Creating fun and unique guitar pedals and DIY parts
(decidedly NOT regurgitating the same handful of tired circuits)

Current Pedals

Many pedals never make it to this page, so be sure to follow on Instagram to see more

Unavailable Pedals

Coming soon, temporarily unavailable, or permanently out of stock.

Customer Posts

Tag @MAS_Effects to see your gear here

Sign up For Updates

Don't fill this field:


Also follow on Instagram (@mas_effects) for more frequent updates and pedals that never make it to the site.

DIY Guitar Pedals

Add-ons, Kits, and PCBs

If you like to make your own pedals I have quite a few interesting modules, kits, and PCBs. Visit the DIY page for more info.