Tubes Asylum Questions about tubes and gear that glows. FAQ |
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In Reply to: Do All Telefunken 12AX7 Tubes Have the Diamond on the Bottom? posted by The Dill on July 12, 2012 at 06:03:57:
I have yet to own a TFK 9-pin mini (whatever the type) without the "diamond."
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Follow Ups
- Photo of guts should tell you. - FenderLover 06:49:34 07/16/12 (0)