From vsedm@iMars.com Mon Mar 12 14:41:18 2001
Subject:Beating problem

I heard somewhere that this problem was present with a few other modules..
but I can't remember if it was VOCE or Oberheim ones..

At 04:04 2001-03-11 -0800, you wrote:
>Interesting... But you forget to mention the one problem with the XK2 and
>XB2 that you can do nothing about... And that is the tuning problem that
>causes the beating, especially when driven through a real Leslie or Pro3.
>Ever think Hammond will do anything about that? It drove me crazy.
>
>-----Original Message-----
>
> >In order to improve the sound of the XB-1 I would be considering running
> >the signal through a tube preamp (something like the ART Dual MP) and
> >possibly an EQ stage. But is it possible to take the signal from the 11
> >pin connector, run it through the preamp/EQ and mix the signal back into
> >the XLD-1?? Would it be a better option if I were to run the Preamp/EQ, to
> >run the leslie from a leslie preamp instead?? Or, am I barking up the
> >wrong tree, and need to look at another configuration??
>
>If you are talking about running the XB-1 into a tube Leslie, you probably
>won't need a tube preamp, and you may not even find you need the EQ all
>that badly. In many (most?) cases, the preamp and EQ are used to simulate
>the tonality of the Leslie cabinet, when used with the internal simulator
>or an external device (Rotosphere, PRO-3, etc.). I've heard the XM-1,
>XB-2, V3, V5, and CX-3 through a Leslie, and while they have their sonic
>differences, any of them will sound reasonably Hammond-like in that
>setup. I suspect that the XB-1 will, too.
>
>If you still need external processing, it would be easier to run the XB-1
>into the external boxes, and then to a pedal preamp like the one made by
>Trek II, or the old Leslie preamp. While it is probably possible to take
>the signal from the XLD-1, process it, and then return it to the XLD-1, it
>is going to require modifications to the box, and you are likely to have
>issues with matching levels. The input to most EQs and such ranges from
>100mV-2V maximum, while the input required to fully drive a Leslie is at
>least 10-15V. That means that the output of the XLD-1 is 5-10x of what the
>EQ is set up to handle, so you'll have to drop it down on the front end,
>and boost it back after processing. Messy, to say the least.
>
>Regards,
>
>-BW
>
>--
>Bruce Wahler
>Design Consultant
>Ashby Solutions"
>www.ashbysolutions.com
>CloneWheel Support Group moderator
>978.386.7389 voice
>978.776.0096 fax
>bruce@ashbysolutions.com
>
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