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Desktop Shortwave Transmitter
Desktop Shortwave Receiver

General

HAM bands 160m  80m  40m  20m  15m  10m  80m  40m  20m  15m  10m 
Freq. stability ? ± 0.5 per 100 (± 0.5 kHz per MHz)
Tuning steps ? ± 10 kHz kHz

Receiver

RX-range - 80-10 m
Modulations - AM   CW  
Sensitivity ? 1 µV
Selectivity ? ?
Filters ? 5 xtals
Receiver system ? Double conversion, 12 valves
IF-freqs. ? 1st: 4.6 MHz
2nd: 467 kHz
Image rejection ? ≥ 70 dB
Audio output ? 2.5 W

Transmitter

TX-range 160-10 m -
Modulations AM   CW   -
RF-output CW: 115 W, AM: 100 W ?

Connections

Antenna - -
Impedance ? 3.2 - 500Ω
Other - -

Electrical

Power req. Mains Mains
Current RX - 90 W
TX ? -

Physical

Manufactured Between 1949 and 1952 in USA Between 19xx and 19xx in Italy
Dimensions 530 × 285 × 380 mm
(20.87 × 11.22 × 14.96 in)
516 × 254 × 260 mm
(20.31 × 10.00 × 10.24 in)
Weight ? 12.45 kg (27.5 lbs)
Form factor Base Station Base Station

Other features

Memories ? ?
Usage Amateur / Ham radio operators Amateur / Ham radio operators
Features 11 tubes Noise limiter
S-meter
Accessories ? ?
MPN E.F.-JOHNSON-VIKING-I GELOSO-G-000209