Used 3leaf Audio Proton Effect Pedal

The 3Leaf Audio Proton is a compact, envelope filter pedal delivering classic analog funk tones with tight response and expressive control. Featuring Gain, Peak, and Decay knobs, it shapes your sound with dynamic sensitivity and rich filter sweeps. This used unit is in great condition, fully functional, and perfect for bass or guitar. Designed and built in the USA, the Proton offers true bypass switching and a rugged enclosure for reliable performance on any pedalboard.