Booster/Juice! MXR Micro Amp, $89!

  • Type: Boost Pedal
  • Controls:
    • Gain: Adjusts the amount of boost, ranging from subtle to a significant volume increase
  • Inputs:
    • 1 x 1/4″ (Instrument input)
  • Outputs:
    • 1 x 1/4″ (Mono output)
  • Bypass: True Bypass
  • Power: 9V DC power supply (not included) or 9V battery
  • Current Draw: Approximately 1.5 mA
  • Dimensions: 4.25″ L x 2.25″ W x 1.25″ H (108 mm L x 57 mm W x 32 mm H)
  • Weight: Approximately 0.84 lbs (0.38 kg)
  • Construction: Durable metal housing with a compact and road-ready design


  • Simple Operation: One-knob control for easy use, making it straightforward to add a clean boost to your signal.
  • Versatile Boost: Can be used to increase overall volume, drive an amplifier harder, or compensate for signal loss in long cable runs or large pedalboards.
  • Clean Boost: Provides a transparent boost that does not color the tone, preserving the natural sound of your guitar and amp.
  • True Bypass: Ensures that your tone remains unaffected when the pedal is disengaged.

Artists Known to Use the MXR Micro Amp Pedal:

  1. Dave Grohl (Foo Fighters) – Known for his powerful guitar sound, Grohl uses the MXR Micro Amp to drive his amps harder and achieve higher gain.
  2. John Frusciante (Red Hot Chili Peppers) – Frusciante has used the Micro Amp to boost his solos and maintain consistent volume levels.
  3. Billy Gibbons (ZZ Top) – Gibbons uses the Micro Amp for its ability to push his amp into overdrive while maintaining clarity and punch.

These artists and many others appreciate the MXR Micro Amp for its simplicity, reliability, and effectiveness in providing a clean boost, making it a staple on many pedalboards for live and studio use.


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