Optical Class A Compression

Select from four types of meter display to match your requirements

offering increased string tension

The Bonsai is our tribute to one of the greatest pedals ever created

Crank the high mids to jump through the mix

Electro-Harmonix Op-Amp Big Muff Pi Category_Systems Optical Class A CompressionFaithful re creation of the original late 70s Op Amp Big Muff Pi! 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