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C168A
Standard C168A Manuals
Manuals and User Guides for Standard C168A. We have
1
Standard C168A manual available for free PDF download: Service Manual
Standard C168A Service Manual (37 pages)
VHF FM Handy Transceiver
Brand:
Standard
| Category:
Transceiver
| Size: 10 MB
Table of Contents
Contents
2
Accessories
2
Options
2
Controls and Connection
3
Theory of Operation
4
PLL Synthesizer
4
Reference Frequency Circuit
4
Phase Comparator
4
Receiver
5
Low-Pass Filter
5
RX VCO Circuit
5
TX VCO Circuit
5
Transmitter
6
Signal Strength Meter
6
DTMF Decoder
6
Microphone Amplifier
6
Control
7
Q248 Microprocessor
7
Buzzer
9
LCD Driver
9
Display
9
Decoder
9
Block Digram
10
Maintenance
11
Disassembly
11
Front Case
11
Display Board
11
AF/RF Board
12
Option Installation
12
Ctn160
12
Cmu161
13
Test Set-Up
14
General Conditions
14
Transmitter Test Set-Up
14
Receiver Test Set-Up
14
Alignment Reference Points
15
Alignment
15
Current Consumption Check
15
Power Supply Line Check
15
Sensitivity Adjustment
16
12 Db SINAD Check
16
Signal Strength Meter Check
16
First Image Check
16
Power Balance Check
17
Thermal Sensor Check
17
Deviation Adjustment and Check
17
Internal Tone Adjustment and Check
18
Tone Squelch Unit
18
DTMF Adjustment and Check
18
Specifications
19
Exploded Parts View and Parts List
21
Chips Parts
21
Schematic Diagram
31
Component Overlay
31
Packing
31
Parts List
31
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