TERMIUM Plus®

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RATE DECAY SOUND [1 record]

Record 1 2016-03-07

English

Subject field(s)
  • Acoustics (Physics)
  • Audio Technology
  • Building Insulation and Acoustical Design
DEF

The time rate at which the sound pressure level (or velocity, or sound-energy density level) is decreasing at a given point and at a given time. The practical unit is the decibel per second.

French

Domaine(s)
  • Acoustique (Physique)
  • Électroacoustique
  • Isolation et acoustique architecturale
DEF

En un point donné d'une salle et à une fréquence donnée, diminution par unité de temps du niveau de pression acoustique en ce point.

OBS

taux de la décroissance : terme et définition normalisés par l'AFNOR et reproduits avec son autorisation.

Spanish

Campo(s) temático(s)
  • Acústica (Física)
  • Electroacústica
  • Aislamiento y acústica arquitectónicos
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