Roland CMU-800R Compu music

The Roland CMU-800R Compu Music is a computer-based music production system released by Roland in the early 1980s. It was used by many professional musicians and producers, including Prince, Depeche Mode, and Jean-Michel Jarre. The system was designed to allow users to create and edit music using a combination of hardware and software.

The CMU-800R consists of a computer, a keyboard, and a monitor. The computer is powered by an 8-bit Z80 processor and runs a custom operating system. The keyboard is a 49-key MIDI controller with velocity and aftertouch sensitivity. The monitor is a 12-inch CRT display.

The CMU-800R has a variety of features, including a sequencer, a drum machine, a synthesizer, and a sampler. The sequencer allows users to record and edit MIDI data. The drum machine allows users to create and edit drum patterns. The synthesizer allows users to create and edit sounds. The sampler allows users to record and edit samples. The system also includes a variety of effects, such as reverb, chorus, and delay.