Electro Harmonix Op Amp Big Muff Pi Distortion/Sustainer Effect Pedal PX 870 Embark on your musical adventure

Embark on your musical adventure with this stunning ukulele that combines style

with string resonance

Route your signal to output A or output B or both simultaneously

Garbage in Garbage out

warm sound results from a resonant solid spruce engineered soundboard

Electro Harmonix Op Amp Big Muff Pi Distortion/Sustainer Effect Pedal PX 870 Embark on your musical adventureWith original late 70s Op Amp Big Muffs selling for exorbitant prices, Mike Matthews decided to take the power to the people and reissue the classic pedal at a price that players could afford! The circuitry of the new Op Amp Big Muff sometimes also referred to as the IC or V4 Big Muff has been faithfully re created while several practical enhancements have been added including a compact, die cast chassis and true bypass switching. The Op Amp Big Muff