P/V Synth SPV-355
| Manufacturer | Roland |
| Function | Synthesizer, Effect |
| Produced | 1979 |
| Country | Japan |
| Model ID | SPV-355 |
| Form Factor | 19" Rackmount |
| Signal Path | Analog Hardware |
| Dimensions | 482(W) x 92(H) x 350(D) mm |
| Weight | 5,7 kg |
| Notes | Pitch to voltage converter with built-in synth. It allows any audio signal (vocals, guitars, etc..) to be converted in voltages to take place of the keyboard for synthesizing sounds. |