Electro-Harmonix OP-Amp Big Muff Pi Wah Latch/momentary switching function (common to

Latch/momentary switching function (common to A and B)

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You name it

Electro-Harmonix OP-Amp Big Muff Pi Wah Latch/momentary switching function (common toWith 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