Specifications - Kenwood TK-780 Service Manual

GENERAL
Frequency Range ................................ 146 to 174MHz
Number of Channels ........................... Maximum 250 channels
Channel Spacing ................................. Narrow : 12.5kHz
Input Voltage ....................................... 13.2V DC negative ground
Current Drain ...................................... 0.4A on standby
Temperature Range ............................ –30°C to +60°C
Frequency Stability ............................. ± 2.5ppm
Dimensions & Weight ........................ 140 W x 40 H x 145 D mm, 0.94kg
RECEIVER
(Measurements made per ETS standard)
RF Input Impedance ........................... 50Ω
Sensitivity (EIA 12dB SINAD) ............. 0.25µV
Selectivity ........................................... Wide : 80dB
Intermodulation ................................... 70dB
Spurious and Image Rejection ............ 80dB
Audio Power Output ........................... 4W at 4Ω less than 10% distortion
Channel Frequency Spread ................ 28MHz
TRANSMITTER
(Measurements made per ETS standard)
RF Power Output ................................ E : 5 to 25W
Spurious Emission .............................. ≤ 1GHz : Less than –36dBm
Modulation Limitting ........................... Narrow : ± 2.5kHz
FM Noise (EIA) .................................... Wide : 50dB
Microphone Impedance ...................... 600Ω
Audio Distortion .................................. Less than 3%
Channel Frequency Spread ................ 28MHz

SPECIFICATIONS

Wide 4k : 20kHz
1.0A on receive
E : 8A on transmit E3 : 5A on transmit
Narrow : 70dB
E3 : 1 to 5W
Wide 4k : ± 4kHz
Narrow : 45dB
TK-780
Wide 5k : 25kHz
> 1GHz : Less than –30dBm
Wide 5k : ± 5kHz
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