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Andrew2 · 14th Aug 2019, 8:40 am

I remember having fun & games with that section of dropper. It's at the bottom of the heater chain I think, and it's there to develop a low voltage from which the transistor stages run. It goes o/c and allows the voltage to rise. The exact fault symptoms depend on which components pop!

14th Aug 2019, 8:40 am	#8
Andrew2 Nonode Join Date: Mar 2010 Location: Dukinfield, Cheshire, UK. Posts: 2,038	Re: HMV Thorn 1500 Low audio and no video! I remember having fun & games with that section of dropper. It's at the bottom of the heater chain I think, and it's there to develop a low voltage from which the transistor stages run. It goes o/c and allows the voltage to rise. The exact fault symptoms depend on which components pop! __________________ Andy G1HBE. Last edited by Andrew2; 14th Aug 2019 at 8:41 am. Reason: fumbling the keys again.