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In Reply to: Sylvania Date Codes posted by yatesj3 on July 29, 2016 at 12:57:31:
Which tube type and letters as Sylvania had a few designations. 312 is a number code from them but let us know the tubes you mean..Can you post a photo?
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Follow Ups
- RE: Sylvania Date Codes - Michael Samra 01:04:16 07/30/16 (4)
- RE: Sylvania Date Codes - yatesj3 08:00:47 07/30/16 (3)
- RE: Sylvania Date Codes - Triode_Kingdom 13:18:04 07/31/16 (1)
- RE: Sylvania Date Codes - yatesj3 13:48:11 07/31/16 (0)
- RE: Sylvania Date Codes - yatesj3 12:02:16 07/30/16 (0)