Envelope Generator

Maker	TOIL Modular
Type	ADSR envelope built on the Electric Druid EnvGen8 chip
Mounting	Mixed
Width	—
License	Open source (GPL-3.0 over a hardware-only repo)
Difficulty	🔥 SMD (0805)

The EnvGen8 chip has to be bought from Electric Druid.

Documentation

• Assembly instructions
• Bill of materials (BOM)
• Schematic
• Fabrication files (PCBA-ready)

Links

• Source / files on GitHub
• Maker page

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This is a third-party open-source design, listed here as a build reference. Specs are researched from public sources; check the source repo and store for the current BOM, panel, and revision before ordering parts. Corrections welcome.

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