uh oh, now ive done it . 12ax7 schem and pin help required

Started by jubjub, July 05, 2004, 03:19:22 PM

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jubjub

Hi there.
I'm un-modding my 78 marshall JMP and it looked like a fairly simple procedure...........at first.
Who ever did the mod has gone to great lengths. Can someone please tell me how the pin numbers on the pre-amp valves match up with this schem? It's the LEAD schem, top left hand side.

Thanks

http://www.drtube.com/schematics/marshall/78331-1.gif

sir_modulus



jubjub

It's done, and it worked great the first time... I don't quite believe it.

Paul Marossy