Thread: New Project - RCA 8PT
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Old 03-07-2011, 12:41 PM
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IsthmusTV IsthmusTV is offline
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Join Date: Nov 2010
Location: Madison, WI
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I think swapping in another 6AX4 damper tube would be a good thing to try. Also C174, the 330pF silver mica cap could be the problem. It's got the full plate voltage across it and may suffer from silver migration.

Good luck,

Clark
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