Music

Guitar 101: What Are Flangers and Phasers? Learn About the Best Flanger and Phaser Pedals for Electric Guitar Players

Written by the MasterClass staff

Last updated: Sep 3, 2021 • 5 min read

Electric guitar players can do a lot to change the characteristics of their tone once it leaves the guitar. They can distort it with an overdrive pedal, accentuate treble and bass with a wah-wah pedal, level its dynamics with a compressor, or loop it with a delay pedal. Starting in the late 1960s, flanging and phasing became another popular way to alter the sounds of a guitar. These pedals create dual playback channels that manipulate the frequency spectrums of the guitar’s sounds.