHT 2000 ANRITSU CO...

Page 2: ...other warranty is expressed or implied and the remedies provided herein are the Buyer s sole and exclusive remedies TRADEMARK ACKNOWLEDGEMENTS V Connector and K Connector are registered trademarks of...

Page 3: ......

Page 4: ......

Page 5: ...e or all of the following five symbols may or may not be used on all ANRITSU equipment In addition there may be other labels attached to products that are not shown in the diagrams in this manual The...

Page 6: ...e or connect the frame ground on the rear panel of the equipment to ground If power is supplied without grounding the equipment there is a risk of receiving a severe or fatal electric shock WARNING Th...

Page 7: ...6 Connectors and Ports 1 7 K FACTOR 1 9 ADAPTIVE P STOP 1 9 SOFTWARE DESCRIPTION 1 9 TEST EXECUTIVE 1 9 SOFTWARE STRUCTURE 1 11 MS7840A OPTIONS 1 12 OPTIONAL ACCESSORIES 1 12 PREVENTIVE MAINTENANCE 1...

Page 8: ...tion INTRODUCTION 4 1 OPERATION GENERAL 4 1 PROGRAM FILES 4 1 TEST EQUIPMENT 4 2 GENERAL 4 3 POWER LEVEL 4 4 HOT S22 4 8 S PARAMETERS CAL 4 11 CAL FILE SETUP 4 15 Chapter 5 Operations Measurement INTR...

Page 9: ...ETURN LOSS CONFIDENCE TEST 6 3 Setup 6 3 Test Procedure 6 4 SYSTEM DYNAMIC RANGE 6 6 Test Procedure 6 6 RECEIVER DISPLAY LINEARITY 6 8 Setup 6 8 Chapter 7 Preamplifier Operations INTRODUCTION 7 1 USE...

Page 10: ......

Page 11: ...Figure 1 1 Model ME7840A Power Amplifier Test System PATS...

Page 12: ...the ME7840A see below for more detailed explanations of the system equipment and procedures 1 2 INTRODUCTION This chapter provides information to familiarize the user with the basic ME7840A Power Amp...

Page 13: ...for price and availability 1 7 PATS SYSTEM OVERVIEW The ANRITSU ME7870A Power Amplifier Test System PATS is in tended for the measurement and real time graphical display of the follow ing parameters...

Page 14: ...K K N N DIRECT RECEIVER ACCESS SCORPION MS4782D Test Set EXT I O SOURCE 2 SOURCE 1 STEP ATTENUATORS 70dB 10dB step RF3 FORWAR D REVERSE TRANSFER SWITCH RECEIVERS CURRENT PROBE ANALOG IN GPIB GPIB CON...

Page 15: ...IMITER N K K K K K N N N K K K N N DIRECT RECEIVER ACCESS SCORPION MS478A Test Set EXT I O SOURCE 2 SOURCE 1 STEP ATTENUATORS 70dB 10dB step RF3 FORWAR D REVERSE TRANSFER SWITCH RECEIVERS CURRENT PROB...

Page 16: ...bility for IMD measurements A combiner is provided in the Test Set q Internal Transfer Switch enabling S22 and Hot S22 measurements The reflectometer set up is provided in the Test Set q Direct access...

Page 17: ...is simply the ratio of the re flected signal to the incident signal The amplified output of the AUT is fed to a high power coupler in the test set The power rating of this coupler is also 100 watts a...

Page 18: ...nd accurate measurements of the AUT The software supplied by ANRITSU supports operator control of the source selection switch and step attenuator in the test set This control is achieved through the p...

Page 19: ...T OPERATE WITH POWER CORD UNGROUNDED N274 a1 a b a b 1 1 2 2 b1 b2 a2 Figure 1 4 MS462XC Rear Panel Showing Ports a1 a2 b1 and b2 NO OPERATOR SERVICE ABLE PARTS INSIDE REFER SERVICING TO QUALIFIED PER...

Page 20: ...r sets 3 dB P stop the program commands the execution of one sweep find Pin value where 3 dB gain compression occurs back up 1 in crement and reset this as the upper bound of the power sweep 1 12 SOFT...

Page 21: ...utive if supplied by ANRITSU or by the customer would include q Test Sequence development and management q Part number and serial number management q Interface with the Database TEST EXECUTIVE GENERAL...

Page 22: ...OMM 1 11 Anritsu Measurement Calibration Tuning Modules VNA PowerTools V4 00 GPIB Local Network Database Test Executive Automated Testing Test Plan Development optional item Test Station PC Test Instr...

Page 23: ...reading 5 mA 2000 1085 q Circulators to be used externally with the MS4782D Test Set see below Frequency Band Isolation Max AUT Power ANRITSU Part Number 800 to 1000 MHz 20 dB min 50 watts 1000 50 1...

Page 24: ...8 USER SUPPLED TEST SET The ANRITSU MS4782X is the recommended test set for PATS however users supply their own test set To ensure that such a test set will func tion properly with the PATS a set of s...

Page 25: ...power calibration 1 dB maximum Without flat power calibration Drift over 60 hours 0 15 dB maximum peak to peak Dynamic Range 80 dB minimum Overall system including test set Port Match test ports 1 and...

Page 26: ...COMMENDED ITEMS ME7840A OMM 1 15 1 16 Item Critical Specification Notes Manufacturer Model Power Meter GPIB capable ANRITSU Model ML243XA Power Sensor 10 MHz to 6 GHz ANRITSU Model MA247XA N connector...

Page 27: ...external circulators optional item for use with MS4782D Test Set q Accessory Kit Includes interconnect cables and 50W terminations for Aux ports 2 3 UNPACKING and INSPECTION The ME7840A equipment has...

Page 28: ...ocess Follow the steps below in sequence to ensure a trouble free installation Step 1 Place the MS462XC on top of the MS4782X Test Set Figure 2 1 shows how the green colored feet on the case of each u...

Page 29: ...BLE AC POWER CORD AC POWER CORD CONTROL IN CONNECTOR CIRCULATOR C1 C2 C3 OUTPUT INPUT Figure 2 2 ME7840A Rear Cable Connections EXTERNAL SOURCE AUX OUT TEST PORT 1 TEST PORT 2 INSTALL 50 OHM TERMINATI...

Page 30: ...power cord to each of the three prong connec tors on the rear panel of the Test Set and the MS462XC Step 7 Optional for drain current PAE measurements Connect the current probe cable BNC connector to...

Page 31: ...INSTALLATION INSTALLATION HARDWARE ME7840A OMM 2 5 EXTERNAL ANALOG IN CONNECTOR CURRENT SENSOR CABLE PASSAGE CURRENT PROBE HEAD Figure 2 4 Current Probe Connection...

Page 32: ...INSTALLATION HARDWARE INSTALLATION 2 6 ME 7840A OMM Figure 2 5 Software Installation Window...

Page 33: ...Readme txt file lists the files and versions copied to the target system during installation of ME7840A Software The system may also copy some files during ME7840A installation andthen ask you to rebo...

Page 34: ...Telephone 011 27 11 787 7200 FAX 011 27 11 787 0446 AUSTRALIA ANRITSU PTY LTD Unit 3 170 Foster Road Mt Waverley VIC 3149 Australia Telephone 03 9558 8177 FAX 03 9558 8255 ISRAEL TECH CENT LTD 4 Raul...

Page 35: ...he AUT to Test Port 2 of the MS4782X Step 2 Connect the input of the AUT to Test Port 1 of the MS4782X Step 3 Ensure that the power rating of the cables is suitable for the test and that the connectio...

Page 36: ...et for Single Channel using the Graph Type softkey set for Real using the Scale softkey and Data Entry keys set for 1 mU Division Use the Avg key and associated softkeys to set Aver aging for 10 and I...

Page 37: ...rocedure for power calibrations Amplifier Under Test AUT To Ext Analog In connector GPIB GPIB MS4782A or D Test Set MS462X3C DRA Scorpion Customer Supplied System Controller PC with GPIB Output Input...

Page 38: ...e collateral functions The two main functions calibration and measurement are described in Chapters 3 and 4 respectively The collateral functions accessed from the PATS program s top menu are describe...

Page 39: ...isplay a drop down list above that provides the three options described below PATS Save and Recall functions have the exact same behaviors as the Save Recall button on the Scorpion However in stead of...

Page 40: ...ort an error The calibration procedure automatically saves cal files to the PC The file names of these files is specified in the cali bration specification file txt file q Recall Cal Files from PC Dis...

Page 41: ...on Files option is described in Chapter 4 a Check Communications to VNA Runs a test to check that the VNA communicates with the PC Run this op tion first to ensure that the PATS setup is correct and f...

Page 42: ...rea S Parameter Power Sweep IMD etc the associated mea surement will assume the PATS default setting Clicking on Find and Recall button will display the list of files as was shown for File Step 1a abo...

Page 43: ...n Calibration Procedure function that is described later in this chapter These are user editable text files that establish the condi tions during calibration and measurement How to edit these files is...

Page 44: ...o set the desired settings and or to perform a new calibration Note Unless a new calibration is per formed the manual settings must be consistent with the calibration to be applied q Use the Save Cal...

Page 45: ...Programs Pats V1 1 then Pats Figure 3 2 page 3 4 to start the software The PATS flash screen below briefly appears then the main screen The main screen below provides access to all software op tions...

Page 46: ...aragraph 4 3 for a description of these files Running the files is described in succeeding numbered paragraphs 4 6 POWER LEVEL The A_Power Level txt specification file provides prompts for a power lev...

Page 47: ...re in place for the calibration pro cess The vector error corrections established during the cali bration process eliminates cable and or adapter effects as long as the ports used are stable and exhib...

Page 48: ...tes the Next but ton will become available Step 5 Press Next to calibrate flat power response below NOTE The flat power calibration also takes less than 1 min ute to complete It calibrates the output...

Page 49: ...on nect a throughline between Test Ports 1 and 2 on the MS4782X Test Set as shown below Step 7 Press Next to perform a receiver calibration When this cali bration finishes the program returns to the m...

Page 50: ...placed into a state where it is ready to make cali brated measurements on the user s AUT At the completion of the pro gram the state information is saved to a cal file To run this program proceed as f...

Page 51: ...62C front panel To do so place the floppy disk from the kit into the MS462XC disk drive Press the Cal key then COMPONENTS UTILITIES IN STALL KIT INFO FROM FLOPPY DISK softkeys Step 4 Press OK for the...

Page 52: ...Step 6 Press OK for the next step below Connect the Load to Port 2 Step 7 Press OK to complete the Hot S22 calibration HOT S22 OPERATIONS CALIBRATION 4 10 ME 7840A OMM...

Page 53: ...brated measurements on the user s AUT At the completion of the program the state information is saved to a cal file To run this program proceed as follows Step 1 Select Tools then Run Calibration Proc...

Page 54: ...k from the kit into the MS462XC disk drive Press the Cal key then COMPONENTS UTILITIES IN STALL KIT INFO FROM FLOPPY DISK softkeys Step 4 Press OK for the next step below Connect the Broadband Load on...

Page 55: ...next step below Connect the Short to Test Port 1 and the Open to Test Port 2 Step 7 Press OK for the next step below Connect the Throughline between Test Ports 1 and 2 OPERATIONS CALIBRATION S PARAMET...

Page 56: ...Step 8 Press OK to complete the S Parameters calibration below S PARAMETERS CAL OPERATIONS CALIBRATION 4 14 ME 7840A OMM...

Page 57: ...asurements on the user s AUT At the com pletion of the program the state information is saved to a cal file To run this program proceed as follows Step 1 Select Tools then Run Calibration Procedure St...

Page 58: ...the MS462C front panel To do so place the floppy disk from the kit into the MS462XC disk drive Press the Cal key then COMPONENTS UTILITIES IN STALL KIT INFO FROM FLOPPY DISK softkeys Press OK when rea...

Page 59: ...ess OK to continue to the IMD cal file setup prompt be low Follow the prompt and connect a throughline between Test Ports 1 and 2 on the MS4782X Test Set OPERATIONS CALIBRATION CAL FILE SETUP ME7840A...

Page 60: ...Step 6 Press Next to begin the Power Sweep cal file setup below CAL FILE SETUP OPERATIONS CALIBRATION 4 18 ME 7840A OMM...

Page 61: ...tep 7 Press Next to perform Harmonic Cal File Setup calibration below Step 8 Press Next to end the calibration and return to the main screen OPERATIONS CALIBRATION CAL FILE SETUP ME7840A OMM 4 19 4 20...

Page 62: ...s them from the measured value to ob tain the actual value Each of the ME7840A measurements requires a cal ibration to account for measurement uncertainties Refer to Chapter 4 for measurement calibrat...

Page 63: ...ck on Tools and open Check Communications to VNA Step 2 Verify the communications are correct Step 3 Click on Tools and open Calibration File Options Step 4 Clear the text for all modules then select...

Page 64: ...ne power sweep Main Tone 950 MHz Offset 971 kHz Start Power 15 dBm Stop Power 0 dBm Data Points 21 n D3 IMD Main Tone 900 MHz Offset Frequency 977 kHz Input Power 0 dBm IMD Order 9 n D4 Harmonics Star...

Page 65: ...or this test are de scribed below n S Parameter Drop down options Set to S21 for this procedure Other selections include S11 S12 S22 ALL and K Factor paragraph 5 6 n Data Points Drop down options numb...

Page 66: ...as a csv file extension and the other has a s2p file extension For example S17 16 19 29 csv and s2p was created on the 17th day of the month at 4 19 PM and 49 seconds CSV and S2P files are comma sepa...

Page 67: ...21 S12 S22 left q M1 Turns marker on or off checked or un checked If on Slider moves marker between data points and window below displays marker frequency and amplitude values amplitude value at the m...

Page 68: ...Points Drop down options number of data points in frequency sweep n Frequency 1 MHz Lower frequency or start fre quency n Frequency 2 MHz Upper frequency or stop fre quency n Input Power dBm Input po...

Page 69: ...v file extension and the other has a s2p file extension For example S17 16 19 29 csv and s2p was created on the 17th day of the month at 4 19 PM and 49 seconds CSV and S2P files are comma sepa rated t...

Page 70: ...m and minimum display value Use Rescale after changing val ues q Rescale Rescales the measurement results Markers Screen Options for K Factor left q Marker Slider Moves marker between data points q Fr...

Page 71: ...e simultaneously set to each power set ting The stop power is also entered in the to window n Data Points Number of data points in power sweep n Increment Power dBm Value to increment power for each d...

Page 72: ...and source switch below OPERATIONS MEASUREMENT POWER SWEEP TWO TONE ME7840A OMM 5 11 Internal Source Value External Source Value 0 dB 8 0 dB 0 10 dB 9 10 dB 1 20 dB 10 20 dB 2 30 dB 11 30 dB 3 40 dB...

Page 73: ...e stamp For example S17 16 19 29 csv was created on the 17th day of the month at 4 19 PM and 49 seconds CSV files are comma separated text and can be opened iin Windows Excel q Pause Go Stops data tra...

Page 74: ...marker between data points q Power In Reading Indicates the input power value q Pout F1 Power output at frequency 1 q Pout F2 Power output at frequency 2 q IM3U Intermodulation product 3 upper side ba...

Page 75: ...data points in power sweep n Increment Power dBm Value to increment power for each data point calculated and dis played only n Source Attn dB Value of Source attenuation be tween 0 and 70 calculated a...

Page 76: ...and source switch below OPERATIONS MEASUREMENT POWER SWEEP TWO TONE ME7840A OMM 5 15 Internal Source Value External Source Value 0 dB 8 0 dB 0 10 dB 9 10 dB 1 20 dB 10 20 dB 2 30 dB 11 30 dB 3 40 dB...

Page 77: ...data is written to C Pro gram Files Pats Datafiles the file name will have a time stamp For example S17 16 19 29 csv was created on the 17th day of the month at 4 19 PM and 49 seconds CSV files are co...

Page 78: ...Options left q Markers slider Moves marker between data points q Pout F1 Power output at frequency 1 q Pout F2 Power output at frequency 2 q IM3U Intermodulation product 3 upper side band q IM3L Inte...

Page 79: ...t calculated and dis played only n Source Attn dB Value of Source attenuation be tween 0 and 70 calculated and displayed only n Drain Current Checkbox When checked the drain current is measured and po...

Page 80: ...and source switch below OPERATIONS MEASUREMENT POWER SWEEP TWO TONE ME7840A OMM 5 19 Internal Source Value External Source Value 0 dB 8 0 dB 0 10 dB 9 10 dB 1 20 dB 10 20 dB 2 30 dB 11 30 dB 3 40 dB...

Page 81: ...the file name will have a time stamp For example S17 16 19 29 csv was created on the 17th day of the month at 4 19 PM and 49 seconds CSV files are comma separated text and can be opened iin Windows Ex...

Page 82: ...y calculating the difference be tween Power In in dBm and Power Out in dBm Calibration applied is Linear Power Cal and Receiver Cal Could also be called Gain and compression measurement The displayed...

Page 83: ...dow n Data Points Number of data points in power sweep n Increment Power dBm Value to increment power for each data point calculated and dis played only n Source Attn dB Value of Source attenuation be...

Page 84: ...and source switch below OPERATIONS MEASUREMENT POWER SWEEP ONE TONE ME7840A OMM 5 23 Internal Source Value External Source Value 0 dB 8 0 dB 0 10 dB 9 10 dB 1 20 dB 10 20 dB 2 30 dB 11 30 dB 3 40 dB...

Page 85: ...e stamp For example S17 16 19 29 csv was created on the 17th day of the month at 4 19 PM and 49 seconds CSV files are comma separated text and can be opened iin Windows Excel q Pause Go Stops data tra...

Page 86: ...a points q Gain Gain is in dB and is the Gain measured at the CW frequency for each power level in the power sweep Could also be called Gaini com pression measurement The displayed power in the power...

Page 87: ...e MHz CW Frequency setting for source 1 n Offset kHz Offset frequency for Source 2 Source 2 will be set to Main Tone Offset n Input Power dBm Input RF power to AUT n IMD Order NEED n Test Set Setting...

Page 88: ...les Pats Datafiles the file name will have a time stamp For example S17 16 19 29 csv was created on the 17th day of the month at 4 19 PM and 49 seconds CSV files are comma separated text and can be op...

Page 89: ...a surement results Markers Screen Options left q M1 M2 Checkbox Turns M1 M2 feature on or off q M1 M2 Readout Displays the value of M1 mi nus M2 q M1 Slider Moves M1 between displayed har monics A blu...

Page 90: ...value less than or equal to the main tone n Stop Frequency MHz Upper Frequency to be displayed Set to a value less than the system s maximum frequency for example for MS4623C set to a max of 5000 MHz...

Page 91: ...the file name will have a time stamp For example S17 16 19 29 csv was created on the 17th day of the month at 4 19 PM and 49 seconds CSV files are comma separated text and can be opened iin Windows E...

Page 92: ...s Screen Options left q M1 M2 Checkbox Turns M1 M2 feature on or off q M1 M2 Readout Displays the value of M1 mi nus M2 q M1 Slider Moves M1 between displayed har monics A blue symbol appears on the t...

Page 93: ...to the amplifier under test AUT input port while the other source Source 1 provides a pilot tone injected to the output of the AUT for measuring S22 at the AUT output port Procedure Prepare the ME784...

Page 94: ...s it ON This basically provides a com parison of Cold S22 with Hot S22 q Ability to capture the Hot S22 plot at a given excitation level his tory plot on the PC screen for comparison with other levels...

Page 95: ...stamp For example S17 16 19 29 csv was created on the 17th day of the month at 4 19 PM and 49 seconds CSV files are comma separated text and can be opened iin Windows Excel q Pause Go Stops data tran...

Page 96: ...display value Use Rescale after changing val ues q Rescale Rescales the measurement results Markers Screen Options left q M1 Turns marker on or off checked or un checked If on Slider moves marker bet...

Page 97: ...face For example Step 1 Press the Utility key and select DIAGNOSTICS TROUBLESHOOTING MORE VERIFY ALC CALIBRATON The Utility key is a front panel hard key and DIAGNOSTICS TROUBLE SHOOTING MORE and VERI...

Page 98: ...ME 7840A OMM Noise In Noise 28V NO OPERATOR SERVICE ABLE PARTS INSIDE REFER SERVICING TO QUALIFIED PERSONNEL WARNING CAUTION FOR CONTINUED FIRE PROTECTION REPLACE ONLY WITH SPECIFIED TYPE AND RATED FU...

Page 99: ...etween Port 3 of MS462XC and Port 3 of MS4782 Test Set 6 5 RETURN LOSS CONFIDENCE TEST This test verifies the accuracy of return loss measurements Setup Turn on the MS462XC VNMS and MS4782X Test Set a...

Page 100: ...select PERFORM CAL 2 PORT CAL METHOD STANDARD LINE TYPE COAXIAL SELECT CALIBRATION TYPE REFLECTION ONLY PORT 1 ONLY FREQUENCY RANGE OF CALIBRATION 800 MHz TO 2400 MHz SELECT CALIBRATION DATA POINTS N...

Page 101: ...1000 MHz SELECT CALIBRATION DATA POINTS NORMAL DATA POINTS 401 POINTS PORT 2 CONNECTOR TYPE N F LOAD TYPE BROADBAND LOAD Step 11 Select START CAL soft key to begin calibration Step 12 Install calibrat...

Page 102: ...om 0 to 8 Step 5 Select RETURN RETURN Step 6 Press Ch 3 key Step 7 Press Display key and select DISPLAY MODE SINGLE CHANNEL RETURN GRAPH TYPE LOG MAGNITUDE RETURN Step 8 Press Cal key Step 9 Follow th...

Page 103: ...elect the appropriate soft key to measure Connect a cable between Test Port 1 and Test Port 2 of MS4782X Test Set when the soft ware prompts for a throughline on the display Step 12 When the CALIBRATI...

Page 104: ...Press Freq key Step 8 Change START FREQUENCY to 800 MHz and STOP FREQUENCY to 1 GHz RECEIVER DISPLAY LINEARITY PERFORMANCE VERIFICATION 6 8 ME 7840A OMM MS4782A Test Set ML243XA Power Meter MS462X3C D...

Page 105: ...nge RATIO to b2 1 Step 18 Select S21 USER 1 soft key to use user defined parameter Step 19 Press Display key and select GRAPH TYPE LOG MAGNITUDE RETURN TRACE MEMORY Step 20 Allow the trace to sweep tw...

Page 106: ...d in the table Step 27 Verify if the difference of the two measured values are within specifications Table 6 2 RECEIVER DISPLAY LINEARITY PERFORMANCE VERIFICATION 6 10 ME 7840A OMM PORT 1 ATTN Setting...

Page 107: ...d noting that the maximum operating signal level at a1 and b1 is 5 dBm and that the cou pling factor between AUT input and channel a1 b1 input is 30 dB Thus if measurements with an AUT input power of...

Page 108: ...on over the desired power range and the frequency range For this calibration the user can specify his target power start and stop val ues and a nominal power offset between this reference plane and th...

Page 109: ...30dB N N LIMITER N K K K K K N N N K K K N N DIRECT RECEIVER ACCESS SCORPION MS4782D Test Set EXT I O SOURCE 2 SOURCE 1 STEP ATTENUATORS 70dB 10dB step RF3 FORWAR D REVERSE TRANSFER SWITCH RECEIVERS...

Page 110: ...30dB 30dB N N N K K K K K N N N K K K N N DIRECT RECEIVER ACCESS SCORPION Test Set Partially Shown EXT I O SOURCE 2 SOURCE 1 STEP ATTENUATORS 70dB 10dB step RF3 FORWAR D REVERSE RECEIVERS CURRENT PRO...

Page 111: ...es and shows typical file listings A 2 FILE TYPES There are four files that specify calibrations for A Power Level B Hot S22 and C S Parameters D Cal File Setup for Receiver Cal IMD Power Sweep and Ha...

Page 112: ...se sensitive upper or lower is acceptable Examples use case for structural clarity h If a keyword requires no values or comments it does not need a comma Adding a comma however will not cause a proble...

Page 113: ...r Cal and Receiver cal as they exist in the Scorpion s non volatile memory d harm Instrument Setup Sets up instrument for harmonic measurement Uses Flat Power Cal and Receiver cal as they exist in the...

Page 114: ...will increase calibration time Legal values are 3 15 51 101 201 401 801 1601 only NOTE Illegal value causes software to default to 51 if IF bandwidth Legal values are 10 30 100 300 1000 3000 10000 30...

Page 115: ...ame of cal file to save when calibration sequence completes f1 Start frequency in MHz for global calibration NOTE Set a wide frequency range Miminum value is 10 ensure f1 is less than 2 f2 Stop freque...

Page 116: ...SMA if IF bandwidth Legal values are 10 30 100 300 1000 3000 10000 30000 NOTE Illegal value causes software to default to 1000 avgs Averages Optional Software will set averaging to value and turn on...

Page 117: ...art frequency in MHz for global calibration NOTE Set a wide frequency range Miminum value is 10 ensure f1 is less than 2 f2 Stop frequency in MHz Example Refer to Figure A 2 for Hot S22 page A 12 and...

Page 118: ...1000 avgs Averages Optional Software will set averaging to value and turn on during cal pow Start power level for sweep Set on for Source 1 and Source 2 switch Setting for test set Correponds to 0 15...

Page 119: ...turn on during cal pow Start power level for sweep Set on for Source 1 switch Setting for test set Correponds to 0 15 settings Detail Section Keywords CAL 1 First calibration name Name of cal file to...

Page 120: ...00 1000 3000 10000 30000 avgs Averages Optional Software will set averaging to value and turn on during cal switch Setting for test set Correponds to 0 15 settings Detail Section Keywords CAL 1 First...

Page 121: ...quires Power Meter Perform Global Linear Flat Power and Receiver Calibrations POW_START ncal 1 Number of Power Level calibrations npts 401 Number of points default for all if 3000 IF default avgs 0 av...

Page 122: ...ncal 1 Number of Harmonic calibrations if 3000 IF default avgs 20 averages default pow 0 power level start default switch 8 switch setting CAL 1 name Harmonics File name root append _1 for DUT1 _2 fo...

Page 123: ...K FK MS FS if 3000 IF default avgs 0 averages default pow 5 power level default switch 8 switch setting CAL 1 caltype RR 12 12 Term RR Relection only Reverse RF Relection only Forward name Hots22 File...

Page 124: ...r of points default for all con FN FN Connector Type Options MN FN MK FK MS FS if 3000 IF default avgs 0 averages default pow 0 power level default switch 8 switch setting CAL 1 caltype 12 12 12 Term...

Page 125: ...POWER SWEEP 4 10 Installation 2 7 INSTALLATION HARDWARE 2 2 6 INSTALLATION SOFTWARE 2 7 K K FACTOR 1 9 M MEASUREMENT CALIBRATION 5 1 measurement uncertainty 4 1 5 1 MS462X3 OPTIONS 1 12 MS4782X Test S...

Page 126: ...STS 5 4 5 7 9 S Parameters Calibration Specification File A 14 S PARAMETERS TXT A 14 Starting the PATS Software 3 4 SYSTEM DESCRIPTION 1 5 8 SYSTEM DYNAMIC RANGE 6 6 7 T TECHNICAL DETAILS A 1 10 TEST...

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