[sdiy] Low Pass Gate is soooOOOOooo sweet

[Tim Ressel]

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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