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Spectrum Ltd 390
Object/Artifact
-
Radio Alpha
Image: 73, Apr 1969
Name/Title
Spectrum Ltd 390
Description
Frequency Meter
Category
Other
Made/Created
Manufacturer
Spectrum Ltd
Date made
1969
Valuations
Value
$39.50
General Notes
Note
73, Apr 1969, p. 62 Frequency range: 390–900 MHz Dial calibration: 2 MHz/dial division from 390–450 MHz Dial scale: 6.5 inches Sensitivity: 2 microwatts Meter: 500 uA (100 uA by special order) Jack for connection to headphones or scope.
