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Overview

The Electro-Harmonix Stereo Polyphase offers up mile-wide stereo imaging and a mountain of control. This versatile envelope/LFO phase shifter features user-determined start and stop points, huge dynamic range, and an input stage that's ready for even the hottest guitars and synths. Bring your favorite expression pedal to this phasing party and gain even more control, perfect for cascading phaser sounds across two amps.

Product Specs

Brand
Model
  • Stereo Polyphase
Finish
  • Blue
Year
  • 2010s
Categories

From the Price Guide

Reviews for the Electro-Harmonix Stereo Polyphase Optical Phase Shifter
3
Help another musician by sharing your experience!
  • Decent stereo phaser

    Verified Purchase

    I like the controls of the sweep and there's no tone suck. Maybe I'm spoiled by my old small stone, but I did feel the phaser could be a little bit stronger, a little more extreme swoosh would've been nice. It is somewhat tame. I really liked the envelope as you can make it sound almost like an auto…

  • Excellent Phase shifter for Keys and more!

    Verified Purchase

    I bought this pedal to be used with a Roland Jupiter 50 Synthesizer. Turns out the Jupiter has a very high audio output, which caused distortion in other model phasers that I tried. . This Polyphase output is matched perfectly with the Jupiter, very pleased with the sound quality and sound choices! Great value for the money!

  • Did you know?

    Verified Purchase

    I bought this for the resonant filter external pedal sweep, but as it turns out, this is an excellent envelope follower! Plus, you can set the upper and lower resonant filters to sculpt the envelope itself....how cool is that....but wait! You can also dial those very same parameters to achieve a coc…