Released on; Atari 8 bit and BBC Micro in 1985.
Text taken from this page on the Llamasoft web site:
This was the next major evolution of the lightsynth. The Atari machine had a much more extensive palette than the Commodore machines, plus you could make all kinds of interesting screen modes using the Display List Interrupt system, so it seemed like a natural machine to develop a next-generation lightsynth on. I still used the same basic algorithm as Psychedelia, but introduced a lot more colour variation, and colour cycling… (continued on Llamasoft web site)
Atari 8 bit Disk Download
Atari 8 bit Cassette Download
Big fluffy hugs to @RetroGamesUltra on Twitter for creating the .CAS file. }:-)
His blog post about it:
https://retrogamesultra.com/2019/04/06/dumping-and-preserving-atari-8-bit-cassettes/
BBC Micro Download
Many thanks to Llamasoftie ‘Ragnorak’ of YakYak.org for the creation of the BBC Micro disk image!
He says:
“Just load it into an emulator or actual beeb and type *RUN CSP