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Tubes Asylum Questions about tubes and gear that glows. FAQ |
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Tubes Asylum Questions about tubes and gear that glows. FAQ |
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In Reply to: RE: Mystery 12AU7 = RFT posted by Thermionic27609 on July 1, 2009 at 14:05:58:
HP did not make tubes.
These would be late 1970s-early 1980s RFT E. German production. Similar to these in the link below:
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Follow Ups
- Late 1970s production - CV4109 16:26:33 07/01/09 (2)
- RE: Late 1970s production - Thermionic27609 22:17:18 07/02/09 (1)
- RE: Late 1970s production - CV4109 16:59:03 07/03/09 (0)
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