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pico-dco
Polyphonic Digitally Controlled Oscillator (DCO) controlled by Raspberry Pi Pico PIOpolykit-x-monosynth
The Polykit X1 is a DIY semi-modular, analog, patchable synthesizerpolykit-x-voice-card
Schematics and PCB layout for a voice card with multimode filter for a polyphonic synthesizerkosmo-spring-reverb-driver
Schematics and PCB layout for a spring reverb driver in Kosmo modular formatdco
Arduino based DCOkosmo-multitool
Arduino Nano Every based development platform for DIY synthesizer enthusiasts.eurorack-psu
Eurorack Power Supply +12V -12V +5Vpolykit-x-mainboard
Schematics and PCB layout for a mainboard for an 8 voice polyphonic synthesizervco-1
PCB and schematics for a voltage controlled oscillator (VCO) based on the Jupiter 8.vco-8
Analog Octo Voltage Controlled Oscillator VCO Kicad PCB and schematicsadsr-3310-8
Kicad schematics and PCB layout for an 8 channel ADSR based on CEM3310/AS3310vcf-3350-8
CEM3350/AS3350 based 8 channel VCFkosmo-sample-and-hold
Schematics and PCB layout for a sample&hold / noise module in Kosmo formatmicrophone-preamp
Schematics and PCB for a microphone preamp with phantom powervca-adsr
VCA and ADSR schematics and PCB layoutkosmo-sidechain
Kicad PCB and schematics for sidechain/ducking module in Kosmo modular synthesizer formatpolykit-panel
PCB front panel for the Polykit-6 polyphonic synthesizerkicad
Kicad symbols and footprintslfo
Low Frequency Oscillator LFOinverter-8
vic20-sequencer
Simple 16-step MIDI sequencer in BASIC for the Commodore VIC-20multiplexer-8
16 to 8 channel multiplexer to select waveforms in a polysynthvca-8
Schematics and layout for 8 VCAs on one PCBpolykit-samples
This repository contains various samples which can be used freely.dual-mixer
Simple dual mixer schematics and PCBstackable-resistor-box
Stackable box for resistor belts that can be printedvalve-adapter-noval
Noval valve adapter PCB for breadboardspanel-blank-5cm
Blank modular panel in KOSMO format, 5 cm widthpanel-blank-10cm
Blank modular panel in KOSMO format, 10 cm widthpeertube-autoscale-runners
A simple program to scale Peertube runners for video transcoding3d-printed-microphone
3d printed dynamic microphoneLove Open Source and this site? Check out how you can help us