ESC
CMU-800

CMU-800

BrandRoland DG
ManufacturerRoland
FunctionSynthesizer, Drum Machine, Synchronizer / Clock Generator, Audio Interface (Apple/Commodore/PC Music Interface)
Produced1983-1984
CountryJapan
Model IDCompu Synth
Form FactorDesktop
Signal PathAnalog Hardware
Dimensions343(W) x 204(D) x 55(H) mm
Weight1.35kg
PowerDC 9V
LinksSchematic at Internet Archive · Manual · Extensive Reivew by John J Anderson
NotesThe Roland CMU-800 is a computer-controlled synthesizer, drum machine and clock source from 1983. Versions for apple ii, commodore 64, and pc exist. a six voice synthesizer - four note polyphonic chord section - monophonic melody section - monophonic bassline section a seven voice drum synthesisizer a clock source for controlling tempo an audio mixer to combine the sound sources computer controlled software sequencing The Chord/Melody section has only 1 sound. The drum section is similar to the TR-606 Drumatix, and the bass section is similar to the TB-303 Bassline (some limited adjustments in sound were possible via software). It has separate melody, bass, chord, rhythm, mix outputs. There's also 8 cv/gate outs to run external analog equipment by control voltages, and there's a clock in/out.