<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body style="overflow-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;">Compare it to the CEM 3350?<br id="lineBreakAtBeginningOfMessage"><div>
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<div><br><blockquote type="cite"><div>On Jan 23, 2025, at 12:10 AM, Lanterman, Aaron D via Synth-diy <synth-diy@synth-diy.org> wrote:</div><br class="Apple-interchange-newline"><div>
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<div>I made a little video about an “OTA-C4 capacitively coupled current conveyor” bandpass filter topology:</div>
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<div><a href="https://youtu.be/aXwj1WMII5Q">https://youtu.be/aXwj1WMII5Q</a><br>
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<div>I learned about it last year while sitting in on the “Neuromorphic VLSI” class my colleague Jennifer Hasler taught.</div>
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<div>Here’s the paper: </div>
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<div><a href="https://community.wvu.edu/~dwgraham/publications/papers/filterbank_tcas2_2012.pdf">https://community.wvu.edu/~dwgraham/publications/papers/filterbank_tcas2_2012.pdf</a></div>
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<div>The designers had fixed filter banks in mind, but I think it might be interesting to make voltage controlled versions.</div>
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<div>Aaron Lanterman, Prof. of ECE, Georgia Tech</div></div></div></blockquote></div></body></html>