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Desktop VHF Receiver
Desktop Shortwave receiver
Desktop Shortwave receiver

General

HAM bands 6m  2m  1.25m  10m  4m  ? ?
Freq. stability ? ? ?
Tuning steps Continuous ? Continuous

Receiver

RX-range 27-290 MHz
VHF Experimental
0.55-30 MHz 15,5-26,6 / 23,5-41 / 37,5-65 / 64-115 meter
110-175 / 170-300 / 290 - 570 meter optional
Modulations AM   AM   CW   AM  
Sensitivity ? ? ?
Selectivity ? ? ?
Filters ? ? ?
Receiver system ? Single conversion TRF with regeneration
IF-freqs. ? 455 kHz ?
Image rejection ? ? ?
Audio output ? ? ?

Transmitter

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

Connections

Antenna Hi-Z - -
Impedance Hi/ZΩ 50 Ω 50Ω
Other - - -

Electrical

Power req. ? 105-125V AC 6 + 45 + 135 + 180 V
Current RX ? ? ?
TX - - -

Physical

Manufactured Between 1938 and 194x in USA Between 1962 and 1963 in USA Between 1929 and 1935 in USA
Dimensions ? 343 × 195 × 220 mm
(13.50 × 7.68 × 8.66 in)
?
Weight ? ? ?
Form factor Base Station Base Station Base Station

Other features

Memories None ? None
Usage Amateur / Ham radio operators Amateur / Ham radio operators Amateur / Ham radio operators
Features ? ? ?
Accessories ? ? External PSU: National 3580B
MPN NATIONAL-COMPANY-000001-10 NATIONAL-COMPANY-NC-000105 NATIONAL-COMPANY-SW-000004