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Reply to "Lionel 8142-T35 sound board(SOS) repair"

I accidentally found the root of the A.C. buzz problem. It was a bad capacitor, but not the ones of which I was suspicious. There are also a couple of electrolytic capacitors on the board. The 47 MFD one had a bad lead. I accidentally moved it, which restored contact, and the buzz went away temporarily.
So it was off to Radio Shack for a replacement, which is now installed.


But now the volume seems low.......

Last edited by C W Burfle

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