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HF/VHF Surveillance Receiver
Handheld VHF Transceiver
VHF airband receiver

General

HAM bands 15m  12m (WARC)  11m (CB)  6m  10m  4m  2m  None 
Freq. stability ? ? ?
Tuning steps Continuous 5 kHz ?

Receiver

RX-range 20-80 MHz 144-146 MHz 108-143 / 220-380 MHz
Modulations AM   FM   N-FM   CW   FM   AM  
Sensitivity AM ca. 0,5 μV
FM ca. 1,2 μV
? ?
Selectivity 4 / 10 / 50 kHz @ -6 dB ? ?
Filters ? ? ?
Receiver system Double conversion superheterodyne Double conversion superheterodyne ?
IF-freqs. 10 MHz / 455 kHz 10.695 MHz / 455 kHz ?
Image rejection ? ? ?
Audio output Requires headphones or external speaker 500 mW ?

Transmitter

TX-range - 144-146 MHz -
Modulations - FM   -
RF-output ? 150 mW / 1.5 W ?

Connections

Antenna - BNC BNC + SO-239
Impedance 50Ω 50Ω 50Ω
Other - - -

Electrical

Power req. Mains (220 V AC) 5.5-11 V DC 12 V DC
Current RX 16 W 150 mA 300 mA max
TX - 550 mA max -

Physical

Manufactured Between 1980 and 198x in USA Between 198x and 198x Between 199x and 199x in Japan
Dimensions 483 × 90 × 478 mm
(19.02 × 3.54 × 18.82 in)
60 × 158 × 38 mm
(2.36 × 6.22 × 1.50 in)
?
Weight 8.20 kg (18.1 lbs) 370 gr (13.1 oz) with BA-2 ?
Form factor Base Station Handheld Mobile

Other features

Memories None ? 60 channels in 1 bank(s)
Usage Military communication Amateur / Ham radio operators Amateur / Ham radio operators
Features ? ? LCD display
Accessories DRO-290 Digital Nixie-tube display ? ?
MPN WATKINS-JOHNSON-WJ-000521A-1 DAIWA-MT-000020 SIGNAL-COMMUNICATIONS-CORP.-R-000535-(VERSION-1)