Hairball Audio

FET/RACK

Build Your Own Classic
ON SALE NOW

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FET/500

Get a REAL Plugin
ON SALE NOW

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Elements
MIC Pres

Classic and Customizable
ON SALE NOW

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Lola MIC Pre

A Modern Classic
ON SALE NOW

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THE NEW FET/RACK

MORE ELEGANT. MORE BUILD FRIENDLY.
MORE ORIGINAL.

Everything you need to join the DIY revolution.

With our easy to read build guides and products ranked from beginner to intermediate, DIY audio has never been so attainable.

DIY Blog Browse Build Guides

DIY BLOG

FET/RACK Troubleshooting Guide

You're finally at the end of your FET Compressor build and it's not working right. That sucks. Have no fear; we'll help you get it fixed. Read More

Connecting an External Microphone Preamplifier to Your Interface

Learn how to use and connect your Hairball Audio microphone preamplifier to your interface. Read More

Parallel Compression 101

Learn how to route and add parallel compression to your mixes. Read More

Sound Library

Listen or download sound samples of our DIY audio kits.

Listen in

I loved the cooper. But man, the bronze kills on bass. So thick sounding. And the gold has awesome low end. All of your mic pres sound amazing! Like really..

Hairball Audio Vacation

FET/RACK

FET/500

ElementsMIC Pres

Lola MIC Pre

THE NEW FET/RACK

Everything you need to join the DIY revolution.

DIY BLOG

FET/RACK Troubleshooting Guide

Connecting an External Microphone Preamplifier to Your Interface

Parallel Compression 101

Sound Library

Stay updated & informed

Elements
MIC Pres