Synthesis and sound design · updated 2026-08-16

ENVELOPE (ADSR)

Attack, decay, sustain, release — how a parameter moves over the life of a note. Applied to volume, filter, pitch, anything.

Analogue synthesizer panel with patch cables, knobs and sliders in close focus

SOURCES AND CITATIONS

Free, primary references for envelope (adsr) — standards bodies, manufacturers, government offices and university course material.

RELATED TERMS IN SYNTHESIS AND SOUND DESIGN

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