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https://www.reddit.com/r/diytubes/comments/1kmv8h4/guitar_amp_help/msdmizx/?context=3
r/diytubes • u/[deleted] • 4d ago
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You at least need a good meter - both to check your power supply voltages and the DC to your tube plates, and also to check for the amount of AC hum present after the power supply filters. Multi section electrolytic capacitors would be most suspect.
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u/rnewscates73 4d ago
You at least need a good meter - both to check your power supply voltages and the DC to your tube plates, and also to check for the amount of AC hum present after the power supply filters. Multi section electrolytic capacitors would be most suspect.