<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div class="">I used the circuits provided in your write-up of the 3320 with the AS320 works great. I think the AS gain cells need a few more capacitors around the reference resistors.<br class=""><div class=""><div><br class=""><blockquote type="cite" class=""><div class="">On Jan 28, 2021, at 1:46 PM, Tom Wiltshire <<a href="mailto:tom@electricdruid.net" class="">tom@electricdruid.net</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><meta http-equiv="Content-Type" content="text/html; charset=utf-8" class=""><div style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><br style="font-family: Roboto, "Helvetica Neue", Helvetica, Arial, sans-serif;" class=""><span style="font-family: Roboto, "Helvetica Neue", Helvetica, Arial, sans-serif;" class="">Does anyone have any experience to offer having tried this? Are the old and new chips close enough to be direct replacements? Or maybe with a bit of trimming?</span><br style="font-family: Roboto, "Helvetica Neue", Helvetica, Arial, sans-serif;" class=""><br style="font-family: Roboto, "Helvetica Neue", Helvetica, Arial, sans-serif;" class=""><span style="font-family: Roboto, "Helvetica Neue", Helvetica, Arial, sans-serif;" class="">There seems to have been a lot of focus on the AS3340 as a replacement chip (and there are a few little differences) but I haven’t seen or read much about the AS3320 as a drop-in replacement.</span><br style="font-family: Roboto, "Helvetica Neue", Helvetica, Arial, sans-serif;" class=""><br style="font-family: Roboto, "Helvetica Neue", Helvetica, Arial, sans-serif;" class=""><span style="font-family: Roboto, "Helvetica Neue", Helvetica, Arial, sans-serif;" class="">Of course, changing all the filters to maintain consistency is a possibility, and then you have a few genuine CEMs for the next repair!</span><br style="font-family: Roboto, "Helvetica Neue", Helvetica, Arial, sans-serif;" class=""><br style="font-family: Roboto, "Helvetica Neue", Helvetica, Arial, sans-serif;" class=""><span style="font-family: Roboto, "Helvetica Neue", Helvetica, Arial, sans-serif;" class="">Thanks,</span><br style="font-family: Roboto, "Helvetica Neue", Helvetica, Arial, sans-serif;" class=""><span style="font-family: Roboto, "Helvetica Neue", Helvetica, Arial, sans-serif;" class="">Tom</span><br style="font-family: Roboto, "Helvetica Neue", Helvetica, Arial, sans-serif;" class=""><br style="font-family: Roboto, "Helvetica Neue", Helvetica, Arial, sans-serif;" class=""><span style="font-family: Roboto, "Helvetica Neue", Helvetica, Arial, sans-serif;" class="">==================</span><br style="font-family: Roboto, "Helvetica Neue", Helvetica, Arial, sans-serif;" class=""><span style="font-family: Roboto, "Helvetica Neue", Helvetica, Arial, sans-serif;" class=""> Electric Druid</span><br style="font-family: Roboto, "Helvetica Neue", Helvetica, Arial, sans-serif;" class=""><span style="font-family: Roboto, "Helvetica Neue", Helvetica, Arial, sans-serif;" class="">Synth & Stompbox DIY</span><br style="font-family: Roboto, "Helvetica Neue", Helvetica, Arial, sans-serif;" class=""><span style="font-family: Roboto, "Helvetica Neue", Helvetica, Arial, sans-serif;" class="">==================</span></div>_______________________________________________<br class="">Synth-diy mailing list<br class=""><a href="mailto:Synth-diy@synth-diy.org" class="">Synth-diy@synth-diy.org</a><br class="">http://synth-diy.org/mailman/listinfo/synth-diy<br class="">Selling or trading? Use marketplace@synth-diy.org<br class=""></div></blockquote></div><br class=""></div></div></body></html>