Very simple, very effective outboard CW Audio Filter

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ki3u
Posts: 21
Joined: Mon Sep 23, 2013 12:31 pm

Very simple, very effective outboard CW Audio Filter

Postby ki3u » Sat Aug 27, 2016 9:14 am

It is possible to realize an excellent CW radiotelegraph outboard passive audio filter with
just one inductor and one capacitor. I describe this in some detail on this page of my website :

http://ki3u.byethost3.com/Radio-Physics ... ilter.html

Berj / KI3U

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