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In Reply to: Best Year(s) for Tungsram 12ax7 posted by gradEHoser on January 8, 2016 at 03:37:35:
Best years - early 1960s. Next best up to mid 1970s.
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- RE: Best Year(s) for Tungsram 12ax7 - CV4109 15:32:29 01/08/16 (0)