The Electro-Harmonix J Mascis Ram’s Head Big Muff Pi is a special edition fuzz pedal, a reissue of the highly sought-after 1973 Violet Ram’s Head Big Muff, known for its exceptional sustain and string separation. This pedal, designed in collaboration with J Mascis, delivers a classic fuzz sound with a unique combination of thickness and clarity, making it a versatile choice for both leads and chords. The pedal features true bypass, an LED indicator, and can be powered by a 9V battery or an optional power supply. It is inspired by the classic Big Muff sound and is known for its articulate and dynamic response.
Users found the J Mascis Ram’s Head Big Muff Pi to be a top-tier fuzz pedal, with many comparing it favorably to other popular fuzz pedals. Guitarists appreciated its wide range of sounds, from a saggy fuzz to aggressive velcro tones, and noted its quiet operation. Many users were particularly pleased with the build quality and the inclusion of a battery, and a big selling point for many was the design of the pedal. One user noted that the pedal was perfect for their son who is a Dinosaur Jr. fan.