SDX-330
| Manufacturer | Roland |
| Function | Effect (Chorus, Flanging, Phasing and Delays) |
| Produced | 1994 |
| Model ID | Dimensional Expander |
| Form Factor | 19" Rackmount |
| Frequency Response | 20Hz-20kHz |
| Notes | Some effects programs use RSS (Roland Sound Space) technology to place a sound source in a three-dimensional space when played back on a conventional stereo system. |