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Desktop Shortwave Transmitter
Desktop Shortwave Transceiver
Phone Patch

General

HAM bands 160m  80m  40m  20m  15m  10m  80m  40m  20m  15m  10m  None 
Freq. stability ? ? -
Tuning steps ? ? -

Receiver

RX-range - 10-80 m N/A
Modulations - CW   SSB   All mode  
Sensitivity ? ? -
Selectivity ? ? -
Filters ? ? -
Receiver system ? Tubes -
IF-freqs. ? ? -
Image rejection ? ? -
Audio output ? ? -

Transmitter

TX-range 160-10 m 10-80 m N/A
Modulations CW   CW   SSB   All mode  
RF-output 25 W SSB: 560 W (PEP input), CW: 500 W (input) -

Connections

Antenna - SO-239 Clamps / screws
Impedance ? 50 Ω 50Ω
Other - - -

Electrical

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

Physical

Manufactured Between 195x and 196x in USA Between 1971 and 1973 in Japan Between 1966 and 1983 in USA
Dimensions 240 × 335 × 254 mm
(9.45 × 13.19 × 10.00 in)
400 × 159 × 350 mm
(15.75 × 6.26 × 13.78 in)
235 × 67 × 92 mm
(9.25 × 2.64 × 3.62 in)
Weight 11.35 kg (25.0 lbs) 18.15 kg (40.0 lbs) 1.13 kg (2.5 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 & VFO ? -
Accessories ? ? -
MPN E.F.-JOHNSON-VIKING-NAVIGATOR SOMMERKAMP-FTDX-000505 HEATHKIT-HD-000015