Eight Voice
| Manufacturer | Oberheim |
| Function | Synthesizer |
| Produced | 1977 - 1980 |
| Country | USA |
| Model ID | EVS-1 |
| Form Factor | Keyboard |
| Signal Path | Analog Hardware |
| Notes | Polyphonic 8 voice analog synth with or without the programmer (memory). Use 8 independent SEM (Synthesizer Expander Module). The first version came with a single 49 keys keyboard (1977 - 1978). The second version came with two keyboards, a 49 keys and a 61 keys (1979 - 1980). 16 VCOs 8 LFOs 8 VCFs 8 VCAs 16 ADS Envelopes |