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

General

HAM bands 2m  70cm  ? 15m  12m (WARC)  11m (CB)  6m  10m  4m 
Freq. stability ? ? ?
Tuning steps ? ? Continuous

Receiver

RX-range 144-146 / 430-440 MHz 0.55-30 MHz in four bands 20-80 MHz
Modulations FM   AM   CW   SSB   AM   FM   N-FM   CW  
Sensitivity ? AM: 1 µV (10 dB S/N)
SSB: 0.3 µV (10 dB S/N)
AM ca. 0,5 μV
FM ca. 1,2 μV
Selectivity ? 4 kHz, shape factor <2 4 / 10 / 50 kHz @ -6 dB
Filters ? ? ?
Receiver system ? ? Double conversion superheterodyne
IF-freqs. ? ? 10 MHz / 455 kHz
Image rejection ? Better than 35 dB ?
Audio output ? ? Requires headphones or external speaker

Transmitter

TX-range 144-146 / 430-440 MHz - -
Modulations FM   - -
RF-output High: 50/35 W, Low: 5/5 W ? ?

Connections

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

Electrical

Power req. 13.8V DC 12V DC or mains Mains (220 V AC)
Current RX Max 1.2 A ? 16 W
TX Max 11.5 A - -

Physical

Manufactured Between 19xx and 19xx Between 1976 and 197x in Japan Between 1980 and 198x in USA
Dimensions 140 × 47 × 176 mm
(5.51 × 1.85 × 6.93 in)
360 × 160 × 220 mm
(14.17 × 6.30 × 8.66 in)
483 × 90 × 478 mm
(19.02 × 3.54 × 18.82 in)
Weight 1.10 kg (2.4 lbs) 6.00 kg (13.2 lbs) 8.20 kg (18.1 lbs)
Form factor Mobile Base Station Base Station

Other features

Memories ? ? None
Usage Amateur / Ham radio operators Amateur / Ham radio operators Military communication
Features 9K6 packet ready. Twin RX Noise limiter, BFO. ?
Accessories ? ? DRO-290 Digital Nixie-tube display
MPN ALINCO-DR-000605E MINIX-MR-000073B WATKINS-JOHNSON-WJ-000521A-1