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Desktop Shortwave Transmitter
Desktop Shortwave Linear Amplifier
Desktop Transceiver

General

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

Receiver

RX-range - ? 26.965-27.255 MHz
Modulations - - AM  
Sensitivity ? ? 0.5 µV
Selectivity ? ? 7 kHz @ -6 dB
19 kHz @ -60 dB
Filters ? ? ?
Receiver system ? ? ?
IF-freqs. ? ? ?
Image rejection ? ? ?
Audio output ? ? 3 W

Transmitter

TX-range 80-10 m 3.5-30 MHz 26.965-27.255 MHz
Modulations CW   AM   CW   SSB   AM  
RF-output 30 W SSB/CW: 1000 W, AM: 800 W (both input) 3 W

Connections

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

Electrical

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

Physical

Manufactured Between 196x and 196x in USA Between 1958 and 196x in USA Between 195x and 196x in USA
Dimensions ? 500 × 750 × 840 mm
(19.69 × 29.53 × 33.07 in)
157 × 55 × 222 mm
(6.18 × 2.17 × 8.74 in)
Weight ? 57.00 kg (125.8 lbs) 2.30 kg (5.1 lbs)
Form factor Base Station Base Station Base Station

Other features

Memories ? ? 12 channels in 1 bank(s)
Usage Amateur / Ham radio operators Amateur / Ham radio operators Citizen Band (27Mc)
Features XTAL or external VFO ? ?
Accessories ? ? ?
MPN E.F.-JOHNSON-VIKING-ADVENTURER E.F.-JOHNSON-VIKING-THUNDERBOLT E.F.-JOHNSON-MESSENGER-000300