DIY Kits

  Phoreo  Φορέω is a triple function processor for triggers, gates and clocks. It simultaneously performs pulse width modulation, multiplication and repetition, with individual input, output and CV for each function. ...

  Mangoest Chaos Aluminum Panel 4u LW Format 2-PCB Set   Chaos-generating circuit that has a manually set evolution rate (or, roughly speaking, frequency). Although quite simple, it can produce a wide range of chaotic signals. It is a circuit...

  Dual Intentions is dual, 3-to-1 (Averager) mixer in Intellijel 1U format. Each input has a gain of 1/3 so all 3 inputs can be summed without clipping. Dual Intentions can be used for mixing audio or CV. Please see the BUILD GUIDE...

  LA67 T-Zed Oscillator  An analogue oscillator with through-zero phase modulation. The core of the  T-ZED is the SSI2130 integrated circuit. Voltage controlled wave shape and phase modulation index allow for automated sonic...

  Stoicheia  Στοιχεῖα is a dual Euclidean Sequencer. It algorithmically generates rhythmic sequences from an input trigger signal. The name (Στοιχεῖα,...

  1U Headphone Mixer Passive project #7 The Waveform 1U Headphone mixer module is 8HP and is basically a dual channel passive attenuator utility with a stereo out. Channel 1 is normalled into Channel 2 so that one signal will go to both...

  LA67 Maca filter A 4-pole multimode filter based on the SSI2140 integrated circuit. Essentially an updated version of the classic SSM2040, the new SSI2140 adds better temperature compensation and a VCA that helps eliminate low frequency damping...

  1U LPG/VCA Passive project #7 The Waveform 1U LPG/VCA module is an 8HP passive powerhouse. By switching out one component this can be either a Low Pass Gate or Voltage Controlled Amplifier (actually, since it's passive, it's an...

  Dual Intentions is dual, 3-to-1 (Averager) mixer in Intellijel 1U format. Each input has a gain of 1/3 so all 3 inputs can be summed without clipping. Dual Intentions can be used for mixing audio or CV. Please see the BUILD GUIDE...

  Mangoest EGB Aluminum Panel 2-PCB Set (Purple PCBs)   Power supply: 55mA Waveform: log / exp, Bezier curve, inverse log / exp A / D period: 8ms-4min Amplitude: 0-5Vp EG mode and LFO mode can be selected with the switch. With manual...

  Logoi VC Clock & Delay Λόγοι is a voltage controlled clock divider, counter, and delay. It subdivides and adds time, creating organic, evolving signatures. Λόγοι brings movement and life to...

  1U Buffered Mult project #7 1U Buffered Mult Module 12HP Waveform DIY Project #7. This can be a 2 input x to 3 output multiple or a 1 in x 6 out mult with the bottom mult in the silver square being the leader of the bunch. These are pretty...

  1U Cats N' Bananas Eurorack/Banana Jack Format Jumbler Passive  project #7 The Waveform 1U Cats N' Bananas Eurorack/Banana Jack Format Jumbler Passive Module is 14HP and lets your Eurorack rig and your Banana Jack rig be friends...

Universal panel PCB for 8HP eurorack modules (18 controls) Features: 18 slots for placing panel side elements: up to10 potentiometers, up to 18 toggle switches, up to 18 jack sockets module depth: 38.2mm with main PCB (e.g. umodule) mounted vertically;...

  Mangoest RSG Aluminum panel in LW 4U format 2 PCB Set (Purple PCBs)   Power supply: 51mA Output: CV (WIDTH control is possible with 0-5V) / Gate latency: 2ms Number of steps: 4,6,8,12 Select from 16 steps You can adjust the randomness...

  Frequency Central Waverunner LFO Based on a modified and improved tapLFO PIC from Electric Druid.   This full DIY synth kit comes with a black panel, and also includes the pcb, power cable, panel and pcb parts, wire, headers...

Universal panel PCB for 8HP eurorack modules Features: 16 slots for placing panel side elements: up to 8 potentiometers, up to 16 toggle switches, up to 16 jack sockets module depth: 38.2mm with main PCB (e.g. umodule) mounted vertically; 17-20mm with...

  Barton BMC054 Stereo Output   This module is a 4 channel panning mixer that provides stereo outputs for your modular system. It has synth level outputs for the L/R channels and a headphone output. 12hp aluminum Eurorack panel designed by...

  Erica Synths diy mki x es.EDU VCA mki x es.EDU VCA is a simple yet efficient dual VCA for your eurorack system. It has DC-coupled inputs so you can use the VCA both for audio and CV signals. Inputs of the second VCA are normalled to the first...

  Clee Quad VCA, LW 4U Version This module is based on circuits described here by Philip Gallo, and based on Mike Irwins circuit for creating a linear VCA with the SSM2164 Quad VCA chip. CoolAudio currently manufactures the V2164 clone of the SSM...

Beast-Tek Transmuter ​​ Transmuter is a bi-directional 8 channel MIDI to gate/trigger AND gate/trigger to MIDI packed into a single 10hp module. Transmuter was designed to get your external gear working together with your Eurorack modular so...

  erica synths diy mki x es.EDU EG   Many iconic sounds like the squelchy acid bass line, snappy techno kick drum, and swelling dream pop pad wouldn’t be possible if it weren’t for envelope generators. So, the next module in the...

  1U Cattenuator Dual Attenuator Passive project #7 The Waveform 1U Cattenuator module is a 12HP dual passive attenuator utility. These are pretty easy to build, and the instructions on how to build this can be found on our Build...

  NLC1039 Hyper Wien (Aluminum NLC)   LIMITED AVAILABILITY Classic chaos module by Nonlinearcircuits. Thru-hole PCB uses vertical metal film resistor placement.  Classic aluminum brushed euro panel (no longer available via NLC)...

  The "Gateway" Oscilloscope – Project #2 Project #2 is a pretty easy to build, inexpensive Eurorack oscilloscope. The instructions on how to build this are detailed in issue #2 and can be found on our Build...

  atoVproject Gaeto The AtoVproject Gaeto is a new type of clocked logic module. Gaeto is a great module to play around with triggers, gates and legatoes turning one into the other. As a result we decided to name the module Gaeto from...

  Circuit Abbey 2144 Low Pass VCF dotcom/MU New from Circuit Abbey! Based on the Sound Semiconductor SSI2144, this module replicates the sound and feel of classic SSM2044 filters from the past.  New dotcom/MU panel design by...

  The Switchenator project #3 Waveform DIY Project #3 - The Switchenator - is a dual passive attenuator and dual switching module for Eurorack. The instructions on how to build this are detailed in issue #3 and can be found on our Build...

Punch v1   Limited quantity avcailable – not restocking.  

  Oakley Euro Sequencer Build documentation here: https://www.oakleysound.com/Sequencer%20Builder's%20Guide.pdf User Guide here: https://www.oakleysound.com/Sequencer%20User%20Manual.pdf Aluminum panel for eurorack based on Oakley...