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Desktop Shortwave Transmitter
Desktop Shortwave Transmitter
HF Transceiver

General

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

Receiver

RX-range - - 28-29 MHz (50 KHz per XTAL)
Modulations - - CW   SSB  
Sensitivity ? ? Better than 0.5 µV for 15 dB S/N
Selectivity ? ? ?
Filters ? ? ?
Receiver system ? ? VXO. Max 2 XTALS
IF-freqs. ? ? ?
Image rejection ? ? ?
Audio output ? ? ?

Transmitter

TX-range 160-10 m 10-80 m 28-29 MHz (50 KHz per XTAL)
Modulations AM   CW   SSB   CW   SSB  
RF-output CW: 115 W, AM: 100 W 80 W 300 mW

Connections

Antenna - - BNC
Impedance ? ? 50 Ω
Other - - -

Electrical

Power req. Mains Mains 9.5V DC
Current RX - - 40 mA
TX ? ? Max 200 mA

Physical

Manufactured Between 1949 and 1952 in USA Between 19xx and 19xx in Italy Between 1983 and 19xx in Japan
Dimensions 530 × 285 × 380 mm
(20.87 × 11.22 × 14.96 in)
? 66 × 142 × 39 mm
(2.60 × 5.59 × 1.54 in)
Weight ? ? 645 gr (1.4 lbs) batteries included
Form factor Base Station Base Station Unknown

Other features

Memories ? None ?
Usage Amateur / Ham radio operators Amateur / Ham radio operators Amateur / Ham radio operators
Features 11 tubes ? ?
Accessories ? ? ?
MPN E.F.-JOHNSON-VIKING-I GELOSO-G000004/225 MIZUHO-MX-000010Z