Equipment information:

Kenwood TK-690H Transceiver
Manufacturer:
Kenwood
Model: TK-690H
Date: 2001
Category: Radio, Communication
Group: Transceiver
Description: VHF FM TRANSCEIVER
Information:
                                    GENERAL
Frequency Range
............................................... K :
29.7~37.0MHz K2 : 35.0~43.0MHz K3 : 40.0~50.0MHz
Number of Channels .........................................
160 channels
Channel Spacing
................................................ 20kHz (PLL
channel step : 5kHz)
Operating Voltage
.............................................. 13.4V DC± 15%
negative ground
Current Drain
..................................................... 0.6A
on standby
2.2A on receive
25A on transmit
Duty Cycle
.........................................................
Transmit 20%
Frequency Stability
............................................ ± 0.0005%
(–30°C to +60°C)
Operating Temperature Range .......................... –30°C
to +60°C (–22°F to +140°F)
Dimensions & Weight .......................................
7.01" (178mm) W x 2.36" (60mm) H x 12.88" (327mm) D, 7.92lbs
(3.6kg)
RECEIVER (Measurements made per EIA standard EIA/TIA-240-D)
Antenna Impedance .......................................... 50Ω
Sensitivity
..........................................................
12dB SINAD : 0.25μV, 20dB Quieting : 0.35μV
Selectivity
.......................................................... 85dB
Intermodulation
................................................. 80dB
Spurious and Image Rejection .......................... 90dB
Audio Output
..................................................... 13W at
4Ω less than 5% distortion (12W at 4Ω less than 3% distortion)
Band Spread
...................................................... K :
7.3MHz K2 : 8.0MHz K3 : 10.0MHz
TRANSMITTER (Measurements made per EIA standard EIA-152-C)
RF Power Output
............................................... 110W
adjustable to 45W
Antenna Impedance .......................................... 50Ω
Spurious Response
........................................... 80dB
Type of Emission
............................................... 16K0F3E
FM Hum and Noise ...........................................
55dB
Microphone Impedance .................................... 600Ω
Audio Distortion
................................................. Less than
2% at 1000Hz
Band Spread
...................................................... K :
7.3MHz K2 : 8.0MHz K3 : 10.0MHz

These manuals are available for the above equipment:

Kenwood -- TK-690H -- Service Manual
File name: Kenwood-6899-Manual-Page-1-Picture
Manual Type: Service Manual
Pages: 81
Size: 5.27 Mbytes (5523525 Bytes)
Language: english
Revision:
Manual-ID/Number: B51-8460-10 (N) 1031
Date: July 2001
Quality: Electronic document, no scan, very well readable.
Upload date:
MD5: d875288d201c0603f91a2a81fc83252b
ed2kID: f1934ea30dbb5599a70f3270ea670407
Downloads: 56 since 15 June 2015
Information:
This service manual applies to products with 30500001 or
subsequent serial numbers. (KCH-10 and KCH-11 are applicable to
the productions June 2001 and after.)
In terms of the products with the serial numbers earier than
30500001, refer to the TK-690H(B) service manual as per part
No. B51-8460-00.

GENERAL
.........................................................................................................................
2
SYSTEM SET-UP
.............................................................................................................
4
OPERATING FEATURES
.................................................................................................
5
INSTALLATION..............................................................................................................
16
DISASSEMBLY FOR REPAIR
.........................................................................................
22
CIRCUIT DESCRIPTION
.................................................................................................
25
SEMICONDUCTOR
DATA.............................................................................................
31
DESCRIPTION OF COMPONENTS
...............................................................................
34
PARTS
LIST....................................................................................................................
37
EXPLODED VIEW
..........................................................................................................
48
PACKING
........................................................................................................................
51
ADJUSTMENT
...............................................................................................................
54
TERMINAL FUNCTION
.................................................................................................
62
PC BOARD VIEWS / CIRCUIT DIAGRAMS
DISPLAY UNIT (X54-3190-20) : KCH-10
..................................................................
65
DISPLAY UNIT (X54-3200-20) : KCH-11
..................................................................
67
TX-RX UNIT (X57-5600-XX) (A/2)
...........................................................................
73
FINAL UNIT (X45-3550-XX)
......................................................................................
77
NB (X58-4610-10)
......................................................................................................
85
CONTROL UNIT (X57-5600-XX) (B/2)
.....................................................................
87
WIRING
..........................................................................................................................
97
BLOCK
DIAGRAM...........................................................................................................
99
SPECIFICATIONS.........................................................................................................
101
GENERAL
INTRODUCTION
SCOPE OF THIS MANUAL
This manual is intended for use by experienced technicians
familiar with similar types of commercial grade communications
equipment. It contains all required service information
for the equipment and is current as of this publication
date. Changes which may occur after publication are
covered by either Service Bulletins or Manual Revisions,
which are issued as required.
Kenwood-6899-Manual-Page-1-Picture
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