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Last modified 2023-07-10

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National SW-3 "Thrill Box"

A picture of National SW-3 ''Thrill Box''

SPECIFICATIONS

GENERAL
Type:HF receiver
Frequency range:0.1-33 MHz
Tuning steps:Analog / continuous
Frequency stability:? ppm
Mode:AM
Channels / memory management: None
Power supply:Mains: 110 V AC or DC or 6 VDC (Depending on version)
Current drain / power consumption:? W
Antenna impedance / connector:? ohm / ?
Dimensions (W*H*D):250*200*280 mm (9.8*7.9*11")
Weight:5.4 Kg (11.89 lb)
Other features:




RECEIVER SECTION
Receiver system: Super-regenerative
Sensitivity:
Selectivity:
Image rejection:
AF output power / speaker:? W at ?% distortion / No internal speaker
External speaker connector:20 Kohm (Headphones)




MISCELLANEOUS
Manufactured:USA, 1931-193x (Discontinued)
Additional info:New price 1932 in the US: $32.34 (Less tubes)
Related documents:
Modifications and fixes:
Reviews:
Options / Accessories:
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