Synth
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Misc
DIY
- LEET-Modular multifunction modules
- Some HAGIWO pcb files
- some mutable instruments mods
- HAGIWO
- Where did I find the best VCO design for my DIY Eurorack Modular Synth?
- DIY Modular in a Week part 0 intro and PSU
- /r/synthdiy
- Design mistakes in synth schematics
- Understanding stabilization capacitors
- This guys recommendations
- yusynth
- Alu panels water slide decals
- Ornament & Crime + github + uO_c +
uOC flat untested but has kicad files. + Video with link for PCBs
- Temps Utile
- Turing Machine MK2 (also by same Music Thing and Radio Music / Chord organ]
- rebeltech GitHub
- The Definitive Connecting Power Thread
- thinks through hole links module
- ATtiny85 MIDI to CV is this the same thing?
- ADSR
- [https://www.skullandcircuits.com/?v=d3dcf429c679
- Befaco have schematics and the Rampage BOM doesn't seem to include any fancy chips.
- EPFM (Electronic Projects for musicians) Build notes and layouts
- Music Thing
- Precision ADSR
VCO
| 'Brand' | Name | Main Chips | Notes | |
|---|---|---|---|---|
| Hagiwo | [ $7 Re-build ] DIY eurorack modular synth LFO/VCO with arduino nano & AD9833 | AD9833, Arduino Nano | LFO also | |
| Kassutronics | VCO 3340 | 3340 | ||
| Modular in a Week | Hex VCO | Square only, various ranges based on resistors/caps |
OpenSource PCBs
- Eurorack Awesome
- Mutable Instruments
- Erica Synths (2 years old), Erica Synths EDU