MOTM

#4 - step in 5/12 for fourths

--- In motm@yahoogroups.com, "John Loffink" <jloffink@a...> wrote:
> #3 - step in 7/12 of a volt, to step in fifths.  
> 
> John Loffink
> The Microtonal Synthesis Web Site
> http://www.microtonal-synthesis.com
> The Wavemakers Synthesizer Web Site
> http://www.wavemakers-synth.com
> 
> 
> > -----Original Message-----
> > From: Paul Schreiber [mailto:synth1@a...]
> > Sent: Saturday, August 07, 2004 11:48 AM
> > To: MOTM litserv
> > Subject: [motm] VC Divider opinion
> > 
> > Yes, I'm blowing the dust off the VC Pulse Divider project today
(sorry, I
> > need
> > a diversion from kitting/shipping/soldering/endless loop). Also, I
have
> > had over
> > $600 in parts I bought for it sitting in the closet for 3 years now :)
> > 
> > There is an 8-step output (3 bit counter into a DAC), and I can
select 3
> > different scalings via panel toggle switch. Here is what I have
sketched
> > in
> > there now:
> > 
> > #1: steps are 1V, so we "step in octaves"
> > #2: steps are 1/12th volt, so we "step in ...errr. whole steps"
> > #3: steps are 3/12th volt, so we "step in 3rds"
> > 
> > Any other suggestions? I plan to use 0.1% resistors here to get quite
> > accurate
> > (trying to have no trims).
> > 
> > The counter has a panel switch to select either the CLK IN or the
/N to
> > drive
> > it.
> > 
> > For newbies: this module can simultaneously divide an input by /2
to /32
> > or /1.5
> > to /32.5 (the variable /N which *is* voltage controlled) along with
> > "fixed"
> > outputs of /2.../9 & /16). I'm whipping up a breadboard for Robert
Rich to
> > use
> > on the new CD. It uses 2 PIC controllers and has a nice 3-digit LED
> > display. I'm
> > *guessing* the kit price is in the $239 area. Has a LOT of jacks (like
> > 17?) The
> > outputs are 0 to +5V square waves at 50% duty cycle, so they can
be used
> > as
> > audio OR triggers into EGs, etc.
> > 
> > Paul S.
> > 
> > 
> > 
> > 
> > 
> > Yahoo! Groups Links
> > 
> > 
> > 
> >