Kantronics Notcher

Object/Artifact

Radio Alpha

Image: Joe Veras, K9OCO

Name/Title

Kantronics "Notcher"

Description

CW Notch Filter

Made/Created

Manufacturer

Kantronics

Date made

1978 - 1978

Valuations

Value

$34.95

General Notes

Note

QST, Mar 1978, p. 113. The Notcher CW audio filterhad a passband of 150 Hz. It plugged into a receiver’s audio output and had its own headphone jack. Power was furnished by an internal 9 volt battery or an external 5–15 VDC source.