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Old 01-31-2022, 12:12 AM
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Electronic M Electronic M is offline
M is for Memory
 
Join Date: Jan 2011
Location: Pewaukee/Delafield Wi
Posts: 15,446
I've got some power tubes that are brown but work fine...My metric is if it tests fine and performance doesn't substantially improve if I sub in another good tube I leave the brown one in till it goes bad.
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Zenith: The quality stays in EVEN after the name falls off!
What I want. --> http://www.videokarma.org/showpost.p...62&postcount=4
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