Z. Vex Tremolo Probe (Zvex)

 A cross between a Theremin  (a forerunner of the synthesizer) and a Z. Vex Super Hard-On. Has a 3 5/8" copper plate mounted on a chunk of 3/8" clear acrylic that passes over the top of the pedal housing, angles down to a sharp turn, and goes back to the pedal. A 3 5/8" by 7" sheet of aluminum provides shielding from annoying ground effects and wires under the stage. Very heavy construction!   What does this pedal do? How does it work? At the he heart of this pedal is a super hard-on circuit combined with a probe controller circuit that Z. Vex developed for use with the fuzz probe and some other devices not yet released. You can tap on this pedal with your foot to make lovely tremolo sounds that are in perfect time with your foot's movement... so they can be perfectly in time with your performance or the band's tempo changes. You can also use the pedal to make reverse-sounding volume swells or pedal-steel type volume effects. The copper antenna projects a field of RF energy that i