C65 contains 65 sounds build from synth init by Niels Dettenbach (dettenbach audio).

The TherapSID MKII analog / hybrid synthesizer is a synth especially to drive"/"run" up to two original SID sound chips (SID 6185 and / or 8850) as well known from the commodore 64 and 128.

this exceptional geeky synth was built from Twisted Electrons.

More details shortly...