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> Actually I take back that thing about the third diode, just the
> pulldown resistor should fix things.

I've made a few of the attached, which are a similarish hybrid,
and do have three diodes, although it does have a more complex
output stage. They sound OK as line or guitar amps

Talking Electronics has a good blow-by-blow tutorial

http://www.talkingelectronics.com/projects/TheTransistorAmplifier/TheTransi=
storAmplifier-P1.html

His final design has two diodes

Joe=20

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