ZVEX Effects Vextron Mastotron Attenuators or the mid-forward punch of

or the mid-forward punch of a boutique blues-breaker—all while maintaining the signature ThorpyFX low-noise floor

The cheese ball runs on 9V DC negative center power

Havoc switch: inverts speed range

Controls the output volume of the pedal while keeping the effect unchanged

Quickly and easily bypass or engage all of your effects with one click

ZVEX Effects Vextron Mastotron Attenuators or the mid-forward punch ofA sub heavy silicon fuzz with some new twists: An input impedance control (push relax) that adjusts from passive pickups to line level. It works well for re amping bass tracks that need to be fuzzed up after tracking and keyboards. There's also a a three position sub control switch, a treble tone control, adjustable pulse width, and a wide fuzz depth control. More flexible than any silicon fuzz to date, the Mastotron is part of the new Vextron series