Electronics & Synth
I design and build DIY modular synthesizer modules. From schematic to PCB to panel. These are my build notes, circuit explorations, and tips picked up along the way.
Design Notes
AS3310 Voltage Controlled ADSR
Mar 2025
ADSR Envelope Generator Analog
In Development Incomplete Notes
Pi Pico Random Looping Sequencer
Mar 2025
Eurorack Module Digital Random Pi Pico
Built Incomplete Notes
Europi Build
Jan 2024
Europi Pi Pico Digital Module
In Development Incomplete Notes
AS3330 Dual Lin/Exp Vca
A Dual Lin/Exp VCA Module based on the AS3330 chip
Dec 2023
VCA Eurorack Module Amplifier Analog Electric Druid
Built Incomplete Notes
AS3320 VCF
Dec 2023
VCF Eurorack Module Filter Low Pass Filter Analog Electric Druid
Built Incomplete Notes
Electric Druid VCDO
Dec 2023
VCO Eurorack Module Oscillator Digital Wavetable Electric Druid
Built Incomplete Notes
AS2164 Quad Exponential VCA
A Quad Exponential VCA Module based on the AS2164 chip
Dec 2023
VCA Eurorack Module Amplifier Analog Electric Druid
In Development Incomplete Notes
AS3340 VCO
Dec 2023
VCO Eurorack Module Oscillator Analog Electric Druid
Built Incomplete Notes
Building my first eurorack case
An 84hp multi-angle Eurorack case
Dec 2023
Eurorack Case Eurorack Rails Case Rails
In Development
Ladik R110 Clone
Dec 2023
Digital Clone Trigger Gates Random Module
In Development Incomplete Notes
Multi Saturation Module
Dec 2023
Eurorack Module Distortion Saturation Effects
Quick Tips
Kikit Multiboard Workflow
Feb 2024
KiCad PCB Workflow Multiboard
My Kicad Board Setup Settings
Dec 2023
KiCad Board Setup PCB
Eurorack Panel Making With KiCad, LibreCad, and Inkscape
Dec 2023
KiCad PCB Workflow LibreCad Inkscape Eurorack Panels
Adding Symbols, Footprints, and Libraries in Kicad
Dec 2023
KiCad KiCad Footprints KiCad Symbols KiCad Libraries
Pcb Track Widths, Vias, and Pads
Recommended track widths on KiCad for PCBWay
Dec 2023
PCBWay PCB KiCad
Powering Your Module
Dec 2023
Protecting Microcontroller Digital IO From Eurorack Levels
So you want to design a module with Arduino or other low voltage digital devices and you don’t know how you’ll protect them. Here’s some circuits to help you.
Dec 2023
Skills
KiCad Arduino Raspberry Pi Pico Analog Circuit Design Digital Circuit Design Soldering Fusion 360 C/C++