Equipment information:

Kenwood TK-890 Transceiver
Manufacturer:
Kenwood
Model: TK-890
Date: 2001
Category: Radio, Communication
Group: Transceiver
Description: UHF FM TRANSCEIVER
Information:
                                    GENERAL
Frequency Range ............................................
TK-890 : 450 to 490MHz (K), 480 to 512MHz (K2), 403 to
430MHz (K3)
TK-890H : 450 to 480MHz (K)
Number of Channels ......................................
160 channels
Channel Spacing
............................................. 25kHz (Wide) /
12.5kHz (Narrow)
Operating Voltage
........................................... TK-890 : 13.6V
DC± 15%, TK-890H : 13.4V DC±15% negative ground
Current Drain
.................................................. 0.6A on
standby
2.2A on receive
TK-890 : 12A, TK-890H : 28A on transmit
Duty Cycle
......................................................
Transmit 20%
Frequency Stability
......................................... ±0.0002% (–30°C to
+60°C)
Operating Temperature Range ....................... –30°C to
+60°C (–22°F to +140°F)
Dimensions & Weight ....................................
TK-890 : 7.01" (178mm) W x 2.36" (60mm) H x 7.68" (195mm) D,
5.06lbs (2.3kg)
7.01" (178mm) W x 2.36" (60mm) H x 8.98" (228mm) D, 5.72lbs
(2.6kg) with KCH-10
TK-890H : 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
(Wide) / 77dB (Narrow)
Intermodulation
.............................................. 80dB (Wide) /
75dB (Narrow)
Spurious and Image Rejection ....................... 90dB
Audio Output
.................................................. 13W at 4Ω
less than 5% distortion (12W at 4Ω less than 3% distortion)
Frequency Stability
......................................... ±0.0002% from
–30°C to +60°C
Band Spread
................................................... 20MHz
TRANSMITTER (Measurements made per EIA standard EIA-152-C)
RF Power Output ............................................
TK-890 : 40W adjustable to 5W
TK-890H : 100W (450 to 470MHz), 75W (470 to 480MHz)
adjustable to 40W
Antenna Impedance ....................................... 50Ω
Spurious Response ........................................ 80dB
Type of Emission
............................................ 16K0F3E (Wide)
/ 11K0F3E (Narrow)
FM Hum and Noise ........................................
50dB (Wide) / 44dB (Narrow)
Microphone Impedance ................................. 600Ω
Audio Distortion
.............................................. Less than 2%
at 1000Hz
Band Spread
................................................... TK-890 :
40MHz (K), 32MHz (K2), 27MHz (K3) TK-890H : 30MHz

These manuals are available for the above equipment:

Kenwood -- TK-890 -- Service Manual
File name: Kenwood-6898-Manual-Page-1-Picture
Manual Type: Service Manual
Pages: 97
Size: 6.00 Mbytes (6290984 Bytes)
Language: english
Revision: Revised
Manual-ID/Number: B51-8439-10 (N) 1233
Date: June 2001
Quality: Electronic document, no scan, very well readable.
Upload date:
MD5: e62e4aa69c9174d62983ef29b8cdebb6
ed2kID: a88c97f75cb070e960294cc922be0370
Downloads: 87 since 15 June 2015
Information:
This service manual applies to products with 30300001 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
30300001, refer to the TK-890/(B)/H(B) service manual as per
part No. B51-8439-00 and the TK-890(B) service manual as per
part No. B51-8457-00.

GENERAL
.........................................................................................................................
2
SYSTEM SET-UP
.............................................................................................................
4
OPERATING FEATURES
.................................................................................................
5
INSTALLATION..............................................................................................................
16
DISASSEMBLY FOR REPAIR
........................................................................................
22
CIRCUIT DESCRIPTION
.................................................................................................
26
SEMICONDUCTOR
DATA.............................................................................................
32
DESCRIPTION OF COMPONENTS
...............................................................................
36
PARTS
LIST....................................................................................................................
39
EXPLODED VIEW
..........................................................................................................
58
PACKING
........................................................................................................................
62
ADJUSTMENT
...............................................................................................................
66
TERMINAL FUNCTION
.................................................................................................
76
WIRING
..........................................................................................................................
79
PC BOARD VIEWS / CIRCUIT DIAGRAMS
DISPLAY UNIT (X54-3190-20) : KCH-10
..................................................................
81
DISPLAY UNIT (X54-3200-20) : KCH-11
..................................................................
83
CONTROL UNIT (X57-5620-XX) (B/3)
.....................................................................
89
FINAL UNIT (X57-5620-XX) (C/3) : TK-890/(B)
....................................................... 99
TX-RX UNIT (X57-5620-XX) (A/3)
.........................................................................
103
FINAL UNIT (X45-3570-10) : TK-890H(B)
..............................................................
115
BLOCK
DIAGRAM........................................................................................................
119
SPECIFICATIONS.........................................................................................................
121

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-6898-Manual-Page-1-Picture
Start Free Download


Comments

No comments yet.

Add Comment

* Required information
(never displayed)
 
Bold Italic Underline Strike Superscript Subscript Quote Line Bullet Link Email Image Video
 
Smile Sad Huh Laugh Mad Tongue Crying Grin Wink Scared Cool Sleep Blush Unsure Shocked
 
1000
What is the opposite word of small?
 
Enter answer:
 
Notify me of new comments via email.
 
Remember my form inputs on this computer.
 
 
Powered by Commentics