http://www.youtube.com/watch?v=lxkhdcL8ECI
RetroSounds‘ Orange Dream:
Orange Dream
bassline: Moog Minimoog (Lintronics Midi), triggered by the MFB Step64 step-sequencer and transposed by the Yamaha DX7 II;
digital lead and pad sounds: Roland JD-800;
drums: Roland TR-707;no sequencer software used, no playback
Part 2 below: