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TH-21A
Kenwood TH-21A Manuals
Manuals and User Guides for Kenwood TH-21A. We have
9
Kenwood TH-21A manuals available for free PDF download: Service Manual, Instruction Manual
Kenwood TH-21A Service Manual (37 pages)
2m Hand-Held
Brand:
Kenwood
| Category:
Transceiver
| Size: 3 MB
Table of Contents
Contents
1
Circuit Description
2
Destination Chart
2
Block Diagram
2
RX Section
2
TX Section
3
Max Rating
3
Squelch-Mute Circuit
3
Power Select Circuit
3
PLL Circuit
4
VCO Circuit
4
+5Khz Shift Circuit
4
Frequency Configuration
5
Thumb Wheel Switch
5
Control Circuit
6
Function of Power Supply Circuit
6
Packing
7
Charger Specifications
7
Charge Schematic Diagram
7
Parts List
8
Capacitors
8
PC Board View
18
Disassembly
23
Top Case Remove Method
23
Front Panel Remove Method
23
Shield Cover Remove Method
23
Level Diagram
25
Adjustment
26
Specifications
36
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Kenwood TH-21A Service Manual (36 pages)
2m FM HAND-HELD TRANSCEIVER
Brand:
Kenwood
| Category:
Transceiver
| Size: 2 MB
Table of Contents
Table of Contents
1
Circuit Description
2
Switch Unit
4
Packing
7
Parts List
8
SWITCH UNIT (X41-1590-XX) Occ Ee Eee Ee Eee Eee Eee Eeee
18
Pc Board Views
19
Tone Unit (X52-1270-XX) (Th-21E Only) 2
19
Dtmf Unit (Th-21At Only)
19
RE UNIT (X44-1630-XX) Oe Ce CCC Cece Eee Eeeeeeaeves
20
IF UNIT (X48-1410-XX) Oo
22
Disassembly
23
Level Diagram
25
CCC Cece Ee Cece Eee Eeenanes
25
Pre-Operation
26
Adjustment
26
Bottom View
28
Aaa Manganese/Alkaline Battery Case)
29
External C Manganese/Alkaline Battery Case)
29
Ni-CD BATTERY)
29
Specifications
29
Outside View
30
Schematic Diagram (Th-21A/At)
30
Programable Tone Encoder) (Th-21A/At Only)
31
WIRING 2.000. C CCC Cece Eect Cence Eee Eeteeeeeeeeerens
32
Eee Eee Eee
33
Block Diagram
35
Specifications
36
Kenwood TH-21A Service Manual (36 pages)
2m FM Hand-held transceiver
Brand:
Kenwood
| Category:
Transceiver
| Size: 3 MB
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Kenwood TH-21A Instruction Manual (14 pages)
430/440 MHz, 220 MHz, 144 MHz FM tranceivers
Brand:
Kenwood
| Category:
Transceiver
| Size: 0 MB
Table of Contents
Before Operation
2
Specifications
4
Battery Notes
5
Operation
10
Optional Accessories
11
Block Diagram
11
Kenwood TH-21A Instruction Manual (10 pages)
144MHz FM TRANSCEIVER
Brand:
Kenwood
| Category:
Transceiver
| Size: 0 MB
Table of Contents
Before Operation
2
Battery Notes
3
Names and Functions
4
Specifications
7
Optional Accessories
10
Kenwood TH-21A Instruction Manual (14 pages)
144MHz; 220MHz; 430MHz; 440MHz
Brand:
Kenwood
| Category:
Transceiver
| Size: 1 MB
KENWOOD TH-21A Instruction Manual (14 pages)
430/440 MHZ Fm transceiver; 220 MHz Fm transceiver; 144 MHz Fm transceiver;
Brand:
KENWOOD
| Category:
Transceiver
| Size: 1 MB
Kenwood TH-21A Instruction Manual (14 pages)
430/440MHz FM Transceiver; 220 MHz FM Transceiver; 144 MHz FM Transceiver;
Brand:
Kenwood
| Category:
Transceiver
| Size: 1 MB
Kenwood TH-21A Instruction Manual (2 pages)
144MHz
Brand:
Kenwood
| Category:
Transceiver
| Size: 0 MB
Table of Contents
Accessories
1
Battery Notes
1
Before Operation
1
Names and Functions
2
Operation
2
Specifications
2
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