View Single Post
Old 15th Apr 2018, 11:06 am   #3
Refugee
Dekatron
 
Refugee's Avatar
 
Join Date: Apr 2012
Location: Worksop, Nottinghamshire, UK.
Posts: 5,554
Default Re: Trouble with Valve Amp

Has it got a negative feedback path.
It could be that the speaker winding is the wrong way round.
Refugee is offline