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Desktop Shortwave receiver
Desktop Shortwave receiver
Desktop Shortwave receiver

General

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

Receiver

RX-range 50-430 kHz / 0.48-35 MHz
Bandspread on ham bands
0.15-23 MHz 0.54-30 MHz
Modulations AM   CW   AM   CW   AM   CW  
Sensitivity ? ? ?
Selectivity ? ? ?
Filters ? ? ?
Receiver system 11 tubes + voltage regulator ? ?
IF-freqs. ? ? ?
Image rejection ? ? ?
Audio output ? ? ?

Transmitter

TX-range - - -
Modulations - - -
RF-output ? ? ?

Connections

Antenna - - -
Impedance 50 Ω 50 Ω 50 Ω
Other - - -

Electrical

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

Physical

Manufactured Between 1947 and 1949 in USA Between 1957 and 1961 in USA Between 1937 and 1939 in USA
Dimensions ? ? ?
Weight ? ? ?
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 Noise limiter ? ?
Accessories ? ? ?
MPN NATIONAL-COMPANY-HRO-000007 NATIONAL-COMPANY-NC-000066 NATIONAL-COMPANY-NC-000081X