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Getting Started in Vintage Radio Repair and Construction

The Cathode Follower Circuit

These pages describe the cathode Follower circuit of a valve radio set in the mid 1950's.
It describes the purpose of the circuit as a high impedence coupler. and the methods of working out the gain of the stage.
A PFD download of these pages is here Cathode Follower PDF Download

Cathode Follower Page 1
Cathode Follower Page 2
Cathode Follower Page 3 Cathode Follower Page 4


Last updated 10.5.2006

2003-2006 © Maurice Woodhead