pronuciation? RE: [sdiy] Restoring a Pro-One, need simple electronic advice
gregory zifcak
zifcak at hotmail.com
Thu Jan 27 01:15:51 CET 2005
by the way, how do you pronounce lm13700? "el-em-thirteen-seven-hundred?"
"one-thirty-seven-hundred?" what's the convention?
thanks,
greg (obviously not formally trained)
>From: "Colin f" <colin at colinfraser.com>
>To: <synth-diy at dropmix.xs4all.nl>
>CC: <analogue at hyperreal.org>
>Subject: RE: [sdiy] Restoring a Pro-One, need simple electronic advice
>Date: Wed, 26 Jan 2005 23:44:55 -0000
>
>
> > Signals go directly through the Mod Wheel
> > potentiometer
> > so any CV solution would involve replacing this with a
> > VCA. not TOO hard but not what I'd call easy,
> > either...
>
>I did this to my Pro-One about ten years ago - I put a little board in,
>with
>an LM13700, an op-amp or two and a few caps and resistors.
>The mod wheel itself was converted to output a voltage, and a normalised
>socket on the back allowed a CV input to over-ride the CV to the modulation
>VCA from the wheel.
>It was a very effective mod.
>Sadly I no longer have the P1, or any circuit details. Wasn't too hard
>though.
>
>Cheers,
>Colin f
>
>
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