Racal Instruments 9082 Manuals

Manuals and User Guides for Racal Instruments 9082. We have 1 Racal Instruments 9082 manual available for free PDF download: Maintenance Manual

Racal Instruments 9082 Maintenance Manual

Racal Instruments 9082 Maintenance Manual (153 pages)

synthesized signal generators

Brand: Racal Instruments | Category: Inverter | Size: 9.3 MB

Table of Contents

Table of Contents
12
Distortion Check
14
Channel Spacing Control
46
120Mhz LOOP ASSEMBLY 19-0849
57
- Introduction
  57
- 120Mhz Oscillator
  57
- 300Khz Reference Output
  57
- Master Reference Inputs
  58
Counter Assembly
58
Introduction
58
Logic Voltage Levels
58
Counter Principles
59
- Reference Frequency
  59
- Time Base and Shift Delay Data
  59
- Multiplex Readout
  59
- Shift Data
  62
Counter Assembly Data
62
Circuit Description
63
- Carrier Input
  63
- Range
  63
- Select
  63
- Time Base Drive
  63
- Time Base Encoding and Delay
  63
- Trailing Digit Blanking
  64
- Leading Digit Blanking
  64
- Complete Display Blanking
  64
Audio Oscillator Assembly 19-0847
65
- Introduction
  65
- Audio Oscillator Circuit
  65
Fm Loop Assembly 19-0844
66
- Principles of the System
  66
- Circuit Description: 400Khz Loop
  66
- Sweep Circuit
  68
- Deviation Monitoring
  69
- Modulation Audio FM
  70
- Phase Modulation ((^M)
  70
- FM Switching
  70
Power Supply
72
Mains Voltage Selection Switches
73
List of Test Equipment Required
74
Power Supply Tests
75
Removal of Covers
75
Mains Input Resistance Readings
76
Tuning Checks
77
Carrier Frequency Ranges
79
Preliminary System Checks
80
- Output System
  80
- FM System
  81
Calibration
82
Output System Assembly
82
Audio Oscillator Assembly 19-0847
85
- Fm Loop Assembly
  87
- Distortion Check
  89
- Level Accuracy Check
  91
- Spurious Check
  92
- Far-Off and Close-In Noise Checks
  93
- Residual Fm Check
  94
- Fm Deviation Check
  95
- Fm Distortion Check
  97
- Phase Modulation Check
  98
- Am Frequency Response Check
  101
- Reconnection of High Level Amplifier
  102
- Level Accuracy Check
  102
- Am and Fm Frequency Response Check
  103
  - Am Depth and Distortion Check
    103
  - Attenuator Check
    103
Distortion Check
103

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