Learn to build a professional-sounding fuzz effect pedal. Experience hands-on electronics assembly with Cram Audio. Pick from the easy-to-build Altoids Fuzz or the full featured One-Knob-Fuzz version with volume knob & stomp switch.The fuzz sound was popularized by the psychedelic movement in the 1960s. You hear this guitar sound from bands like The Cream, The Jimi Hendrix Experience, Iron Butterfly, The Ventures, J. Mascis, The Cramps, The Stooges, St. Vincent, and many more.