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Spera CV-57
Object/Artifact
-
Radio Alpha
Name/Title
Spera CV-57
Description
RTTY Frequency Shift Converter
Category
RTTY
Made/Created
Manufacturer
Spera Electronics
Date made
1964 - 1965
Valuations
Value
$135.00
Notes
With tubes
General Notes
Note
CQ, Jan 1965, p. 103.