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Desktop Shortwave receiver
WWII Single-Frequency Beacon Receiver
Desktop Shortwave Transceiver

General

HAM bands 160m  80m  60m  40m  30m (WARC)  20m  17m (WARC)  15m  12m (WARC)  11m (CB)  10m  6m  2m  80m  40m  20m  15m  10m 
Freq. stability ? ? < 100 Hz / hour after 30 minutes warm-up
Tuning steps Continuous Fixed Continuous

Receiver

RX-range 0.5-30.5 MHz in 30×1000 kHz bands 75 MHz 10-80 m
Modulations AM   CW   AM   CW   USB   LSB  
Sensitivity ? ? ≤ 0.5 µV for 10 dB S/N
Selectivity ? ? 2.1 kHz @ -6 dB / 7 kHz @ -60 dB (3.395 MHz filter)
Filters ? ? ?
Receiver system ? ? ?
IF-freqs. ? ? ?
Image rejection ? ? ?
Audio output ? Optional 2 W @ 10% distortion

Transmitter

TX-range - - 10-80 m
Modulations - - CW   USB   LSB  
RF-output ? ? 100 W (80-15m) 80 W (10m)

Connections

Antenna - Proprietary (military) -
Impedance 50Ω 50Ω 50-75Ω
Other - - -

Electrical

Power req. Mains 24 and 250 V DC External high-voltage power supply
Current RX ? ? ?
TX - - ?

Physical

Manufactured Between 1949 and 1951 in USA Between 194x and 194x in USA Between 1968 and 197x in USA
Dimensions 536 × 318 × 352 mm
(21.10 × 12.52 × 13.86 in)
? 380 × 163 × 335 mm
(14.96 × 6.42 × 13.19 in)
Weight 25.00 kg (55.2 lbs) ? 8.50 kg (18.8 lbs)
Form factor Base Station Mobile Base Station

Other features

Memories None None None
Usage Amateur / Ham radio operators Air-to-air / air-to-ground communication Amateur / Ham radio operators
Features ? ? ?
Accessories ? ? ?
MPN COLLINS-000051J-1 MILITARY-BC-000341F HEATHKIT-HW-000100