John Corey’s first rack has a Furman AR 117 A.C. System, an Alesis Quadraverb, an Akai S1000HD Sampler, a Korg MIR EX Workstation, a Roland D550 Synthesizer, a Roland MKS-80 Super Jupiter, an Alesis Data Disk, an Opcode Systems Studio 3, a JLCooper Electronics Synapse MIDI Routing System, and a Yamaha MEP4 MIDI Processor