original and ingenious circuits ... (was: in How the heck doe s the MS-50 filter WORK?)

[mark verbos]

List, Christopher wrote:

> Actually, one of my favorites was one you told me about! The ARP (I
> beleive that's who it was) cv quantizer. I had always been thinking that
> the way to quantize was to run the input through a ADC then to a DAC
> with the low bits disconnected - this gets very expensive very quickly
> if you want multiple channels. The ARP method, OTOH, uses a fixed
> frequency stepped voltage oscillator (that could be made from - among
> other things - a counter and a DAC) to drive a comparator + S&H. As soon
> as the input voltage crosses the stepped voltage, you sample and hold
> the stepped voltage at the output. You can have as many channels as you
> want, just by adding more comparator + S&H elements connected to the
> same stepped voltage! That's cool!
>
>

anybody have this schematic?

--
mark verbos

"I think the future of analog modulars is to build them yourself."

verbos at on-q.com
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