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Desktop Shortwave Transmitter
Desktop Shortwave Transmitter
Desktop UHF Linear Amplifier

General

HAM bands 160m  80m  40m  20m  15m  10m  160m  80m  40m  20m  15m  10m  70cm 
Freq. stability ? ? ?
Tuning steps Continuous Continuous ?

Receiver

RX-range - - ?
Modulations - - -
Sensitivity ? ? ?
Selectivity ? ? ?
Filters ? ? ?
Receiver system ? ? ?
IF-freqs. ? ? ?
Image rejection ? ? ?
Audio output ? ? ?

Transmitter

TX-range 160-10 m 160-10 m 70 cm
Modulations AM   CW   SSB   AM   CW   SSB   All mode  
RF-output AM: 200 W, SSB/CW: 275 W AM: 200 W, SSB/CW: 275 W 230 W

Connections

Antenna - - N-type
Impedance 50/600Ω 50/600Ω 50Ω
Other - - -

Electrical

Power req. Mains Mains 13.8V DC
Current RX - - ?
TX ? ? 43 A max

Physical

Manufactured Between 1956 and 1962 in USA Between 1962 and 1965 in USA Between 20xx and 20xx
Dimensions 530 × 290 × 410 mm
(20.87 × 11.42 × 16.14 in)
530 × 290 × 410 mm
(20.87 × 11.42 × 16.14 in)
245 × 100 × 355 mm
(9.65 × 3.94 × 13.98 in)
Weight 33.00 kg (72.8 lbs) 33.00 kg (72.8 lbs) 5.50 kg (12.1 lbs)
Form factor Base Station Base Station Base Station

Other features

Memories None ? ?
Usage Amateur / Ham radio operators Amateur / Ham radio operators Amateur / Ham radio operators
Features XTAL and VFO XTAL and VFO Input power: 10W / 20W / 50W manual switching
Built-in SWR / Power meter
Overcurrent protection
Accessories ? ? ?
MPN E.F.-JOHNSON-VIKING-VALIANT EF-JOHNSON-VIKING-VALIANT-II TOKYO-HY-POWER-HL-000250UFX