921B
| Manufacturer | Moog |
| Function | Synthesizer (VCO (more stable than 901B)) |
| Produced | 1975 |
| Country | USA |
| Form Factor | Modular - 5U |
| Signal Path | Analog Hardware |
| Links | Modularsynthesis · Wikipedia |
| Notes | The Moog 921B Oscillator is a much improved over the 901-B Oscillator. It is driven by the 921A Oscillator Driver and has better performance, more features, and significantly better waveforms than its predecessor. The 921B Oscillator is a 1 MU wide module. Four of the trimmers for scaling on this module are multi-turn. |