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Desktop VHF/UHF Receiver
Desktop Shortwave receiver
6m SSB Transceiver

General

HAM bands None  160m  80m  60m  40m  30m (WARC)  20m  17m (WARC)  15m  12m (WARC)  11m (CB)  10m  6m 
Freq. stability ? ? ≥ 100 Hz per hour, after 20 mins. warm-up. ≥ 100 Hz / ±10% supply voltage
Tuning steps ? Continuous ?

Receiver

RX-range 30-50 / 152-174 / 450-470 MHz 200 kHz - 30 MHz 49.5-54 MHz in 500 kHz segments
50.0-52.0 MHz with crystals
Modulations FM   AM   CW   SSB   CW   USB   LSB  
Sensitivity ? ? 0.1 µV (10 dB S/N)
Selectivity ? ? 2.1 kHz @ -6 dB
5 kHz @ -60 dB
Filters ? ? ?
Receiver system ? Double conversion superheterodyne ?
IF-freqs. ? 1st: 455 kHz
2nd: 4034 kHz
1st: 8395 kHz
2nd 3395 kHz
Image rejection ? ? ≥ 50 dB
Audio output Internal speaker 0.3 W 1 W

Transmitter

TX-range - - 49.5-54 MHz in 500 kHz segments
50.0-52.0 MHz with crystals
Modulations - - CW   USB   LSB  
RF-output ? ? SSB: 100 W PEP, CW: 90 W

Connections

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

Electrical

Power req. ? Internal 9 V NiCad (trickle charged through 115 V DC) Mains
Current RX 11 W ? ?
TX - - ?

Physical

Manufactured Between 197x and 197x in Japan (probably) Between 1969 and 1976 in USA Between 1965 and 1971 in USA
Dimensions 330 × 102 × 254 mm
(12.99 × 4.02 × 10.00 in)
287 × 156 × 215 mm
(11.30 × 6.14 × 8.46 in)
380 × 168 × 339 mm
(14.96 × 6.61 × 13.35 in)
Weight 5.00 kg (11.0 lbs) ? 7.70 kg (17.0 lbs)
Form factor Base Station Base Station Base Station

Other features

Memories None None None
Usage Amateur / Ham radio operators Amateur / Ham radio operators Amateur / Ham radio operators
Features Squelch
AF filter
? VOX (Voice Operated Transmit)
PTT (Push To Talk)
Built-in crystal calibrator (100 kc intervals)
ALC (Auto. Level Control)
S-meter
Accessories ? ? ?
MPN RADIOSHACK-REALISTIC-PRO-000003A HEATHKIT-GR-000078 HEATHKIT-SB-000110A