The TX816
I first realized that CCRMA has two Yamaha TX816 racks when I heard Fernando Lopez-Lescano's piece ''Modulate me, please?'' (video here) during the Triple CCRMAlite event.
The TX816 was, and still is, a behemoth of a synthesizer. Or rather, it's 8 synthesizers. Each TX816 has 8 independent slots ...