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Desktop Shortwave Transceiver
Desktop Shortwave receiver
Desktop Shortwave receiver

General

HAM bands 80m  40m  20m  15m  10m  ? ?
Freq. stability Less than 100 Hz per hour drift after 10 minute warm up ? ?
Tuning steps ? ? ?

Receiver

RX-range 80-10m 0.5-30.5 MHz 27-4 / 45-84 / 81-145 MHz
Modulations CW   USB   LSB   AM   CW   AM   FM   CW  
Sensitivity 0.35 µV for 10 dB S+N/N ? ?
Selectivity 2.1 kHz @ -6 dB
5 kHz @ -60 dB
? ?
Filters 2.1 kHz 400 Hz optional ? ?
Receiver system ? 16 tubes Single conversion superheterodyne
IF-freqs. ? ? 5.25 MHz
Image rejection ? ? ?
Audio output 2 W ? ?

Transmitter

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

Connections

Antenna - - -
Impedance 50/75Ω 50 Ω ?
Other - - -

Electrical

Power req. ? Mains Mains or batteries
Current RX ? ? ?
TX ? - -

Physical

Manufactured Between 1970 and 1975 Between 1950 and 195x in USA Between 1940 and 1943 in USA
Dimensions 378 × 168 × 340 mm
(14.88 × 6.61 × 13.39 in)
? 483 × 230 × 256 mm
(19.02 × 9.06 × 10.08 in)
Weight ? ? 20.00 kg (44.1 lbs)
Form factor Base Station Base Station Base Station

Other features

Memories ? ? ?
Usage Amateur / Ham radio operators Amateur / Ham radio operators Amateur / Ham radio operators
Features 100 kHz crystal calibrator
Triple Action Level Control
VOX
PTT
? 15 tubes
Accessories ? ? ?
MPN HEATHKIT-SB-000102 COLLINS-000051J-2 HALLICRAFTERS-S-000027