Please ID this tube

Tubes Asylum

Questions about tubes and gear that glows. FAQ

I am new to 12au7's and am trying to ascertain quality, provenance and vintage of the tube in photo. They came in my preowned VTL Mkiii preamp and sound good to me, but though experienced with 6sn7's, I know little about these.

Thank you.

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Topic - Please ID this tube - Nglazer 09:12:59 01/01/15 (9)

RE: Please ID this tube - rusiee 09:23:22 01/02/15 (0)

Good tube... - FenderLover 00:40:17 01/02/15 (0)

RE: Please ID this tube - Mechans 17:17:56 01/01/15 (0)

RE: Please ID this tube - Chip647 09:24:44 01/01/15 (2)

RE: Please ID this tube - Nglazer 09:49:37 01/01/15 (1)

RE: Please ID this tube - Eli Duttman 12:26:08 01/02/15 (0)

RE: Please ID this tube - Nglazer 09:14:10 01/01/15 (2)

Not THAT much better... ;-) - Ivan303 09:23:16 01/01/15 (1)

This is where the code is located .... - XLR8OR 21:15:15 01/01/15 (0)

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