Featured Listing


Mu-tron (short for Musictronics) developed a series of highly innovative effects throughout the '70s, including the popular Mu-Tron III envelope filter. The Mu-tron Bi-Phase was a two channel Phase shifter with two "Sweep Generator" sections. This pedal was made with either a two-button or an optical pedal.The optical option is worth slightly more. 

Years of Production: ca. 1972 - 1981

Product Specs

  • Bi-Phase
  • Blue
  • 1970s
Made In
  • United States

Similar Products

From the Price Guide

Reverb Gives

Your purchases help youth music programs get the gear they need to make music.

Carbon-Offset Shipping

Your purchases also help protect forests, including trees traditionally used to make instruments.

iOS app store button
Android play store button
Oops, looks like you forgot something. Please check the fields highlighted in red.