Roland TR-505 ROM Expansion

Roland TR-626 ROM Expansion

Korg KPR-77 MIDI Interface

Crumar Bit One MIDI Upgrade

Digitizer Bitcrusher Pedal

CMOS Clock

Roland TR-707 ROM Expansion

Sequential TOM Classics Cart

E-mu E-Drum Cartridge Clone

MXR 185 MIDI Interface

Roland TR-707 Cymbals Board