Thread: Sylvania Exponent 4/40 Sound Issues
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Old 01-25-2023, 11:11 PM
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Electronic M Electronic M is offline
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Join Date: Jan 2011
Location: Pewaukee/Delafield Wi
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I'd suspect caps, K1 and K4, the discrete resistors, and the preamp transistors in that order.

Bypassing the preamp with that external mixer pretty much confirms the preamp is at fault.
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