We make the best eurorack kits you can buy (but we also sell modules).
All of our modules are wiring free, offer schematics, are skiff-friendly, have full how-to-build videos, and use high quality parts.

AI001 Multiple, AI003 Looping Envelope Generator, AI002 Mixer, AI008 Eurorack Matrix Mixer and AI004 OTA VCF are among AI Syntheses most popular products.

News from the Labs

  • AI Synthesis AI007 Quad Voltage Controlled Mixer VCA AI Synthesis  Apr 13th, 15:54
    The AI007 Quad VCA Mixer is a compact, high quality, and flexible way to control voltage (audio or cv) in your modular system). The outputs are also normalled together into a mixer, allowing the AI007 Eurorack Quad VCA Mixer to be used as a voltage controlled mixer.  
  • AI Synthesis AI016 Tape Interface AI Synthesis  Dec 3rd 2019, 18:10
    The AI016 Eurorack Tape Echo Interface is a Limited Edition Module that uses a pre-amp and buffered feedback loops to allow a standard three head tape recorder as an analog tape echo. 
  • AI Synthesis AI011 Analog VCO AI Synthesis  Nov 22nd 2019, 00:33
    The AI011 Analog VCO is now Available. The VCO has sin, ramp, triangle, and Pulse outputs based on the legendary 3340 IC chip that has been used in classic synthesizers from Oberheim, Moog, Sequential Circuits, and many others. For more information go to https://aisynthesis.com/product/ai011-voltage-controlled-oscillator/ 
  • AI Synthesis AI008 Eurorack Matrix Mixer AI Synthesis  Sep 6th 2019, 19:46
    The AI008 Matrix Mixer is out now! At only 10 HP and a skiff friendly depth of 35mm, this 4 in, 3 out matrix mixer with a summed output is a profoundly affordable matrix mixer with unlimited potential to expand your system. 
  • AI Synthesis AI006 Stomp Box Adapter AI Synthesis  Jan 16th 2019, 22:50
    The AI006 is now available now! The AI006 Eurorack Stomp box Adapter converts the higher signal levels of a modular system to the lower level signals that most stomp boxes are designed for. 
  • AI Synthesis AI004 OTA VCF AI Synthesis  Feb 22nd 2018, 22:30
    The AI004 is now available pre-built, as a full kit, or in Panel/PCB form. It's a tribute to the late OTA MS-20 Filter. Easy to build with common parts, it's a great multimode filter in only 8HP. Learn more at aisynthesis.com 
  • AI Synthesis  Jun 20th 2017, 17:57
    New take on a classic Bi-polar eurorack power supply: https://aisynthesis.com/product/eurorack-power-supply/ Pre-built with warranty or DIY. 
  • AI Synthesis AI003 Looping Envelope Generator AI Synthesis  Dec 5th 2016, 19:38
    We just released the AI003 Looping Envelope Generator. Available as pre-built or DIY with full video build documentation. There's never been a better way to enter DIY! aisynthesis.com  
  • AI Synthesis AI002 Mixer AI Synthesis  Jul 19th 2016, 15:56
    We just released the AI001 Multiple and AI002 Mixerd. Available as pre-built or DIY with full video build documentation. There's never been a better way to enter DIY. aisynthesis.com 

AI001 Multiple

AI Synthesis

A Passive 1x7 or 2x4 multiple. Available in DIY or Pre Built

$25 MSRP

AI002 Mixer

AI Synthesis

An easy to build Audio/CV Mixer

$40 MSRP
6 HP Mixer

AI003 Looping Envelope Generator

AI Synthesis

A looping envelope generator DIY module

$95 MSRP

AI004 OTA VCF

AI Synthesis

AI004 OTA Voltage Controlled Filter

$160 MSRP

AI006 Stomp Box Adapter

AI Synthesis

Converts higher modular signal levels to lower stomp box signal levels

$70 MSRP

AI010 Switching Attenuator

AI Synthesis

Triple Attenuating/Multiplier

$25 MSRP

AI008 Eurorack Matrix Mixer

AI Synthesis

Four in, four out Matrix Mixer

$125 MSRP

AI011 Analog VCO

AI Synthesis

Buffered 3340 Based VCO you can buy or build

$109 MSRP

AI016 Tape Interface

AI Synthesis

The AI016 Eurorack Tape Echo Interface is a Limited Edition Module that allows you to...

$99 MSRP

AI007 Quad Voltage Controlled Mixer VCA

AI Synthesis

A Quad VCA / Voltage Controlled Mixer

$122 MSRP