26 October 2014: New pages for the Boss DS-1, EHX Memory Man, MXR Carbon Copy, MXR Variphase, MXR Phase 90, EHX Clone Theory, and Seymour Duncan Tweak Fuzz are all being updated at the moment.

We are a custom effects shop located in Boston, Massachusetts, USA and specialize in building, modifying, repairing, and maintaining guitar pedals. Our blog includes some background information on custom work we do. The gallery is full of our favorite past projects. Follow us on Facebook for more frequent updates of things that may not make it on the official FXdoctor page and join our newsletter for occasional updates.


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