[sdiy] Low Pass Gate is soooOOOOooo sweet

[John L Marshall]

Classic Buchla. Three modes: VCLPF, VCA, or both together with a single
control.

Take care,
John


----- Original Message -----
From: "Tim Ressel" <madhun2001 at yahoo.com>
To: "Peter Grenader" <petergrenader at mksound.com>;
<synth-diy at dropmix.xs4all.nl>
Sent: Tuesday, May 07, 2002 11:26 PM
Subject: Re: [sdiy] Low Pass Gate is soooOOOOooo sweet


> Please excuse my ignorance, which is boundless. Just
> what is  Low Pass Gate???
>
> --TR
>
> --- Peter Grenader <petergrenader at mksound.com> wrote:
> > Gentlemen and lady (hello to Cynthia),
> >
> > I need to open by saying Mark Verbos is the most
> > helpful and patient guy in
> > Europe.   I owe him my liver.
> >
> > Secondly, I've built now three low pass gates which
> > closely resemble those
> > of THE modern day underworld God of instrument
> > design himself, who's name
> > rhymes with 'Mooklah".
> >
> > Once I got the first one ironed out,(which had about
> > a billion errors in it,
> > including some really really stupid component subs
> > on my part), the rest
> > were a blink.
> >
> > About a second after I got them up I did a taste
> > test against a standard,
> > non-vactrol based VCA. The verdict:  the Low Pass
> > Gate is the sweetest
> > sounding amplitude modifier ever conceived.  It's
> > been 22 years since I've
> > snuggled up to these things.  I had forgotten.
> > There is no comparison for
> > short envelopes.
> >
> > I suggest you all give it a try.  Build an LPG, buy
> > a Borg filter and get
> > with it the best-sounding multimode filter to hit
> > the pyke in a decade (my
> > opinion), or wait until the mystery mods start
> > showing up by Mr. Mooklah
> > himself - but get your hands on one of these things.
> >
> > If you're as dangerous with a soldering iron in your
> > hand like I am, you
> > might consider replacing the 7.5 supply/SPDT switch/
> > 4016 analog switch
> > combo Mark suggests with a singular TPDT switch.
> > Saves you from worrying
> > about the regulated supply and the wiring of the
> > CMOS part altogether.  I
> > did this on the last 2 and it was in fact a lot
> > easier.  Another warning -
> > there are some unexpected twists and turns in Mr.
> > Mook's schematic layouts.
> > The op amp ins are reversed from where you would
> > expect them to be.  Go by
> > the pin-outs, you be good.
> >
> > Get an LPG, you be REAL good.
> >
> >
> >
> >
>
>
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