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Merlin · 8th Jan 2007, 10:41 am

I've only just noticed you posted a typical circuit above. What is the zener diode for? Surely the ECC82 doesn't need protection from overvoltage?

8th Jan 2007, 10:41 am	#18
Merlin Retired Dormant Member Join Date: Apr 2006 Location: Shrewsbury, Shropshire, UK. Posts: 67	Re: making an audio output triode... I've only just noticed you posted a typical circuit above. What is the zener diode for? Surely the ECC82 doesn't need protection from overvoltage?