Scott Dattalo wrote:

>On Wed, 7 May 2003, David Harris wrote:
>
>
>
>>Hi-
>>I just played with it on Win98 --
>>For the example, I found 24750 ohms and 0.01uF came out best.
>>Now, what if we have an active circuit on the output, as we will
>>probably have to buffer the signal anyway -- can we do better?
>>
>>
>
>Sure!
>
>If you have an ideal integrator then you can simplify the software
>algorithm. It's much easier for a PIC to predict the output of an
>integrator than an RC circuit when a step function is applied to the
>input.
>
>Scott
>
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Hi-
What about a filter with positive feedback or would that be unstable --
also, if you could - how do you modify your script to handle three
cases?   (you can see I've had no formal electronics/engineering
training :( )
David

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