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Desktop Shortwave receiver
Desktop Shortwave Linear Amplifier
Desktop Shortwave receiver

General

HAM bands ? ? ?
Freq. stability ? ? ?
Tuning steps ? ? ?

Receiver

RX-range 0.54-30 MHz ? 0.54-20 MHz
Modulations AM   CW   SSB   - AM   CW  
Sensitivity ? ? ?
Selectivity ? ? ?
Filters ? ? ?
Receiver system Single conversion, 18 tubes ? ?
IF-freqs. ? ? ?
Image rejection ? ? ?
Audio output ? ? ?

Transmitter

TX-range - 3.5-30 MHz -
Modulations - AM   CW   SSB   -
RF-output ? SSB/CW: 1000 W, AM: 800 W (both input) ?

Connections

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

Electrical

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

Physical

Manufactured Between 1946 and 1948 in USA Between 1958 and 196x in USA Between 1936 and 1936 in USA
Dimensions 546 × 310 × 387 mm
(21.50 × 12.20 × 15.24 in)
500 × 750 × 840 mm
(19.69 × 29.53 × 33.07 in)
?
Weight 30.40 kg (67.1 lbs) 57.00 kg (125.8 lbs) ?
Form factor Base Station Base Station Base Station

Other features

Memories ? ? ?
Usage Amateur / Ham radio operators Amateur / Ham radio operators Amateur / Ham radio operators
Features ¼" Head. Jack, S Meter, Bandspread, Speaker Terminals, Sensitivity, ANL, BFO, Phono Terminals, Standby, Dial Lamp, AVC ON/OFF, Hinged Top Cover, Carry Handles ? ?
Accessories ? ? ?
MPN HAMMARLUND-SP-000400-X E.F.-JOHNSON-VIKING-THUNDERBOLT HAMMARLUND-SP-000010