Donca-Matic DE-20
| Manufacturer | Korg |
| Function | Drum Machine |
| Produced | 1966 |
| Country | Japan |
| Form Factor | Stand Mounted |
| Signal Path | Analog Hardware |
| Notes | Fully electronic rhythm machine |
| Manufacturer | Korg |
| Function | Drum Machine |
| Produced | 1966 |
| Country | Japan |
| Form Factor | Stand Mounted |
| Signal Path | Analog Hardware |
| Notes | Fully electronic rhythm machine |