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Desktop HF/VHF Receiver
HF/VHF Surveillance Receiver

General

Current value
USD 800 ~ USD 1,062
EUR 444 ~ EUR 467
USD 280 ~ USD 520 (similar rigs)
Rating 1 review No reviews yet
HAM bands 160m  80m  60m  40m  30m (WARC)  20m  17m (WARC)  15m  12m (WARC)  11m (CB)  10m  15m  12m (WARC)  11m (CB)  6m  10m  4m 
Freq. stability ± 50Hz per hour after 1 hour. ?
Tuning steps Continuous Continuous

Receiver

RX-range 0.1-29.9999 MHz 20-80 MHz
Modulations AM   CW   USB   LSB   RTTY   AM   FM   N-FM   CW  
Sensitivity 0.5 µV 1.6-30 MHz SSB/CW S+N/N=10dB AM ca. 0,5 μV
FM ca. 1,2 μV
Selectivity 2.4 / 6 kHz
0.6 kHz optional
4 / 10 / 50 kHz @ -6 dB
Filters ? ?
Receiver system Double conversion superheterodyne Double conversion superheterodyne
IF-freqs. 1st: 70.455 MHz
2nd: 455 kHz
10 MHz / 455 kHz
Image rejection > 70 dB (1.6 - 30 MHz) ?
Audio output 1 W @ 4 Ohms, requires external speaker Requires headphones or external speaker

Transmitter

TX-range - -
Modulations - -
RF-output ? ?

Connections

Antenna SO-239 -
Impedance 50/75Ω 50Ω
Other - -

Electrical

Power req. Mains Mains (220 V AC)
Current RX 50W 16 W
TX - -

Physical

Manufactured Between 1979 and 1986 in Japan Between 1980 and 198x in USA
Dimensions 340 × 140 × 300 mm
(13.39 × 5.51 × 11.81 in)
483 × 90 × 478 mm
(19.02 × 3.54 × 18.82 in)
Weight 7.70 kg (17.0 lbs) 8.20 kg (18.1 lbs)
Form factor Base Station Base Station

Other features

Memories None None
Usage Amateur / Ham radio operators Military communication
Features ¼" Head. Jack, S-Meter, Attenuator, NB, Mute Terminals, ANL, Line Out Jack, RIT, BFO, AGC, PBT, Speaker Output, MW Tune, Up-Down Tuning, Dial Lock, RF Gain, Int./Ext. VFO Switch. ?
Accessories ? DRO-290 Digital Nixie-tube display
MPN JRC-NRD-000515 WATKINS-JOHNSON-WJ-000521A-1