[sdiy] An Improved Sine Shaper Circuit
Peter.Ullrich at kapsch.net
Wed Apr 22 13:06:46 CEST 2020
Eventual also interesting: AN-263 Sine Wave Generation Techniques
Von: Synth-diy <synth-diy-bounces at synth-diy.org> Im Auftrag von Neil Johnson
Gesendet: Dienstag, 21. April 2020 14:56
An: Tom Wiltshire <tom at electricdruid.net>
Cc: rburnett at richieburnett.co.uk Burnett <rburnett at richieburnett.co.uk>; SDIY List <synth-diy at synth-diy.org>
Betreff: Re: [sdiy] An Improved Sine Shaper Circuit
> > http://www.soundsemiconductor.com/downloads/ssi2130datasheet.pdf
> Thanks for bringing that to my attention, Neil. That’s a fantastic little chip! Very glad to see manufacturers starting to go beyond clones of what had been done before and produce some truly 21st century analog synth chips. The sine shaper is the least of what that can do! Great stuff.
Yeah it's amazing what's coming out these days :)
On the topic of tri-to-sine conversion, the vintage AD639 reportedly gets distortion levels down to -74dB:
There's a talk Barrie gave somewhere in YouTube where he explains how it works. Discussion on this picks up here:
Barrie was a genius....RIP.
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