Distortion (High-gain 'brown sound' distortion + reverb)
The Mad Professor ONE is a hybrid high-gain 'brown sound' distortion + reverb pedal, with Volume, Brown, Presence, Reverb controls, made in Taiwan.
| Category | Distortion (High-gain 'brown sound' distortion + reverb) |
| Signal | Hybrid |
| Controls | Volume, Brown, Presence, Reverb |
| Footswitches | 1 |
| Bypass | True Bypass |
| True bypass | Yes |
| I/O | mono in/out |
| Power | 9V (8-12V DC) |
| Power draw | 82 mA |
| Battery power | Yes |
| Country of manufacture | Taiwan |