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  Frequency Central System X Oscillator MU DIY synth kit Rick Holt has created some amazing dotcom/MU modules including the System X series.  Based on the Roland System 100M VCO, with onboard FM/PWM LFO borrowed from the MC202. Important:...

  DuskWork Self-Tuning VCO Features: – Analogue VCO – 3-Wave mixer – 6HP Width (Eurorack) – Self-Tuning Capability – Powered by the iconic 3340 VCO IC – 26mm depth – Simple Controls – Beginner...

  Frequency Central System X Dual Amplifier (MU/Dotcom) Another in the latest series of dotom/MU modules from Rick Holt at Frequency Central, the System X Dual Amplifier is based on the Roland System 100M VCA. The full DIY synth kit includes...

  kassutronics vco 3340 Wood Panel Version Picture reflects prototype panel not yet available  very cool synth DIY eurorack modules from Finland! The CEM3340 VCO chip is one of the legendary chips designed by Doug Curtis that played an...

  Blacet Micro LFO 2430   We acquired Blacet research in 2019 after the unfortunate passing of its founder, John Blacet. We will continue to make Blacet products available and support the FRAC format.  Best discussion forum for the...

The Mini-Bus and Mini-Bus Extender are a compact, expandable and low noise power solution for Buchla systems. Available as a PCB you can build or an assembled board with all PCB mount parts installed.      (Some assembly for installation...

  blacet dual linear vca 2410 We acquired Blacet research in 2019 after the unfortunate passing of its founder, John Blacet. We will continue to make Blacet products available and support the FRAC format.  Best discussion forum for the frac...

  ginko synthese mix, full kit modular grid The Mix is a DIY kit for a simple 3 channel mixer, but a great one to have! It is designed to sit next to the Grains, boosting the output of the Grains up to modular level.

  Frequency Central Volts Platz Volts Platz is CV Mixer based on the Roland 100M 132 module, with some nifty extra features which expands it’s use still further.   It has 4 inputs with attenuators. Input 3 is normalled to +ve for...

  Barton BMC051 Preset Rhythms   This module is a PIC-based rhythm generator inspired by old rhythm boxes and keyboard presets. Kick and Snare patterns are selected using the knobs. It features an internal clock but is compatible with an...

  Barton BMC052 Chordizer   The goal of the Chordizer was to use a single voltage input and output a quantized chord of voltages when used with 1v/octave VCOs. A voltage is inputted through the IN jack and can be modulated by the AUX jack...

    Barton BMC056 Utility Buttons   Utility Buttons is a performance/controller module that provides gate/trigger outputs based on button presses. Buttons can be set to act as momentary, latching or tap tempo. Each channel has two...

2018 synthCube Module Design Contest Winner! Congratulations to Nathan Fraser and his collaborators for this unique module design! fuzzbucket is an 8HP eurorack fuzz and delay module made up of a two transistor fuzz circuit and an MN3005 bucket brigade...

  Frequency Central Whiteface Whiteface is based on the legendary ARP4023 VCF module often found in the “whiteface” ARP Odyssey Mk1. I’ve engineered out the rare parts and the need for matched transistors for the CV input...

  Frequency Central Device Voice Full DIY synth kit! Device is a combination of three individual Frequency Central modules: System X Oscillator Raging Bull VCF/VCA System X Envelope Modules can be used individually, or as an...

  Frequency Central Process 26 Full DIY synth kit Process 26 is an ARP 2600 based Voltage Processor for Eurorack. It features two separate voltage processors. The upper voltage processor features four inputs which are mixed and inverted at the...

  Timo Rozendal T Henry Slim MPS The Timo Rozendal Slim MPS is a re-creation of the Thomas Henry Mega Percussive Synth (MPS) analog drum voice in a new 14hp slim package. The build requires a panel and the two-pcb set.  20 mA +12V 14 mA...

  Timo Rozendal Steiner-Parker VCF Based on the yusynth iteration of the steiner parker filter, new from timo rozendal Changes from original design:  - no switch but separate buffered input for every mode (LP,HP,BP),  - lowpass input is...

  Baal 3080 vcf kit dotcom/MU 2U   At its core,this is the CA3080 OTA based filter that was in the Original Rev-A version of the Octave Cat, before they switched to The SSM2040. It has been adjusted for modular level. The expo- Converter...

  Ian Fritz Dual Teezer VCO Eurorack 28hp limited edition- ONLY 25 pcb/panel/bracket sets were made for this one-of-a-kind eurorack DIY module! with kind permission and support from ian fritz, we are happy to announce the limited availability...

  Barton BMC055 Sallen-Key Filter   This module is a voltage controlled Sallen-Key filter. The low-pass and high-pass inputs can be used simultaniously and it is capable of self-oscillation.       On Demand Info ...

  The Sonic Potions Descent is an analogue dual envelope generator. It provides 2 independent voltage controlled decay EGs. The envelopes can be switched between triggered or gated (sustain) mode. The first trigger input is normalized to the second...

  Barton BMC050 Manual Voltages   This module is a controller that uses a large knob to control pitch and a button to generate triggers and gates. It features internal Sample/Hold and Slew circuits. The PCB has MOTM and Eurorack style power...

  tellun tln-156 neural agonizer we are delighted to be able to offer projects from tellun corporation! The TLN-156 Neural Agonizer is a voltage controlled spring reverb processor. Although this module can be used to simulate room reverb with...

  Barton BMC016 Dual Nice Quantizer (MOTM)   motm panel design inspired by dave brown of modularsynthesis.com This is a two channel quantizer module. Each channel can independently be set to 1 of 16 different musical modes. It has built in...

  stroh modular dual 258j oscillator module the full kit includes 2 pcbs, the clarke robinson euro panel, and all pcb and panel parts required to build the module.  extensive documentation supporting the build exists on forums and elsewhere...

  ken stone's cat girl synth (cgs) burst generator euro panel design by cameron korth full kit includes everything you need   CGS006 Documentation