[sdiy] getting a quantizer //SCHEMATIC UP

[Samppa Tolvanen]

On Thu, May 14, 2009 at 3:31 PM, Dan Snazelle <subjectivity at hotmail.com> wrote:
>
> here is a rough schematic of what i am doing:
>
> http://www.flickr.com/photos/13918667@N02/3531051794/sizes/l/
>
> you can see that the input is going through a 104 cap and a voltage offset on the opamp.
> the ADC and DAC you can see i am not sure whether to use a +5 or +10 (the adc isnt rated for it in the datasheet but the adc0808 IS)
>
> and then you can see the output stage which has a pot going to grnd and +12 to bring the signal back between 0 and 12 (this may be totally the wrong way to do this)
> and maybe then a cap
>
>
> comments appreciated
>
> thanks for all the help!!!!
>

Uhhuh,

This is CV, right? "the input is going through a 104 cap" or more
likely blocked by that cap..

Samppa