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Desktop Shortwave receiver
Desktop Shortwave receiver
Desktop Shortwave receiver

General

HAM bands 160m  80m  60m  40m  30m (WARC)  20m  17m (WARC)  15m  12m (WARC)  11m (CB)  10m  160m  80m  60m  40m  20m  15m  10m  ?
Freq. stability ? ? ?
Tuning steps Continuous Continuous ?

Receiver

RX-range 0.5-32 MHz 0.54-31 MHz in six bands 0.54-30 MHz
Modulations AM   CW   AM   CW   AM   CW   SSB  
Sensitivity ? ? ?
Selectivity ? ? ?
Filters ? ? ?
Receiver system ? 12 tubes ?
IF-freqs. ? ? ?
Image rejection ? ? ?
Audio output ? ? ?

Transmitter

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

Connections

Antenna - - SO-239 + Clamps / screws
Impedance 50Ω ? 50 Ω
Other - - -

Electrical

Power req. Mains Mains Mains
Current RX ? ? 120W
TX - - -

Physical

Manufactured Between 1950 and 1954 in USA Between 1938 and 1944 in USA Between 1963 and 1972 in USA
Dimensions 483 × 267 × 438 mm
(19.02 × 10.51 × 17.24 in)
? 483 × 267 × 330 mm
(19.02 × 10.51 × 12.99 in)
Weight ? ? 17.25 kg (38.1 lbs)
Form factor Base Station Base Station Base Station

Other features

Memories None None ?
Usage Amateur / Ham radio operators Amateur / Ham radio operators Amateur / Ham radio operators
Features ? ? ?
Accessories ? ? ?
MPN COLLINS-R-000390/URR HAMMARLUND-HQ-000120X HAMMARLUND-HQ-000180AX