Re: [Harp-L] Harp amps vs. Guitar amps



To my ear, 5751 tubes preserve the musicality of the 12AX7 with a bit less
gain.  I use them in nearly all my tube amps.  I recommend them as the first
change a player tries in a newly acquired tube guitar amp, especially if he
plays though a bullet mic.


-Rick Davis
The Blues Harp Amps Blog
http://www.bluesharpamps.blogspot.com/




On Tue, Feb 24, 2009 at 6:30 AM, fjm <bad_hat@xxxxxxxx> wrote:

> Correction I think.  Drew you sound great in that clip playing the Clark.
>  I was reading the thread backwards and picked the link out of a Bill Otten
> post.  Whoever the heck that was sounds just fine and thanks for sending
> that in.
>
> Swapping tubes doesn't just change the gain of an amplifier.  Different pre
> amp tubes have different mu (sorry no symbol for that on my keyboard) and
> the eq of the tube is different.  This is one of the reasons I pretty much
> always stay with a decent 12AX7 if that's what the manufacturer intended.  I
> think 12AX7's are the best sounding of the 12 series pre amp tubes.  fjm
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