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Desktop Shortwave Transceiver
HF/VHF Surveillance Receiver
Desktop HF/VHF/UHF Receiver

General

HAM bands 160m  80m  40m  30m (WARC)  20m  17m (WARC)  15m  12m (WARC)  10m  15m  12m (WARC)  11m (CB)  6m  10m  4m  ?
Freq. stability ? ? ?
Tuning steps 10Hz / 50Hz / 1 kHz Continuous ?

Receiver

RX-range 10-160 m + WARC 20-80 MHz 2 ~ 20 - 1100 MHz
Modulations FM   CW   USB   LSB   AM   FM   N-FM   CW   AM   FM   CW   SSB  
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 10-160 m + WARC - -
Modulations FM   CW   SSB   USB   LSB   - -
RF-output 100 W ? ?

Connections

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

Electrical

Power req. 13.8V DC Mains (220 V AC) Mains
Current RX ? 16 W ?
TX 20 A - -

Physical

Manufactured Between 1982 and 198x Between 1980 and 198x in USA Between 19xx and 19xx in USA
Dimensions 286 × 111 × 374 mm
(11.26 × 4.37 × 14.72 in)
483 × 90 × 478 mm
(19.02 × 3.54 × 18.82 in)
?
Weight 10.50 kg (23.2 lbs) with built-in PSU 8.20 kg (18.1 lbs) ?
Form factor Base Station Base Station Base Station

Other features

Memories 9 channels in 1 bank(s) None ?
Usage Amateur / Ham radio operators Military communication Military communication
Features Built-in PSU options ? ?
Accessories ? DRO-290 Digital Nixie-tube display ?
MPN ICOM-IC-000740 WATKINS-JOHNSON-WJ-000521A-1 WATKINS-JOHNSON-WJ-008617-SERIES