The Apollo
| Manufacturer | Moog |
| Function | Synthesizer (Polyphonic Synthesizer) |
| Produced | 1973-1974 |
| Country | USA |
| Form Factor | Keyboard |
| Signal Path | Analog Hardware |
| Links | Moog Archive |
| Notes | The Apollo was designed to be the Polyphonic instrument of the planned "Constellation" system, and became the Prototype for the Polymoog. |