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These are the archives from Mark Longo's original Hammond List, 1994-97



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Re: Rotovibe/Univibe



Dallas Selman wrote:
> 
> ----------
> > From: MARTIN  BAKKER
> > To: hammond@zk3.dec.com
> > Subject: RE: Rotovibe/Univibe
> > Date: Friday, May 31, 1996 8:39 AM
> >
> >> It's funny that you want to use something like the Univibe for you
> > bass speaker, because, if I'm correct, this device was intended for
> > use as a phaser for bass guitars.
> 
> OK, I misunderstood obviously ( I usually do). What I need is something
> like the bass emulator from a Motion Sound Pro 3 unit.  I wonder if
> anybody
> knows of a relatively simple circuit that could accomplish that effect.
> 
> Dallas.....

I'd forget about the FM part of it if I were you, because at those 
frequencies (200 and below) There really is no FM component just AM 
(Volume).  I'd recomend some sort of LDR device driven with some physical 
conection with the Rotosonic drum (To keep it in sync) Only problem is, 
with a 147 amp, you'd be working after the crossover and on large 
signals.  So off the top of my head I can't think how to do it.  It'd be 
a challenge to figure up tho' =-)


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