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I have what I think is a Sylvania 12AU7 that flashes like a Philips manufactured tube. Has anyone ever seen such a thing from an American tube?
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Topic - USA Made 12AU7 That Flashes On Start Up - Zedguy 10:14:36 04/01/16 (7)
- RE: USA Made 12AU7 That Flashes On Start Up - samstone 07:02:52 04/09/16 (3)
- RE: USA Made 12AU7 That Flashes On Start Up - Zedguy 09:06:51 04/09/16 (2)
- RE: USA Made 12AU7 That Flashes On Start Up - heiney9 08:51:38 04/13/16 (0)
- OKAY???? - samstone 06:13:34 04/10/16 (0)
- RE: USA Made 12AU7 That Flashes On Start Up - krankkall 10:58:11 04/01/16 (2)
- RE: USA Made 12AU7 That Flashes On Start Up - Zedguy 11:02:21 04/01/16 (1)
- RE: USA Made 12AU7 That Flashes On Start Up - krankkall 12:31:01 04/01/16 (0)