# [sdiy] Quantizer project.. incoming CV's switching point to change to quantized output CV's ...

mark verbos markverbos at gmail.com
Mon Jul 5 16:16:40 CEST 2021

Also funny to think about how the rhythm will be if you send a saw wave LFO into it. :)

Mark

> On Jul 4, 2021, at 7:35 PM, Jean-Pierre Desrochers <jpdesroc at oricom.ca> wrote:
>
> I'm starting a CV quantizer design and am wondering
> about the following things:
>
> Let's assume a normal quantized semi-tone scale:
> All the incoming CV's are quantized to semi-tones like this:
> incoming CV 'around' C, output quantized CV -> C
> incoming CV 'around' C#, output quantized CV -> C#
> incoming CV 'around' D, output quantized CV -> D
> and so on..
> 12 equally spaced output quantized intervals. OK.
>
> But if the quantized scale output is a TRIAD like
> C-E-G-C-E-G-C, etc... ( 3 quantized intervals)
>
> where are the switching bounderies of each incoming note CV's
> to change to the next outputed quantized note ?
> This question is for ascending and/or descending notes..
>
> Same question for a quantized PENTATONIC major scale output like
> C-D#-F-G-A#-C-D#-F-G-A#-C, etc.. ( 5 quantized intervals)
>
> I would think of dividing the octave range with
> equal intervals with the number of intervals
> inside the actual quantized scale..
> For example:
> TRIAD C-E-G-C
> That's 3 intervals
> 1 octave = 1 volt
> so 1volt/3 intervals = 0.333v between each quantized notes (??)
>
> or
>
> PENTATONIC major scale C-D#-F-G-A#-C
> That's 5 intervals
> 1 octave = 1 volt
> so 1volt/5 intervals = 0.20v between each quantized notes (??)
>
> But... I don't think that is working this way..
> I think I must keep the incoming CV interval sizes
> and use them for the quantized switch points.. (???)
>
> Your opinion on that ??
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