User Manuals: Wiltron 54 A Series Measurement System

Manuals and User Guides for Wiltron 54 A Series Measurement System. We have 1 Wiltron 54 A Series Measurement System manual available for free PDF download: Maintenance Manual

Wiltron 54 A Series Maintenance Manual

Wiltron 54 A Series Maintenance Manual (185 pages)

SCALAR MEASUREMENT SYSTEMS

Brand: Wiltron | Category: Test Equipment | Size: 1 MB

Table of Contents

Section 1

6
Section 2

21
Section 3

50
- Introduction
  53
- Overview of 54Xxa Series Systems
  53
- 54Xxa Major Functional Blocks
  54
- Central Processor
  54
- 54XXA User Interfaces
  55
- Processor Sub-System
  56
- RF Power Output and Frequency Control
  56
- A9 Power Supply Assembly
  57
- Measurement Channel Signal Processing
  57
- Motherboard and Rear Panel
  57
- A7 Central Processor Pcb
  59
- Attenuator Driver Circuit
  59
- A8 Graphics System Processor Pcb
  60
- GPIB Circuits
  60
- Major GSP Circuits
  60
- Switched Filter Control Circuit
  60
- GSP Controller Operation
  62
- Internal CRT Monitor
  64
- Printer Interface Operation
  64
- Video Output Circuit Operation
  64
- A6 Alc/Frequency Instruction Pcb
  65
- ALC Circuit Groups
  66
- ALC Circuit Operation
  66
- Power Level Set Circuits
  66
- Control Modulator Driver Circuits
  67
- Down Converter Modulator Driver Circuits
  67
- YIG PIN Switch Driver Circuit
  67
- External Leveling Circuits
  68
- Internal Leveling Circuits
  68
- Quiet" Data Bus Circuits
  69
- Frequency Instruction Circuit Groups
  70
- Frequency Instruction Circuits Operation
  70
- RAMP DAC Circuits
  70
- CENTER DAC Circuits
  71
- ERROR DAC Circuits
  71
- WIDTH DAC Circuits
  71
- 500Mhz and 25 Mhz Markers Read Circuits
  72
- Unit Type Identification Circuit
  72
- A5 Yig Driver/Signal Channel Interface Pcb
  74
- YIG Driver Operation
  74
- Main Coil Driver Circuit
  75
- FM Coil Driver Circuit
  76
- Analog-To-Digital Converter Circuit
  77
- Sample-And-Hold Circuits
  77
- Signal Channel Interface Circuits
  77
- Address Decode and Data Latch Circuits
  78
- Detector Recognition Circuits
  78
- Quiet Data Bus Circuits
  78
- Channel Input Circuits
  80
- Input Amplifier Circuits
  80
- Variable Gain Amplifier Circuits
  80
- A3 Signal Channel Pcb
  81
- Auto-Zero Circuits
  81
- Smoothing Circuits
  82
- Log Conformity Circuits
  83
- Control Latch Circuits
  84
- Output Multiplexer Circuits
  84
- Temperature Sense Circuits
  84
- A1, A2, & A10 FRONT PANEL Pcbs
  86
- Keyboard Interface Circuits
  87
- Data Entry Knob Interface
  88
- LED Indicator Latch Circuits
  88
- CPU Interface Circuits
  89
- A9 & A16 POWER SUPPLY Pcb's
  90
- Front and Rear Panel Components
  90
- Power Supply Motherboard PCB Circuits
  90
- Power Supply Circuits Operation
  91
- Power Supply Converter PCB Circuits
  91
- A4 Motherboard Pcb
  94
- Common RF Deck Components
  95
- Rf Deck Assembly
  95
- RF Deck Configurations
  95
- Frequency Control and Source-Lock
  97
- RF Decks for Models 5417A/ 5419A
  99
- RF Decks for Models 5437A and 5447A
  104
- RF Decks for Models 5407A, 5409A, and 5411A
  108
Section 4

111
Section 5

131
- Introduction
  133
- Recommended Test Equipment
  133
- Signal Channel Adjustment Procedure
  133
- Log Conformity Adjustment
  134
- Signal Channel Sensitivity Adjustment
  136
- Yig Driver Adjustment Procedure
  138
- Alc Pre-Adjustment Procedures for Microwave Band Models
  140
- Required Test Equipment
  140
- Procedure
  141
- Reference Voltage Adjustment
  141
- Power Output Adjustment
  142
- ALC Operating Point Adjustment
  144
- Alc Pre-Adjustment Procedures for Rf Band Models
  146
- Procedure
  146
- Reference Voltage Adjustment
  146
- Required Test Equipment
  146
- Power Output Adjustment
  147
- ALC Operating Point Adjustment
  148
- 500 Mhz and 25 Mhz MARKER ADJUSTMENT
  150
- 500 Mhz Marker Adjustment
  150
- Measurement Technique
  150
- HETERODYNE BAND 25 Mhz MARKER VERIFICATION
  156
- A6 PCB Configuration
  157
- Alc/Rf Power Adjustment for Microwave Band Models
  157
- Required Test Equipment
  157
- ALC Flatness Adjustment
  158
- Power Output Adjustment
  158
- Reference Voltage Adjustment
  158
- ALC Operating Point Adjustment
  159
- Alc/Rf Power Adjustment for Rf Band Models
  161
- Power Output Adjustment
  161
- Required Test Equipment
  161
- ALC Flatness Adjustment
  162
- ALC Operating Point Adjustment
  163
- Band Switch-Point Adjustment
  167
- A6 ALC/ Frequency Instruction PCB Configuration
  168
- Required Test Equipment
  168
- Temperature Compensation Adjustment
  168

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