MAS Effects

Custom guitar pedals and unique PCBs and kits for DIY pedal builders

Tiny Fuzz: Illustrator Series

Gorgeous, dark & huge-sounding, lovingly made, guitar and bass pedals, designed to be incredibly affordable

Tiny Fuzz: Illustrator Series

Get a pre-built fuzz pedal with your favorite design for $49, or upgrade to a fully customized pedal.

Some designs can be upgraded for $10 with back-lit, ambient LEDs integrated into the illustration.

Learn More & Meet the Illustrators Shop In-Stock Customize Yours

Get a pre-built fuzz pedal with your favorite design for $49, or upgrade to a fully customized pedal.

Some designs can be upgraded for $10 with back-lit, ambient LEDs integrated into the illustration.

Learn More & Meet the Illustrators Shop In-Stock Customize Yours

Coming Soon...

Exciting new products. Sign up below to get notified

The Expanse

The Expanse by MAS Effects - coming soon

Harmonic tremolo you can keep on Earth, or get lost in space

Sound clips coming soon

Join Waitlist

Expression Slider Pedal

Expression Slider Pedal Mockup / Prototypes

Adjust your favorite settings by hand without bending over.

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The Krampus

Coming Soon

Wickedly Frightening Fuzz Pedal

Join Waitlist

In the Wild

Tag @MAS_Effects to see your gear here

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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.

MAS Effects Star PCB circuit board
Relay Bypass Kit for DIY Guitar Pedals
OLED module for DIY guitar pedals
StompFuzz - ridiculously tiny switch-mounted Fuzz Pedal PCB
PicoFuzz - ridiculously tiny Fuzz Pedal PCB
VU Meter Driver PCB for DIY Guitar Pedals
Breadboard adapter for FV-1 or other SOIC and TSSOP SMD ICs
Mimirs Well Kit - DIY Guitar Pedal with TFT screen and FV-1
Playable Guitar Pedal Christmas Tree Ornament
More DIY...

One Pedal, Endless Possibilities

Choose your own patches on this high end FV-1 DSP Platform

Mimir's Well

23 Patches, Full color TFT screen. Endless possibilities.

Mimir's Well - FV-1 DSP Pedal Platform
Learn More Buy Now

Mimir's Horn

8 Patches. Same high end, customizable sounds in a more affordable package

Mimir's Horn
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Buy Now

Kits, Banks, and More

Visit the FV-1 page to learn about this amazing platform, get banks, kits, and more. Or continue below to see two awesome pedals built on it.

More on the FV-1

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Instagram

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

Other Pedals

Custom one-off pedals.

These are just a few. Go to the store for more available for purchase.

Follow @mas_effects on Instagram since many of my creations don't make it to this site or the store page.

Your Own Custom Guitar Pedal
Custom Guitar Pedal
Mimir's Horn
Mimir's Horn
Wendigo Scrambler
Wendigo Scrambler
Optical Vibe - The Depths Clone
The Depths guitar pedal Clone
Get a Custom Pedal
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