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Fun with Radio

Fun with Radio

Liz has kindly supplied copies of the circuits and build intructions for a couple of TRF sets.
The circuit for a 1 valve receiver and a 4 valve receiver are shown below.

A 1 valve TRF radio circuit TRF Radio Page 1 TRF Page 2

TRF 4 Valve circuit 4 valve TRF layout 4 valve TRF build instructions


Last updated 19.3.2006
2003-2006 © Maurice Woodhead