Johnson Viking Modulator (250-40)

Object/Artifact

-

Radio Alpha

Image: Joe Veras, K9OCO

Image: Joe Veras, K9OCO

Name/Title

Johnson Viking "Modulator" (250-40)

Description

Low Power Modulator for Adventurer and Others

Category

Modulator, Kit

Made/Created

Manufacturer

E. F. Johnson

Date made

1958 - 1959

Valuations

Value

$12.25

General Notes

Note

Allied Radio catalog 1959 (issued in 1958), p. 373. The 259-40 speech amplifier/screenmodulator put the Johnson Adventurer transmitter on phone. It plugged into the Adventurer’s accessory socket and could use either crystal or dynamic micro-phones.