MXR M-103 Blue Box

Pictures

Controls

  • Output
    controls the output volume
  • Blend
    controls the mix between the input signal and the octave signal

Reviews

myFXDB user reviews

2 reviews, average score of 7 / 10

DateUserVersionScorePositiveNegative
2018-02-16Block early 80s7/10  Wonderful low octave fuzz box. Sets the standard for this type of box. Built like a tankNeed a 9v battery. No ac in
2013-09-117/10  ......

Most recent forum threads

Documentation

MXR M-103 Blue Box

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MXR M-103 Blue Box fx pedal stompbox stomp box guitar effects pedal diy
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