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Electro-Harmonix Mod Rex Polyrhythmic Modulator Pedal

$619.46 Regular price Haworth Savings $109.54 RRP $729.00
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Electro-Harmonix Mod Rex Polyrhythmic Modulator Pedal

With four independent modulation effects sections synced in time, the Electro-Harmonix Mod Rex Polyrhythmic Modulator pedal offers new ways to add dimension and motion to your sounds. Whether you play electric guitar, bass, synthesizer, or another electronic instrument, Mod Rex packs a ton of creative potential. True stereo operation allows you to craft expansive panning effects. Nine different note-length choices allow you to dial in polyrhythmic effects. And with the ability to control its tempo via the Tempo knob, the Tap tempo footswitch, the expression input, or via MIDI clock, the Electro-Harmonix Mod Rex Polyrhythmic Modulator pedal is ready to integrate into any music production environment.


  • Modulation effects pedal for guitar, bass, and synthesizers

  • Full stereo input and output

  • Mod section features vibrato, flanger, chorus, and phaser effects

  • Trem section delivers classic tremolo effects with depth control

  • Pan section creates animated panning effects, even from a mono input source

  • Filter section allows you to modulate a filter with selectable lowpass, highpass, and bandpass filter modes

  • Each section can be individually modulated by its own LFO, with 4 LFO waveshapes to choose from

  • 9 different selectable time divisions for each section

  • Save and recall up to 100 presets

  • Control tempo via knob, footswitch, external switch or expression pedal, or MIDI clock

  • Comprehensive MIDI implementation — any parameter can be controlled by MIDI CC messages