DIY Kits

  eas miss 10 lfo/sh/noise   documentation here: miss 10 lfo thread   Note: some older pcbs may have oxidation on some traces, please be sure to clean off before soldering.  Inputs / Outputs /...

  l-1 two channel vc stereo mixer bundle includes two pcbs, two panels, SMT soldered in, standoffs and headers Two full featured stereo channels with voltage controlled level and panorama, and non...

t henry sn voice, full kit, MOTM, 3U build the classic thomas henry sn voice for your MOTM rack! module design based on the TI SN76477 IC full kit includes everything you need- panel, pcb,...

The Horstronic Waveslicer is some kind of special waveshaper. It can cut a wave into slices and move those slices up and down.  It simply does that by adding an offset at a defined point of the wave...

  manhattan analog mix PCB V2.0 4hp "The mix is designed primarily for clean, high-quality audio mixing. it is fully dc-coupled so that it retains utility as a cv mixer when necessary. i also put...

  Erica Synths DIY Polivoks VCA ii v3.0 pcb set Erica Synths DIY Polivoks-inspired VCA is 35mm deep, skiff friendly, has solid mechanical construction and doesn’t require wiring.  V3 pcbs replace...

  cat girl synth cgs65 tube vca, MOTM the bundle includes the bridechamber panel, 2-pot bracket and PCB   the classic richard brewster example is documented here: pugix cgs65 bill and will's...

  Barton BMC038 Dual Panel Keyboard   clarke68 aluminum euro panel, 26hp   Panel Keyboard<

  Barton BMC004 Clock + 4X Divider   this is a variation on the bmc004 clock/divider module it includes the option of using the internal clock, or an external clock to set the tempo four...

    L-1 Quad VCA/Mixer DIY Kit (THAT2180 Version) Eurorack format, 14 hp wide. This eurorack diy kit includes everything you need-- all SMT parts pre-soldered to the pcb!   From Aleksei: "This...

    Yusynth Fixed Filter Bank   Documentation here: yuSynth FFB MOTM panel 2U From Yves: "Although this module is often missing in many modular set-ups, I think a fixed filters bank (FFB) is a...

stroh modular operator tz vcopcb, suitable for the 4U or other formatsmore information here: operator

  cgs003 psycho lfo, kit, euro, 6hp full kit for the fun little cgs psycho lfo panel by cameron korth all parts individually bagged and labelled

this is a frac/frac banana panel for creating a barton dual simple quantizer it is suitable for 3.5mm jacks or banana jacks without modification you will need two (2) barton quantizer pcb/chip sets...

  falafulars bunch-a-klix euro 10hp panel by clarke robinson awesome little clock/logic module this kit uses SMT parts-- each part is individually bagged and labelled   more here: 

Synthesis Technology MOTM-420 MS-20 VCF The MOTM-420 is a switch-selectable LP/NF/HP (lowpass/notch/highpass) voltage-controlled filter. Using the same filter structure as the Korg MS-20, the...

  another great offering from fonitronik for euro DIY the thomas henry 4046 vco unique in euro synth vcos for its use of the 4046 build notes here: https://www.muffwiggler.com/forum/viewtopic...

  Barton BMC031 Quad Trap LFO   The Barton BMC031 Quad Trap LFO is a very specialized LFO which outputs four trapezoidal waveforms which are synchronized with each other. Each of the four knobs...

  Oakley Journeyman2 VCF   The Oakley Journeyman2 VCF DIY kit includes everything you need to build the module- panel, pcb, sock4 jack pcb, panel and pcb components etc component kit excludes the...

As of 2026 we are updating our BOMs and reducing the prices on MOTM projects! Synthesis Technology MOTM-190 Dual VCA + Ring Modulator The MOTM-190 is a dual VCA in a compact 1U format. VCA #1 can...

a classic analog synth design re-imagined for new euro synth users! the steiner synthasystem is back the first module we've released is the quad vco.  the circuit was faithfully redeveloped by...

  MFOS Alien Screamer The MFOS Alien Screamer circuit consists of three main components: a voltage controlled oscillator, a low frequency oscillator and a one watt amplifier that drives a small...