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IMPEDANCIA ACUSTICA [2 records]

Record 1 2009-02-17

English

Subject field(s)
  • Acoustics (Physics)
  • Audio Technology
DEF

At a given surface, the complex ratio of effective sound pressure averaged over the surface to the effective flux (volume velocity or particle velocity multiplied by the surface area) through it.

CONT

... the acoustic impedance for a spherical wave has both real and imaginary components, corresponding to resistance and reactance, respectively.

French

Domaine(s)
  • Acoustique (Physique)
  • Électroacoustique
DEF

Quotient complexe de la pression acoustique sur une surface donnée par le produit de la vitesse du mouvement vibratoire et de la surface considérée (produit que l'on appelle maintenant couramment flux de vitesse acoustique).

CONT

Impédance acoustique. [...] Z est en général composé d'une résistance et d'une réactance.

Spanish

Campo(s) temático(s)
  • Acústica (Física)
  • Electroacústica
DEF

Sobre una superficie, cociente complejo de presión acústica entre la velocidad de volumen a través de la superficie.

Save record 1

Record 2 2002-11-22

English

Subject field(s)
  • Audio Technology
  • Measurements of Electricity
Key term(s)
  • medium characteristic acoustic impedance

French

Domaine(s)
  • Électroacoustique
  • Mesures de grandeurs électriques
DEF

En un point d'un milieu, dans le cas d'une onde plane progressive, quotient complexe de la pression acoustique en ce point par la vitesse de la particule au même point.

Spanish

Campo(s) temático(s)
  • Electroacústica
  • Medida de la electricidad
Save record 2

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