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Desktop HF/VHF Transmitter
Desktop Transceiver
Desktop Shortwave Transmitter

General

HAM bands 80m  40m  20m  15m  6m  10m  11m (CB)  160m  80m  40m  20m  15m  10m 
Freq. stability ? ? ?
Tuning steps ? Channelized ?

Receiver

RX-range - 11 m (26.965-27.405 MHz) -
Modulations - AM   -
Sensitivity ? ? ?
Selectivity ? ? ?
Filters ? ? ?
Receiver system ? ? ?
IF-freqs. ? ? ?
Image rejection ? ? ?
Audio output ? ? ?

Transmitter

TX-range 80-10 + 6 m 11 m (26.965-27.405 MHz) 160-10 m
Modulations AM   CW   AM   CW  
RF-output AM: 40 W, CW: 70 W 5 W 25 W

Connections

Antenna - SO-239 -
Impedance ? ? ?
Other - - -

Electrical

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

Physical

Manufactured Between 196x and 196x in USA Between 1958 and 196x in USA Between 195x and 196x in USA
Dimensions ? ? 240 × 335 × 254 mm
(9.45 × 13.19 × 10.00 in)
Weight ? ? 11.35 kg (25.0 lbs)
Form factor Base Station Base Station Base Station

Other features

Memories ? ? ?
Usage Amateur / Ham radio operators Citizen Band (27Mc) Amateur / Ham radio operators
Features XTAL or external VFO XTAL XTAL & VFO
Accessories ? ? ?
MPN E.F.-JOHNSON-VIKING-CHALLENGER EF-JOHNSON-MESSENGER-I E.F.-JOHNSON-VIKING-NAVIGATOR