Data Signal 21-B

Object/Artifact

-

Radio Alpha

Name/Title

Data Signal 21-B

Description

Electronic Keyer

Category

Keys, Electronic

Made/Created

Manufacturer

Data Signal Inc

Date made

1973 - 1975

Other Name

"Space-Matic 21B"

Valuations

Value

$89.50

General Notes

Note

QST, Feb 1973, p. 120. QST, Dec 1974, p. 176. QST, Jan 1975, p. 130.