Tubes Asylum: Re: Can 12AX7 be used instead of 12AU7? by PaulC

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Re: Can 12AX7 be used instead of 12AU7?

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In Reply to: Can 12AX7 be used instead of 12AU7? posted by Miko on March 5, 2001 at 07:41:43:

Get some 12AU7 quick. someone had done the same thing to my preamp
when I got it..hell I even thought it sounded ok until I put the
12au7 in, which were suppose to be there in the first place.
I think the 12au7 has half the gain of the 12ax7

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Topic - Can 12AX7 be used instead of 12AU7? - Miko 07:41:43 03/5/01 ( 6)

Thanks 2 all. (nt) - Miko 21:05:16 03/5/01 ( 0)
Re: Can 12AX7 be used instead of 12AU7? - PaulC 03/5/01 12:45:21 03/5/01 ( 0)
no. - audiofreak 09:32:03 03/5/01 ( 1)
- what I mean is, you should not substitute 12AU7 with AX7 - Audiofreak 09:33:06 03/5/01 ( 0)
Yes...change them to the proper valve.. - Redcoat 07:47:58 03/5/01 ( 1)
- Re: Sorry NO to the original question. - redcoat 09:57:38 03/5/01 ( 0)