Roland DG
Brand 4
| Title | Function | Dates_produced | |
|---|---|---|---|
 | ADA-200 A/D/A Converter | Audio Interface | 1983-1984 |
 | CMU-800 | Synthesizer, Drum Machine, Synchronizer / Clock Generator, Audio Interface | 1983-1984 |
 | CMU-802 | Synchronizer / Clock Generator | 1983-1984 |
 | CMU-810 | Synthesizer | 1983-1984 |