MXR M148 Micro Chorus Guitar Effects Pedal

  • Item # 1023732
  • Model # M148
Top Rated

With its simple operation and stellar analog tone, the MXR Micro Chorus guitar pedal joins the ranks of MXR Classics such as the Phase 90, Dyna Comp and Micro Amp. This '80s reissue delivers a stunnin… Learn More


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Go from sparkly watery shimmers to intense rotating speaker simulation with a twist of the rate control knob.


  • All-analog circuitry with bucket brigade technology for warm analog tone
  • True bypass with LED
  • Rate knob adjusts speed of chorus effect

Technical Specification

MXR M148 Micro Chorus Guitar Effects Pedal

  • Input impedance: 1 mOhm
  • Output impedance: 1 kOhm
  • Max input level @ 500Hz: -5dBV
  • Max output level: +5dBV
  • Max output level: +8dBV
  • Rate control Min/Max: 0.25Hz/7.5Hz
  • Signal to noise ratio: >89dBV*
  • Delay time min/max: 3.9ms/5.4ms
  • Frequency response
  • Delayed signal: 20Hz to 4.5kHz
  • Dry signal: 20Hz to 20kHz
  • Current draw: <5mA
  • Power supply: DC 9 volt
  • Bypass: true hardware
  • Housing dimensions: 4-3/4"D x 2-3/4"W x 1-1/3"H
  • Housing material: zinc
  • Weight: 14 oz.
  • 0 dBV=1VRMS
  • *A-weighted, measurements taken with rate control full counterclockwise