Knight S-239 Code Practice Oscillator

Object/Artifact

-

Radio Alpha

Image: Joe Veras, K9OCO

Image: Joe Veras, K9OCO

Name/Title

Knight S-239 "Code Practice Oscillator"

Description

Code Practice Oscillator

Category

Code Practice Set, Kit

Made/Created

Manufacturer

Allied Radio Corporation

Date made

1955 - 1962

Valuations

Value

$4.95

General Notes

Note

Allied Radio catalog 1956 (copyright 1955), p. 197. QST, Jan 1956, p. 160. Allied Radio catalog 1958 (copyright 1957), p. 229. Allied Radio catalog 1959 (copyright 1958), p. 265. Allied Radio catalog 1960 (copyright 1959), p. 267. Allied Radio catalog 1961 (copyright 1960), p. 283. Allied Radio catalog 1962 (copyright 1961), p. 412. Uses a CK-722 transistor. References Short review. Radio News, Dec 1957, p. 156.