Quasimidi 1996 Rave-O-Lution Drum And Bass Synth Machine, Black - UsedQuasimidi was a German syntheziser company existing from 1987 2000. It started out with the production of MIDI master keyboards, and then expanded in to synthesizers and "grooveboxes" such as the Rave O Lution 309 we have here. The Black colorway that we have here is very rare to see in the States, the usual model color is Silver. It features an onboard sequencer and has the ability to mute parts during playback. It is an intuitive set up for live