Kenwood TR-851A UHF Transceiver Manuals

Manuals and User Guides for Kenwood TR-851A UHF Transceiver. We have 4 Kenwood TR-851A UHF Transceiver manuals available for free PDF download: Service Manual, Instruction Manual

Kenwood TR-851A Service Manual (93 pages)

all mode

Brand: Kenwood | Category: Transceiver | Size: 13.62 MB

Contents
1
Circuit Description
2
Frequency Configuration
2
Receiver System
3
Front End and AGC Circuit
4
SSB Squelch Circuit
5
Transmitter System
6
CW Circuit Description
6
PLL Synthesizer
7
ALC and SWR Protection Circuits
7
PLL System Block Diagram
8
Digital Control Unit
9
MPU Interface Circuits
10
Reset Backup Circuit
10
Key, Switch and Encoder Circuits
11
Mode Voltage Switching and Standby Circuit
12
Busy Input Circuit
12
Audio Mute Output (AL)
12
Microphone Mute Output (ME)
12
Test Points
13
Microprocessor Clock
13
Connectors
13
Test Pins
13
Element Functions
15
Parts List
23
Exploded View
54
Level Diagram
57
Adjustment
58
Required Test Equipment
58
Preparation
58
MIC Terminals View
58
Common Adjustment
59
PLL System Adjustment
59
Receiver System Adjustment
61
Transmitter System Adjustment
62
Microprocessor Operation Check
65
Terminal Functions
66
Packing
70
PC Board View
71
Circuit Diagram
75
Schematic Diagram
83
Block Diagram
91
Specifications
92

Kenwood TR-851A Instruction Manual (58 pages)

430MHz/144MHz ALL MODE TRANSCEIVER

Brand: Kenwood | Category: Transceiver | Size: 2.55 MB

Table of Contents
3
Before Operation
4
Specifications and Accessories
5
Specifications
5
Accessories
6
Installation and Connection
7
Installation
7
Operation
10
Controls and Their Functions
10
Reception
15
Transmission
18
Memory
18
Repeater
22
Voice Synthesizer
31
Microphone Up/Dwn Switch
32
General Information
33
Service
33
Cleaning
33
In Case of Difficulty
33
Microprocessor Back-Up Lithium Battery Replacement
34
Ordering Spare Parts
34
Adjustments
35
Tone Unit
51
Voice Synthesizer Unit
51
Other Accessories
52
Reference
54

Kenwood TR-851A Instruction Manual (58 pages)

all mode

Brand: Kenwood | Category: Transceiver | Size: 5.06 MB

Kenwood TR-851A Instruction Manual (58 pages)

all mode transceivers

Brand: Kenwood | Category: Transceiver | Size: 5.06 MB

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More Kenwood Manuals

Kenwood TR-851A UHF Transceiver Manuals

Kenwood TR-851A Service Manual (93 pages)

Table of Contents

Kenwood TR-851A Instruction Manual (58 pages)

Table of Contents

Kenwood TR-851A Instruction Manual (58 pages)

Kenwood TR-851A Instruction Manual (58 pages)

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