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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: GE 12AT7/ECC81 Great Britain maybe Mullard? posted by B. Scarpia on April 18, 2021 at 09:24:34:
I thought the factory code at the bottom was in a grey etching, so it's questionable?
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Follow Ups
- RE: GE 12AT7/ECC81 Great Britain maybe Mullard? - Story 04/19/2104:43:27 04/19/21 (2)
- RE: GE 12AT7/ECC81 Great Britain maybe Mullard? - B. Scarpia 05:32:37 04/19/21 (1)
- RE: GE 12AT7/ECC81 Great Britain maybe Mullard? - Story 17:22:56 04/28/21 (0)
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