Dunlop MXR Script Phase 90 LED Custom Shop CSP101SL Guitar Effects Pedal

Dunlop MXR Phase 90 Script


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  • Built to original 1974 circuit design
  • Features AC power jack and on/off status LED
  • True bypass


  • The MXR Script Phase 90 is powered by one 9-volt battery (remove bottom plate to install), a 9-volt AC adapter such as the Dunlop ECB003/ECB003E, or a DC Brick™ power supply
  • Controls

  • SPEED knob controls rate of phase effect
  • FOOTSWITCH toggles effect on/bypass (indicated by red LED)

  • Run a cable from your guitar to the Script Phase 90’s Input jack and run another cable from the Script Phase 90’s Output jack to your amplifier.
  • Start with the SPEED knob at 12 o’clock.
  • Turn the effect on by depressing the footswitch.
  • Rotate the SPEED knob clockwise for a faster phase effect and counterclockwise for a slower phase effect.

  • Input Impedance: 470 kΩ
  • Output Impedance: 10 kΩ
  • Max Input Level: -5 dBV
SKU: DUNLCSP101SL Categories: , ,