Eurorack 3U

Erica Synths Perkons Voice is a eurorack incarnation of the percussion voices from the PERKONS HD-01 Drum machine. Like on the drum machine, the module has hybrid architecture, featuring a digital sound engine followed by an analogue multimode filter and...

  SteamSynth – Personal project of SSL’s owner Doug Slocum, this large modular synth was inpired by the SteamPunk art movement and his love of old technologies. It’s also the inspiration for this web-site’s...

Builder Note: This version of the Midi Thing 2 PCB (v1.01) does not require IC2, IC3, IC4. They are no longer needed on this revision. Befaco MIDI Thing V2 MIDI Thing V2 is a flexible MIDI to CV converter. Allowing polyphonic notes handling,...

  Add a pair of MIDI outputs to your Dual Mini Sequencer.  Requires v2 or above sequencer firmware.

  Frequency Central MuMu MuMu is a tiny 2hp passive multiple.   Product Specs Power Draw: 12v 0mA, 5v 0mA, -12v 0mA Depth: 16mm Width: 2hp  

  Frequency Central Wonderland Wonderland is an 8×8 active patchbay/matrix mixer/switcher for both audio and control voltages. Features 8 inputs (1 through to 8), each with micro-attenuators (which can be set with a small...

  Silicon Heaven 2 x one-shot/cyclic event generators based on CMOS envelopes used in EDP Wasp and Gnat Chris Huggett, chief designer at EDP came up with a novel little circuit for the filter envelope of the Wasp, based around...

  Frequency Central Looking Glass Looking Glass is an 5 x 5 active patchbay/matrix mixer/switcher for both audio and control voltages.   Features 5 inputs (1 through to 5), each with attenuators 5 inverted outputs (A...

  Qu-Bit Electronix Stardust - Cosmic Tape Looper Meet Stardust, a cosmic tape looper. Much like the cacophony of galaxies, supernovas, and stars we find in our own celestial canvas, Stardust captures layers of audio to construct new sonic...

  Frequency Central Speak Truth to Power Speak Truth To Power is a Eurorack power and bus solution which runs from a 9V DC centre positive wallwart. Please note that attempting to run Speak Truth To Power from an AC wallwart or a DC...

  Frequency Central Akropoli   Advanced generative sequencer featuring mutes per channel and transposition facilities.   Akropoli is an extension and enhancement of Frequency Central’s Little Melody and High Towers modules,...

  Frequency Central Shapes Shapes is a wide ranging and fully analogue oscillator which can perform duties as both auxilliary VCO* as well as VC-LFO. Shapes can be configured to cycle continuously, or to provide one-shot shaped...

  4ms Tapographic Delay The Tapographic Delay, designed by Matthias Puech and 4ms Company, is a complex multi-tap delay in the Eurorack format with a unique interface designed for live performance. It excels at transforming the simplest audio (a...

From the manufacturer: NLC1141 Gators (Black NLC) This is a 2HP passive gate combiner, simply 7 diodes and a 100k pull-down resistor. Feed it a bunch of gates and get them combined at the output. As it is passive there will be a 0.6V voltage drop to...

Analogue Realities Fixed Filter Bank This is a BEAST of a module-- and an amazing kit--yes, it is a high parts count and wide HP-- but enjoy a DEEP DISCOUNT and help give these ready-boxed kits a great home!  The Analogue Realities Fixed Filter...

  Beers 2P4T Analogue Switch   2-pole 4-throw binary-addressed bidirectional analogue switch. Loosely intended to mimic the functionality of the 4052 CMOS multiplexor/switch IC but each channel can be individually addressed (yay!) and there...

  Joranalogue Collide 4 – QUADRATURE SPECTRAL COMPUTER 20 HP | +12: 205 mA, −12: 200 mA | JORC4 User Manual (PDF) | ModularGrid “A modern lock-in amplifier that fits in the palm of your hand.” ...

  DivSkip Four Channel Multimode Trigger and Gate Processor DivSkip is a four channel Trigger and Gate processor for Eurorack. Eight modes on four independent channels make this 8HP module a Swiss Army Knife to chain behind clock utilities,...

From the manufacturer: 4ms Looping Delay Crystal-clear clock-synced delay for looping up to 90 seconds, echoes, sound-on-sound, Karplus-Strong synthesis, and more. Loop or echo time is synchronized to a clock 87 seconds of delay/loop time maximum in...

  Frequency Central Silent Disco   Silent Disco is a 4HP output module with left and right line outs, and 2 x stereo headphone outs (1 Watt). Features include: Left and Right Eurorack level inputs (2 x 3.5mm sockets) Left and Right line...

AI Synthesis AI022 Harmonic Mixer The AI022 Harmonic CP3 Style Mixer is a discreet mixer using no ICs. As gain increases harmonics and analog warmth are added. As gain increases more, distortion and phasing is added, creating new waveforms from old ones...

  Erica Synths mki x es.EDU Wavefolder Even though wavefolding is more of a west coast synthesis concept, it’s a great addition to the otherwise very east coast mki x es.edu DIY system. Why? Because it can provide a ton of unusual timbres...

  ADDAC213C 1U Eurorack Bridge The ADDAC213C is the third pair of modules from our Eurorack Bridge system, this time made for 1U rack rows!   A pair of ADDAC213Cs can be used in standalone to send/receive 8 CV or audio signals between...

  NLC1141 Gators (White NLC) This is a 2HP passive gate combiner, simply 7 diodes and a 100k pull-down resistor. Feed it a bunch of gates and get them combined at the output. As it is passive there will be a 0.6V voltage drop to 4.4V but should be...

From the manufacturer: ADDAC107 ACID Source We started this module with the idea of developing a complex drum source. However, somewhere along the process we noticed how much better it performed as a synth voice and simply embraced this lucky...

  Beers Dual VCA/Four Quadrant Multiplier   Dual LM13700 based VCA switchable between 2 and 4 quadrant multiplier modes with optional clipping/distortion and difference and inverted sum outputs. I started from the Four-Quadrant Multiplier...

  Frequency Central Horror Show Horror Show is a 4HP combined noise generator/digital ring modulator/sub oscillator.   Features Noise generator with filter frequency control. Filter is twin-t type. The noise output is normalised to RM X...

  ADDAC309 CV to Expression ADDAC309 CV to Expression allows a simple and straight forward connection between modular and effects pedals that features expression pedal TRS inputs. Instead of using an expression pedal into the effects pedal the...

  Befaco DivKid Stereo Strip Stereo Strip is a 6HP Eurorack module that builds upon the idea of a studio or mixer channel strip for a modular environment. If you’re new to the term ‘channel strip’ think of a single channel strip...

  Any of the "Pay Jonah (The Maker) An extra$" options are only for the donation to Jonah! These options do no include a module or kit. Please be sure to add a kit or module, and the donation option to your cart.    PLEASE- OPT-IN FOR...