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.

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
- Oscillator (VCO/DCO)
- Filter (VCF)
- LFO
- Subtractive synthesis
- FM synthesis
- Wavetable synthesis
- Granular synthesis
- Polyphony / paraphony / monophony
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