An expander for the MS 20, almost as MS 20, but with the addition of a true ring modulator, the possibility of larger patches, the modulation of the volt / octave and volt / hertz makes connectable to moog .
audio connections only.
anything is possible, apparently, especially in combination with MS
Configuration "visual" simple when you know the people a sound and subtractive synthse ADSR
It's like you want: the mundane to soaring, complex (by chaining the VCF and VCA ...)
imagination in power, what.
Today, in addition, one can sample and rutiliser ....
no after touch (no keyboard, no MIDI)
I have since 1985
and I've done things with, coupled with MS 20
c'tait the best choice, and remains one of the best in research, improvisation, in Fast Fashion.