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/diy/ - Do It Yourself

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>> No.1863440 [View]
File: 135 KB, 1326x928, Modulo 1V.png [View same] [iqdb] [saucenao] [google]
1863440

>>1863319
Yeah, it's pretty neat how some of those ADC designs work.
Just about the simplest one you can make is a up/down counter being controlled by a comparator to compare the current output with the input.
Works fairly quickly as long as you signal doesn't jump up and down a whole lot.

>Analog modular division
>Almost certainly not.
Damn it. I have this design, and it works, but it depends on the comparator's output voltage to be exact.

>> No.1860534 [View]
File: 135 KB, 1326x928, Modulo 1V.png [View same] [iqdb] [saucenao] [google]
1860534

Is there any better way to perform modulo division with analog electronics?
This circuit works, but I don't think it would be feasible in real life since it relies on the voltage comparator's output level being symmetric and very precise.
I want to use this for CV processing and quantization, so a difference of a couple dozen millivolts would be a problem.

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