Realistic TRC-449 Manuals

Realistic TRC-449 Manuals

Manuals and User Guides for Realistic TRC-449. We have 3 Realistic TRC-449 manuals available for free PDF download: Service Manual, Owner's Manual

Realistic TRC-449 Service Manual

Realistic TRC-449 Service Manual (47 pages)

CB

Brand: Realistic | Category: Transceiver | Size: 3.11 MB

Table of Contents

Table of Contents
2
General
3
Measurement Condition
3
Specifications
3
Disassembly Instructions
6
- To Remove Front Panel
  6
- To Remove Top & Bottom Cover
  6
Block Diagram
7
Alignment Instructions
8
- Alignment Points
  8
- Chassis Layout
  8
- Alignment of PLL and Carrier Oscillator
  9
- PLL and Carrier Oscillator Test Equipment Setup
  9
- Test Equipment Required
  9
- PLL Circuit Description
  10
- Wave Form of IC7
  10
- Channel Selection Program
  11
- PLL Local Oscillator
  11
- Transmitting Frequency Calculation
  11
- Frequency Chart
  12
- Audio Limiter
  13
- Audio Limiter and Automatic Modulation Control
  13
- Automatic Limiter Circuit
  13
- Automatic Modulation Control
  13
- N.B. AGC Circuit
  14
- Noise Amplifier Circuit
  14
- Noise Blanker Circuit
  14
- Alignment of Transmitter Section
  15
- Transmitter Test Equipments Setup
  15
- Receiver Test Equipment Setup
  16
- No Noise
  17
- No Receive Sound
  17
Troubleshooting Hints
17
- Unit will Not Turn on
  17
- No am Modulation
  18
- No LED Channel Indicator Lights
  18
- No Noise Blanker Operates
  18
- No Transmission
  18
- Pll CI Rcuit Troubleshooting Hints
  19
- IC Transistor & Diode Lead Identifications
  20
IC & Compound Parts Internal Diagrams
21
Channel Switch P.C. Board (Flexible)
22
Noise Blanker P.C. Board
22
Speaker Jack P.C. Board (Top & Bottom)
22
Main P.C. Board (Top View)
23
MAIN P.C. BOARD (BOTTOM View)
24
Additional Parts on the Bottom
25
- Wiring Diagram
  26
- Electrical Parts List
  29
- Mechanical Parts List
  43

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Realistic TRC-449 Service Manual

Realistic TRC-449 Service Manual (30 pages)

cb

Brand: Realistic | Category: Transceiver | Size: 7.1 MB

Table of Contents

Table of Contents
2
Specifications
3
Disassembly Instructions
6
Block Diagram
7
Alignment Instructions 8
16
Troubleshooting Hints
17
Pll Circuit Troubleshooting Hints
19
IC. Transistor & Diode Lead Identifications
20
IC & Compound Parts Internal Diagrams
21
Channel Switch P.C. Board (Flexible)
22
Noise Blanker P.C. Board
22
Speaker Jack P.C. Board (Top & Bottom)
22
Main P.C. Board (Top View)
23
Main P.C. Board (Bottom View)
24
Additional Parts on the Bottom
25
Wiring Diagram
26
Wiring Diagram
27
Wiring Diagram
28
Electrical Parts List
29

Realistic TRC-449 Owner's Manual

Realistic TRC-449 Owner's Manual (21 pages)

am/ssb cb

Brand: Realistic | Category: Transceiver | Size: 1.75 MB

Table of Contents

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