ZVEX Super Hard On TD-2A Combining FMR Audio's trademark digitally-controlled

Combining FMR Audio's trademark digitally-controlled analog processing in a  "no-threshold" (i

re-amplifying or playing live

and many more

When bypassed

allowing any two OB-6s to be paired for twelve-voice polyphony

ZVEX Super Hard On TD-2A Combining FMR Audio's trademark digitally-controlledThis 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