[sdiy] Quantizer selectability?

[John Blacet]

If anyone is interested in coding a small PIC for this application, let 
me know. This would be a "paying" job.

John Speth wrote:

>The Doepfer A156 quantizer is a good example of what
>you're after.  I don't know how it's implemented but
>I'll bet it's not high tech.
>
>Unless the goal is to make wierd tunings, it would
>seem to me that algorithmic manipulation of the
>digitized CV stream is the simplest way to go.  That
>would suggest using a microcontroller and hence the
>effort would be in software.
>
>JJS
>
>
>  
>
>>What interests me though is making an EPROM / DAC
>>quantizer with
>>pushbutton selectable tunings. It appears to me that
>>such quantizers
>>are similar to the VCDOs I have seen. Would I be
>>accurate in my guess
>>that as one can make tables of various waves to step
>>through in a VCDO,
>>that one can just as simply fill a 2764 or 27128
>>with tables which
>>represent a selection of musical scales, and step
>>through them? I
>>suppose there would need to be a comparator to
>>determine which value of
>>a scale is most accurate, in relation to its input
>>at the time. What
>>sort of format would the ROM data be in -
>>frequencies in hex or binary?
>>    
>>
>
>
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-- 
Regards,
John Blacet

Blacet Research
http://www.blacet.com

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