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Handheld HF/VHF/UHF Scanner / receiver
HF/VHF Surveillance Receiver
Heavy-duty amplifier

General

HAM bands 6m  15m  12m (WARC)  11m (CB)  6m  10m  4m  ?
Freq. stability ? ? ?
Tuning steps 5 / 12.5 kHz Continuous ?

Receiver

RX-range 68-88 / 108-174 / 406-512 / 806-956 MHz (Europe)
29-54 / 108-174 / 406-512 / 806-956 MHz (USA)
20-80 MHz ?
Modulations AM   FM   AM   FM   N-FM   CW   -
Sensitivity ? AM ca. 0,5 μV
FM ca. 1,2 μV
?
Selectivity ? 4 / 10 / 50 kHz @ -6 dB ?
Filters ? ? ?
Receiver system ? Double conversion superheterodyne ?
IF-freqs. ? 10 MHz / 455 kHz ?
Image rejection ? ? ?
Audio output ? Requires headphones or external speaker ?

Transmitter

TX-range - - ?
Modulations - - All mode  
RF-output ? ? ?

Connections

Antenna BNC - -
Impedance 50Ω 50Ω 50Ω
Other - - -

Electrical

Power req. 4×LR6 Mains (220 V AC) Mains
Current RX ? 16 W ?
TX - - ?

Physical

Manufactured Between 1993 and 199x Between 1980 and 198x in USA Between 195x and 19xx in USA
Dimensions 66 × 151 × 37 mm
(2.60 × 5.94 × 1.46 in)
483 × 90 × 478 mm
(19.02 × 3.54 × 18.82 in)
?
Weight 220 gr (7.8 oz) Batteries not included 8.20 kg (18.1 lbs) ?
Form factor Handheld Base Station Base Station

Other features

Memories 100 channels in 10 bank(s) @ 14 channels/second None ?
Usage Amateur / Ham radio operators Military communication Marine / Navy
Features ? ? ?
Accessories ? DRO-290 Digital Nixie-tube display ?
MPN 20-305 WATKINS-JOHNSON-WJ-000521A-1 TMC-PAL-000500