• NF EN ISO 354 : 2004

    Current The latest, up-to-date edition.

    ACOUSTICS - MEASUREMENT OF SOUND ABSORPTION IN A REVERBERATION ROOM

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    Published date:  12-01-2013

    Publisher:  Association Francaise de Normalisation

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    Table of Contents - (Show below) - (Hide below)

    Avant-propos
    Introduction
    1 Domaine d'application
    2 Références normatives
    3 Termes et définitions
    4 Principe
    5 Intervalle de fréquences
    6 Dispositif d'essai
      6.1 Salle réverbérante et diffusion du champ acoustique
      6.2 Éprouvettes
      6.3 Température et humidité relative
    7 Mesurage de la durée de réverbération
      7.1 Généralités
      7.2 Méthode du bruit interrompu
      7.3 Méthode de la réponse impulsionnelle intégrée
      7.4 Évaluation des durées de réverbération à partir des
          courbes de décroissance
    8 Expression des résultats
      8.1 Méthode de calcul
      8.2 Fidélité
      8.3 Expression des résultats
    9 Rapport d'essai
    Annexe A (normative) Diffusion du champ acoustique dans la
                         salle réverbérante
    Annexe B (normative) Montages des éprouvettes pour les essais
                         d'absorption acoustique
    Bibliographie

    Abstract - (Show below) - (Hide below)

    Provides method of measuring the sound absorption coefficient of acoustical materials used as wall or ceiling treatments, or the equivalent sound absorption area of objects, such as furniture, persons or space absorbers, in a reverberation room.

    General Product Information - (Show below) - (Hide below)

    Development Note Indice de classement: S31-003. Supersedes NF EN 20354. (09/2004)
    Document Type Standard
    Publisher Association Francaise de Normalisation
    Status Current

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