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Instead of chaining multiple guitar effects in search of a new sound, I decided to mod just one. Using an Arduino microcontroller board + digi-pot chip, I was able to add a variable gating effect to a fuzz pedal.

source code + more infos here:
http://blog.makezine.com/archive/2009/08/collins_lab_guitar_pedal_modding_wi.html

video, audio, & riffs by Collin Cunningham