Agilent Technologies 83620A

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3-122 Adjustments

Modulation Generator Flatness

HP 8360

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Table of Contents15
Equipment Required33
HP 83620A/22A Required Equipment34
Required Equipment for HP 83620A/22A34
HP 83623A/24A Required Equipment41
Required Equipment for HP 83623A/24A41
HP 83630A Required Equipment48
Required Equipment for HP 83630A48
HP 83640A Required Equipment55
Required Equipment for HP 83640A55
HP 83650A Required Equipment62
Required Equipment for HP 83650A62
Performance Tests71
Menus72
Operator's Check72
Operation Veri Cation Ests72
Automated Performance Ests72
Equipment Required73
Est Record73
Est Sequence73
Calibration Cycle73
Operation Veri Cation74
Self-Tests74
Power Accuracy75
Power Flatness75
Maximum Leveled Power75
Performance es S75
Internal Imebase: Aging Rate78
Swept Frequency Accuracy82
Frequency Switching Ime92
Frequency Band)95
Power Accuracy98
Power Flatness101
Low Band Power Flatness102
High Band Power Flatness103
Millimeter Band Power Flatness 20 Ghz and 40 Ghz103
Millimeter Band Power Flatness 40 Ghz103
Maximum Leveled Power104
External Leveling107
Spurious Signals (Harmonics & Subharmonics)110
Harmonic Measurement < 20 Ghz111
Harmonic Measurement 20 to 26.5 Ghz113
Harmonic Measurement 26.5 to 40 Ghz115
Corresponding YO Frequency Ranges and RF Output115
Harmonic Measurement 38 to 50 Ghz116
20 Ghz117
Spurious Signals (Non-Harmonic)120
Fixed Spurious Signals121
Low Band Mixer Spurs124
Spurious Signals (Line-Related)126
Single Sideband Phase Noise130
Pulse Modulation On/O Ratio135
Pulse Performance138
Rise and Fall Imes138
Synthesizer Frequencies139
Pulse Leveling Accuracy143
Pulse Performance (Alternate Procedure)146
Rise and Fall Imes < 20 Ghz146
Synthesizer Frequencies148
Pulse Leveling Accuracy < 20 Ghz151
Rise and Fall Imes 20 Ghz153
Pulse Leveling Accuracy 20 Ghz155
Pulse Modulation Video Feedthrough157
System Calibration159
Video Gain160
Low Band Video Feedthrough161
Low Band Video Feedthrough Frequencies161
Video Feedthrough 2 Ghz165
Millimeter Band Video Feedthrough Frequencies165
AM Accuracy166
Low Band 2 Ghz166
20 Ghz169
High Band 20 Ghz { Doubler Engaged171
AM Bandwidth174
AM Dynamic Range177
Normal am Dynamic Range179
Deep am Dynamic Range180
FM Accuracy184
External FM184
Synthesizer Frequencies185
Internal FM (Option 002 Only)186
FM Bandwidth188
Find Quadrature191
DC FM Flatness (Unlocked)192
Maximum FM Deviation194
DC FM ( 100 Hz) (Using HP 8111A or HP 8116A)195
AC FM (at 100 Khz) (Using HP 3325A)196
Internal Pulse Accuracy (Option 002)201
Modulation Meter (Option 002)203
Adjustments245
Menu Maps245
Equipment Required246
Cautions and Warnings246
List of Adjustments248
Mhz Standard249
Accuracy Versus Adjustment Interval253
An Alternate Method254
Fractional-N VCO255
A4L1 Location255
125 Khz Reference Spur Adjustment258
API 1 Spur Adjustment260
Sweep Ramp262
Sampler Assembly263
200 Mhz Loop VCO Une Check264
FL2 Location264
Sampler Match Adjustment265
200 Mhz Loop Gain Adjustment266
IF Gain Adjustment266
IF Gain Adjustment Location266
YO Driver +10V Reference268
YO Driver +10V Reference Adjustment Location268
YO Driver Gain and Linearity270
YO Gain and Linearity Break Points270
YO Gain and Linearity Adjustment Locations271
YO Loop Gain273
Ampli Er/Multiplier Adjustments276
Adjustment Help276
O Set and Gain Adjustments276
Adjusting to the Center of the Passband276
SRD Bias Adjustment276
Single Band Delay Compensation Adjustments276
General Echniques277
Procedure278
Calibration Constant Descriptions280
Band 1 Adjustment283
Band 2 Adjustment284
Band 3 Adjustment285
A12 Assembly Potentiometer Locations286
Band 4 Adjustment (HP 83630A/40A/50A Only)287
Band 5 Adjustment (HP 83640A/50A Only)288
Band 6 Adjustment (HP 83640A/50A Only)288
Band 7 Adjustment (HP 83650A Only)289
Compensation (HP 83630A/40A/50A Only)290
Adjustment Help294
Squegg Clamp Calibration Constants294
Adjusting for the Center of the Passband294
Procedure298
Band 1 Adjustment302
Band 2 Adjustment305
Band 3 Adjustment307
A12 Assembly Potentiometer Locations307
Band 4 Adjustment (HP 83630A/40A/50A Only)309
Band 5 Adjustment (HP 83640A/50A Only)311
Band 6 Adjustment (HP 83640A/50A Only)312
Band 7 Adjustment (HP 83650A Only)312
Frequency Ranges315
Band 1 Adjustment317
Band 2 Adjustment317
Band 3 Adjustment319
Band 4 Adjustment (HP 83630A/40A/50A)320
Band 5 Adjustment (HP 83640A/50A Only)320
Band 6 Adjustment (HP 83640A/50A Only)321
Band 7 Adjustment (HP 83650A Only)322
Multi-Band y F Delay323
Operation Check327
Low Power SRD Bias328
Center Frequencies and Calibration Constants334
ALC Power Level Accuracy335
Low Band ALC Power Accuracy Adjustment337
ALC Calibration Constants and Default Values337
Power Level and Calibration Constant Adjustment338
High Band Power Accuracy Adjustment339
Power Flatness341
Low Band Power Flatness342
High Band Power Flatness342
Millimeter Band Power Flatness343
AM/FM DAC O Set and Gain (Option 002)344
AM Accuracy346
Log am Accuracy347
Linear am Accuracy348
AM Delay350
AM Delay Adjustment Location352
FM Gain353
FM Gain Adjustment Location355
Square Wave Symmetry356
High Band Adjustment356
Low Band Adjustment357
AM Input Impedance358
A10 Jumper359
A8 Jumper360
A8 Jumper Locations360
FM Input Impedance361
A11 Jumper362
FM Input Impedance Jumper Locations362
A8 Jumper363
A8 Jumper Locations363
Modulation Generator Flatness (Option 002)364
External Rigger Edge Selection367
Riggering on the Leading Edge368
Volts/Ghz369
De Nition371
Memory Areas372
Working Data372
Protected Data372
Default Data372
Calibration Constant Password373
Entering a Password374
Disabling a Password374
Setting a Password375
Bypassing the Password375
Changing Working Data Calibration Constants376
Saving Working Data Calibration Constants377
Loading Protected Data Calibration Constants377
Loading Default Data Calibration Constants378
Calibration Constant Descriptions378
Calibration Constant Descriptions380
Assemblies and Corresponding Cal Constant ID Numbers and Revisions405
Automated Tests Introduction411
Setting up the System412
Operating System Requirements412
Installing the Software413
Disk Files413
Make Working Copies413
Installing the Program Onto a Hard Disk413
Operating from a Floppy Disk414
Running the Software414
Con Guration Limitations414
Loading the Software414
Reporting Software Bugs416
Step Attenuator Flatness Adjustment422
YO Delay Adjustment424
ADC Adjustment425
Power Flatness Adjustment426
Utilities429
Motherboard Disassembly and Reassembly450
Ools Required452
Description and Procedure453
Front Panel Disassembly Flowchart454
Preliminary Steps455
Front Panel Removal457
Front Panel Coaxial and Ribbon Cable Locations459
Front Panel Processor Cables460
Display Removal461
RPG Removal463
J1 RF Output Connector Removal (Front Panel)464
Removing RF Output Connector (Front Panel)464
Keyboard Assembly Removal468
Display Filter470
Keyboard Reassembly472
Rear Panel Disassembly Flowchart476
Rear Panel BNC Connector Locations480
J1 RF Output Connector Removal (Option 004)481
Removing RF Output Connector481
Rear Panel Removal483
Rear Panel Cable Locations484
A19 Rear Panel Interface Removal488
RF Deck Disassembly Flowchart495
Removing RF Output Connector497
RF Deck Cable Locations { HP 83640A/50A504
RF Deck Cable Locations { HP 83640A/50A Option505
RF Deck Cable Locations { HP 83640A/50A Options 001 and507
RF Deck Cable Locations { HP 83620A/22A/30A508
RF Deck Cable Locations { HP 83620A/22A/30A Option509
RF Deck Cable Locations { HP 83620A/22A/30A Options511
RF Deck Cable Locations { HP 83623A512
RF Deck Cable Locations { HP 83623A Option513
RF Deck Cable Locations { HP 83624A514
RF Deck Cable Locations { HP 83624A Option515
RF Deck Cable Locations { HP 83623A/24A Option516
RF Deck Cable Locations { HP 83623A/24A Options 001 and517
Motherboard Disassembly Flowchart520
Front Panel Coaxial and Ribbon Cable Locations524
Removing RF Output Connector (Front Panel)525
Removing RF Output Connector (Option 004)527
Rear Panel Removal528
Rear Panel Cable Locations529
Major Assemblies Removal530
Major Assemblies531
RF Deck Removal532
W51 Location532
Motherboard Removal534
Post{Repair536
Replacement of an Assembly536
Replaceable Parts542
Module{Exchange Program542
Replacement Information543
Ordering Information543
Module Exchange Program545
Major Assemblies550
And 006574
Front Panel Hardware579
Front Panel, Casting and Keypad580
Front Panel, Attaching Hardware581
Bottom View, Attaching Hardware589
RF Connector and Attaching Hardware596
Chassis Parts598
Preventive Maintenance604
How to Clean the Fan Filter605
How to Clean the Display Filter607
How to Replace the Line Fuse608
How to Replace the CPU Battery (A15B 1)610
Removal/Replacement610
Connector Care612
Add Attenuator (Add Option 001)616
Delete Attenuator (Delete Option 001)617
Add Modulation/Generator (Add Option 002)618
Delete Keyboard/Display (Add Option 003)619
Add Keyboard/Display (Delete Option 003)619
Rear Panel RF Output (Add Option 004)620
Front Panel RF Output (Delete Option 004)621
A20 RF Interface636
Rear Panel Fan Assembly636
Rear Panel Fan Assembly638
Option 004 BNC Connectors Removal683
Operation Veri Cation Form684
Source Module Interface Removal685
Rear Panel Removal685

Agilent Technologies 83620A - Page 366

Table of Contents