Electro-Harmonix TRIANGLE BIG MUFF Pi Distortion/Sustainer PedalDesigned for electric guitar players, the Electro Harmonix Triangle Big Muff Pi is a reissue of an iconic fuzz distortion pedal. It offers both vintage style circuitry and vintage style timbre. Using Volume, Sustain, and Tone controls, you can apply a searing, needling, and distinctive distortion to your guitar tone, one complete with complex harmonics. The pedal contains some modern touches, such as an LED to indicate effect status, as well true