[sdiy] My (polyphonic) problem child

Richie Burnett rburnett at richieburnett.co.uk
Thu Jun 28 10:33:14 CEST 2012

Sounds awesome!!! Really does.  My jaw dropped here too.

Some of the wave-sequence sounds reminded me of my old Cheetah MS800.  I'm 
sure yours is a lot easier to program though ;-)


----- Original Message ----- 
From: "Olivier Gillet" <ol.gillet at gmail.com>
To: "synth-diy diy" <synth-diy at dropmix.xs4all.nl>
Sent: Thursday, June 28, 2012 1:48 AM
Subject: [sdiy] My (polyphonic) problem child

> Hi all,
> Last year I set myself to build a polyphonic hybrid synth under "DIY
> friendly" constraints: only through-hole parts, 8-bit AVRs (=
> through-hole + open source toolchain), no exotic parts, and easy to
> reproduce for other people. It was a long battle, foolish from its
> premises ; that is now fortunately over! On the way it branched into 3
> different variants of the voicecard and got many new features... The
> result is on par with hybrid polys like the Microwave 1 or the ESQ-1,
> with the added unusual digital oscillator algorithms (CZ-like direct
> synthesis of filtered waveforms, VOSIM-like vowel synthesis,
> band-limited saw/square) and more flexibility in the voice allocation
> and routing!
> Some sounds:
> http://mutable-instruments.net/ambika/demos
> You can know more about the beast here:
> http://mutable-instruments.net/ambika
> Documentation (in progress):
> http://mutable-instruments.net/ambika/build
> Source code and Eagle files are available here:
> http://github.com/pichenettes/ambika
> I'll bring one at SDIY UK - and Mutable Instruments will sell soon
> PCBs and kits (probably without passives).
> Thanks to the few members of this list (esp. Neil Johnson) who helped
> me with some PCB routing problems in january!
> Olivier
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