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Desktop VHF Receiver
Desktop Shortwave receiver
Handheld CB Transceiver

General

HAM bands 6m  2m  1.25m  10m  4m  ? 11m (CB) 
Freq. stability ? ? ?
Tuning steps Continuous Continuous ?

Receiver

RX-range 27-290 MHz
VHF Experimental
15,5-26,6 / 23,5-41 / 37,5-65 / 64-115 meter
110-175 / 170-300 / 290 - 570 meter optional
26.965-27.255 MHz
Modulations AM   AM   AM  
Sensitivity ? ? ?
Selectivity ? ? ?
Filters ? ? ?
Receiver system ? TRF with regeneration Crystal controlled super-heterodyne
IF-freqs. ? ? ?
Image rejection ? ? ?
Audio output ? ? ?

Transmitter

TX-range - - 26.965-27.255 MHz
Modulations - - AM  
RF-output ? ? 100 mW

Connections

Antenna Hi-Z - Built-in telescopic
Impedance Hi/ZΩ 50Ω 50Ω
Other - - -

Electrical

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

Physical

Manufactured Between 1938 and 194x in USA Between 1929 and 1935 in USA Between 196x and 196x
Dimensions ? ? ?
Weight ? ? ?
Form factor Base Station Base Station Handheld

Other features

Memories None None ?
Usage Amateur / Ham radio operators Amateur / Ham radio operators Citizen Band (27Mc)
Features ? ? ?
Accessories ? External PSU: National 3580B ?
MPN NATIONAL-COMPANY-000001-10 NATIONAL-COMPANY-SW-000004 LAFAYETTE-HA-000060