Electroharmonix SPOPAMPBIGMUFF Op-Amp Fuzz Pedal

Pedal Of The Month Club

1 Pedal $10/Month
2 Pedals $17/Month
3 Pedals $23/Month

Staff Pick!

"This pedal makes me nostalgic for the sound of early 90's rock, think Siamese Dream. All the grungy, wall of sound distortion you need." -Oscar

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Key Features

  • The pedal relies on op-amps rather than transistors and three gain stages rather than four, to create its signature sound.
  • A faithful reissue of the original classic circa 1978
  • Iconic sound and vibe that’s coveted by guitarists
  • Controls for Tone, Sustain and Volume, plus a Tone Bypass switch
  • True bypass switching for maximum signal integrity in bypass mode
  • Rugged, compact, die-cast package… pedalboard friendly