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Desktop Shortwave Transmitter
Desktop HF/VHF Receiver
Desktop Shortwave Linear Amplifier

General

HAM bands ? ? ?
Freq. stability ? ? ?
Tuning steps ? ? ?

Receiver

RX-range - 0.54-32 MHz in four bands ?
Modulations - AM   CW   -
Sensitivity ? ? ?
Selectivity ? ? ?
Filters ? ? ?
Receiver system ? 5 tubes ?
IF-freqs. ? 455 kHz ?
Image rejection ? ? ?
Audio output ? ? ?

Transmitter

TX-range 80/20/10 m - 3.5-30 MHz
Modulations AM   - AM   CW   SSB  
RF-output 30-60 W ? 1000 W input (AM/CW/SSB)

Connections

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

Electrical

Power req. Mains Mains (AC or DC) Mains
Current RX - ? ?
TX ? - ?

Physical

Manufactured Between 1952 and 19xx in USA Between 1957 and 1961 in USA Between 1958 and 196x in USA
Dimensions 165 × 178 × 260 mm
(6.50 × 7.01 × 10.24 in)
327 × 178 × 235 mm
(12.87 × 7.01 × 9.25 in)
500 × 750 × 840 mm
(19.69 × 29.53 × 33.07 in)
Weight 6.80 kg (15.0 lbs) ? 180.00 kg (397.1 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 4 × XTAL selector (VFO option), 807 final. Bandspread ?
Accessories ? ? ?
MPN E.F.-JOHNSON-VIKING-MOBILE HALLICRAFTERS-S-000038E E.F.-JOHNSON-DESK-KILOWATT