Used Keeley Bubble Tron Effect Pedal

Experience dynamic modulation with the used Keeley Bubble Tron, a pedal in excellent condition that delivers envelope filters, flange, and random stepped phasing. Inspired by Frank Zappa's tone, it features True Bypass switching, Rate and Depth controls, and an Envelope Sensitivity knob for responsive effects. Powered by 9V DC, this digital/analog hybrid pedal offers vintage textures with modern flexibility, ideal for guitarists seeking unique, touch-sensitive modulation in a compact, road-ready enclosure.