Specifications - Kenwood TK-890/(B) Service Manual

GENERAL
Frequency Range ............................................ TK-890 : 450 to 490MHz (K), 480 to 512MHz (K2), 403 to 430MHz (K3)
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
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)
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
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)
KENWOOD follows a policy of continous advancement in development. For this reason, specifications may be changed without notice.
APPLICABLE (MIL-STD)
Military Standard
Low Pressure
High temperature
Low Temperature
Temperature Shock
Solar Radiation
Rain (Procedure : Control head only)
I
Humidity
Salt Fog
Dust
Vibration
Shock

SPECIFICATIONS

TK-890H : 450 to 480MHz (K)
2.2A on receive
TK-890 : 12A, TK-890H : 28A on transmit
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)
TK-890H : 100W (450 to 470MHz), 75W (470 to 480MHz) adjustable to 40W
810C
500.1/Procedure
I
501.1/Procedure
I, II
502.1/Procedure
I
503.1/Procedure
I
505.1/Procedure
I
506.1/Procedure
I, II
507.1/Procedure
II
509.1/Procedure
I
510.1/Procedure
I
514.2/Procedure
VIII, X
516.2/Procedure
I, II, V
TK-890/
TK-890H : 30MHz
Method/Procedures
810D
500.2/Procedure
I, II
501.2/Procedure
I, II
Cat, A1
502.2/Procedure
I, II
Cat, C1
503.2/Procedure
I
Cat, A1,C1
505.2/Procedure
I
506.2/Procedure
I, II
507.2/Procedure
II
509.2/Procedure
I
510.2/Procedure
I
514.3/Procedure
I
Cat, 8
516.3/Procedure 516.4/Procedure
I, IV
( B ) /H ( B
810E
500.3/Procedure
I, II
501.3/Procedure
I, II
Cat, A1
502.3/Procedure
I, II
Cat, C1
503.3/Procedure
I
Cat, A1,C1
505.3/Procedure
I
506.3/Procedure
I, II
507.3/Procedure
II
509.3/Procedure
I
510.3/Procedure
I
514.4/Procedure
I
Cat, 8
121
I, IV
)