<html><head></head><body>Cool stuff. Wish there were interactive tools like this when i took related coursework back in 1980. :-)<br>
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Can you change the clear to reset the feedback sliders (or add a separate clear for that).<br>
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-Dave<br><br><div class="gmail_quote">On September 18, 2018 10:44:33 AM PDT, Donald Tillman <don@till.com> wrote:<blockquote class="gmail_quote" style="margin: 0pt 0pt 0pt 0.8ex; border-left: 1px solid rgb(204, 204, 204); padding-left: 1ex;">
<pre class="k9mail">Hey folks,<br><br>Since we've been talking about filters lately...<br><br>There are several classes of active filters (state variable, gyrator, etc.), but one that's especially interesting is where you start with a passive RC filter, with poles on the real axis, and apply feedback, liberating the poles into the wonderment of the complex plane.<br><br>Here's a Javascript simulation I wrote of exactly that:<br><br> Root Locus Demo of Real Poles with Feedback<br> <a href="http://till.com/articles/poledance">http://till.com/articles/poledance</a><br><br>Have fun with it. Tell me what you think. Ask questions. Explore.<br><br> -- Don<br>--<br>Donald Tillman, Palo Alto, California<br><a href="http://www.till.com">http://www.till.com</a><br><br><br><hr><br>Synth-diy mailing list<br>Synth-diy@synth-diy.org<br><a href="http://synth-diy.org/mailman/listinfo/synth-diy">http://synth-diy.org/mailman/listinfo/synth-diy</a><br><br></pre></blockquote></div></body></html>