Thread: Sound Problem
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  #8  
Old 09-10-2013, 08:06 AM
Mal Fuller Mal Fuller is offline
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Join Date: Jun 2011
Posts: 110
"Fading away" suggests a tube filament cooling off. I'd check the ground connection to the audio output tube's filament and, if applicable, the ground on the pc board upon which the audio output tube is located.
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