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Desktop Shortwave Transmitter
Desktop Shortwave Linear Amplifier
Desktop HF Receiver

General

HAM bands 160m  80m  40m  20m  15m  10m  ? ?
Freq. stability ? ? ?
Tuning steps ? ? Continuous

Receiver

RX-range - ? 0.535-1.62 / 5.8-18.3 MHz
Modulations - - -
Sensitivity ? ? ?
Selectivity ? ? ?
Filters ? ? ?
Receiver system ? ? ?
IF-freqs. ? ? ?
Image rejection ? ? ?
Audio output ? ? ?

Transmitter

TX-range 160-10 m 3.5-30 MHz -
Modulations CW   AM   CW   SSB   -
RF-output 25 W SSB/CW: 1000 W, AM: 800 W (both input) ?

Connections

Antenna - - -
Impedance ? 50/500Ω ?
Other - - -

Electrical

Power req. Mains Mains Mains
Current RX - ? ?
TX 40 W ? -

Physical

Manufactured Between 195x and 196x in USA Between 1958 and 196x in USA Between 1956 and 1957 in USA
Dimensions 240 × 335 × 254 mm
(9.45 × 13.19 × 10.00 in)
500 × 750 × 840 mm
(19.69 × 29.53 × 33.07 in)
?
Weight 11.35 kg (25.0 lbs) 57.00 kg (125.8 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 XTAL & VFO ? ?
Accessories ? ? ?
MPN E.F.-JOHNSON-VIKING-NAVIGATOR E.F.-JOHNSON-VIKING-THUNDERBOLT HALLICRAFTERS-S-000103