ZVEX Super Hard On tubevibe It is both a sound

It is both a sound module and a controller

The circuit is not modeled after any classic fuzz design

Hold Input (HLD)

True bypass with LED status and speed indicator (no other manufacturer offers this)

No menu diving

ZVEX Super Hard On tubevibe It is both a soundThis is the perfect preamp pedal. The "Crackle Okay" volume knob is a negative feedback control styled after classic 60's recording console inputs. (They crackled when adjusted too.) Most vintage guitars suffer from steadily deteriorating magnets in their pickups, since permanent magnets aren't really forever. The Super Hard On's input impedance is so high (>5 Meg) that it refuses any current flow from your pickup maintaining the most magnetic field