MXR Blue Box

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Meet the insane effect behind Jimmy Page’s “Fool in the Rain” solo—the Blue Box Octave Fuzz from MXR. It duplicates your guitar signal two octaves down for massive subterranean tones. It features a simple two-knob design consists of Blend and Output controls. Roll the Output control to select the amount of fuzz you desire and utilize the Blend knob to set how much double-octave sound you wish. The Blue Box delivers plenty of fun and chaos, making it perfect for the sonically adventurous.

Brand: MXR

Color: Blue


  • Shovels out enough low frequencies to scare a blue whale
  • Takes your guitar signal, fuzzes it up, then duplicates it two octaves down
  • Known for having a chaotic personality that can make each session a totally unique experience
  • Powered by a single 9 volt battery or Dunlop’s ECB-003 AC adapter (sold separately)

Publisher: Jim Dunlop

Details: This is the crazy effect heard on Jimmy Page’s “Fool in the Rain” solo. The Blue Box Octave Fuzz takes your guitar signal and duplicates it two octaves down for a huge, subterranean tone. The Blend knob lets you control how much of the fuzz tone is mixed with the two octaves down signal. Not for the timid—there is truly nothing like the Blue Box.

UPC: 710137006546

EAN: 7101370065460

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