Marvin55 Posted November 26, 2023 Posted November 26, 2023 "The 6H8C is a direct equivalent for a 6SN7. Keep in mind that the "H" and "C" are Cyrillic characters and not Latin characters. The "H" being equivalent to N (i.e. dual triode) and the "C" being equivalent to S (i.e. large glass envelope; Octal or special type)." Generic Russian tubes. Postage $11 Open to offers
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