<html><head><meta http-equiv="Content-Type" content="text/html; charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><br class=""><div><br class=""><blockquote type="cite" class=""><div class="">Am 09.12.2024 um 22:20 schrieb Ben Stuyts <<a href="mailto:ben@stuyts.nl" class="">ben@stuyts.nl</a>>:</div><br class="Apple-interchange-newline"><div class=""><meta charset="UTF-8" class=""><div style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 14px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none;" class="">Agreed about the aliasing. These were ideal sawtooth waveforms without any filtering. Here is a slightly improved version with an 8 pole low-pass Butterworth filter at 4.4 kHz. I have uploaded the resulting .wav to<span class="Apple-converted-space"> </span><a href="https://synth-diy.org/files/sawtooth_waves.wav" class="">https://synth-diy.org/files/sawtooth_waves.wav</a><span class="Apple-converted-space"> </span>to save bandwidth on the list.</div><br class="Apple-interchange-newline"></div></blockquote></div><br class=""><div class="">For the record: these sound exactly identical to me.</div><div class="">I just repeated the listening test with your first version (without filtering) and I still can hear a slight difference in pitch on the 4th signal. Funny, eh?</div><div class=""><br class=""></div><div class="">Ingo</div></body></html>