Free Modular

Envelope

A simple but powerful envelope generator that can cycle between 4 separate modes: traditional ADSR, AR with tunable curves, and two looping modes.

Resources

• Manual
• Assembly instructions and BOM
• Interactive BOM: front panel, back panel
• Faceplate stencil SVG
• GERBER files:
  • Faceplate: JLCPCB, PCBway
  • Front panel: JLCPCB, PCBway
  • Back panel: JLCPCB, PCBway
• (Most) parts on Tayda: cart link, quick-order CSV
• Firmware HEX
• Source code
• Schematic