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3Leaf Audio Proton Envelope Filter Mk3


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Gear Description & Specs


The 3Leaf Audio Proton Mk3 is an updated version of the popular Proton envelope filter pedal. Designed to deliver smooth tracking and expressive auto-wah effects, the Mk3 expands the tonal flexibility of the original design while maintaining its musical response. Players can shape the filter’s sensitivity, sweep, and resonance to create subtle movement or dramatic funk tones. Built for both guitar and bass, the Proton Mk3 offers reliable performance and warm analog filter character. Discover tone possibilities and pedalboard applications for the 3Leaf Audio Proton Mk3 on PedalPlex.

3Leaf Audio filter