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Found 2 results
difference between 6C33C tubes from Novosibirsk or from
Ulyanovsk
...for the military and the ones to get are from the
Mar 22, 2013
Which of these tubes should I purchase for my BAT amp? 6C33C-B or 6C33C/6S33S?
Has any one bought the Ulyanovsk factory 6S33S/
Jul 15, 2018
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