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Mobile Shortwave receiver
HF/VHF Surveillance Receiver
Handheld VHF Transceiver

General

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  2m 
Freq. stability < ±30 Hz in 1 hour typical ? ?
Tuning steps 8 Hz / 0.05 kHz Continuous ?

Receiver

RX-range 0.03-30 MHz 20-80 MHz 144-148 MHz
Modulations AM   AM-sync   N-FM   CW   USB   LSB   AM   FM   N-FM   CW   FM  
Sensitivity 0.5 µV SSB 2-30 Mhz AM ca. 0,5 μV
FM ca. 1,2 μV
?
Selectivity 2,2kHz / 1,4:1
3,5kHz / 1,38:1
4,5kHz / 1,53:1
7,0kHz / 1,41:1
4 / 10 / 50 kHz @ -6 dB ?
Filters 2.2, 3.5, 4.5 and 7.0 kHz ? ?
Receiver system Double conversion superheterodyne Double conversion superheterodyne ?
IF-freqs. 1st: 45 MHz
2nd: 455 kHz
10 MHz / 455 kHz ?
Image rejection ? ? ?
Audio output 1.6W 8 ohms 5% THD Requires headphones or external speaker ?

Transmitter

TX-range - - 144-148 MHz
Modulations - - FM  
RF-output ? ? ?

Connections

Antenna SO-239 + Hi-Z - Built-in telescopic
Impedance 50Ω 50Ω 50/75Ω
Other - - -

Electrical

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

Physical

Manufactured Between 199x and 199x in Great Britain Between 1980 and 198x in USA Between 197x and 197x
Dimensions 253 × 109 × 204 mm
(9.96 × 4.29 × 8.03 in)
483 × 90 × 478 mm
(19.02 × 3.54 × 18.82 in)
?
Weight 1.90 kg (4.2 lbs) 8.20 kg (18.1 lbs) ?
Form factor Mobile Base Station Handheld

Other features

Memories 30 channels in 1 bank(s) None 6 channels in 1 bank(s)
Usage Amateur / Ham radio operators Military communication Amateur / Ham radio operators
Features ? ? ?
Accessories ? DRO-290 Digital Nixie-tube display ?
MPN LOWE-HF-000225E WATKINS-JOHNSON-WJ-000521A-1 HY-GAIN-003806