Electro-Harmonix OpAmp Big Muff Reissue keeley electronics and there's no oscillation noise

and there's no oscillation noise when the signal is muted

1mm Boss style adapter or a single 9v battery

press and hold the Bypass Switch to temporarily activate the effect to add a moment of reverb

- Silent foot-switchable Normal and Boost modes deliver distortion ranging from mild to saturated

Electro-Harmonix OpAmp Big Muff Reissue keeley electronics and there's no oscillation noiseMaker: Electro Harmonix Model: OpAmp Big Muff Condition: New Description: With 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