6. Glossary
anechoic chamber; chambre anéchoïque
A soundproof room, i.e. one that is isolated from external noise and in which sound reflections off the walls are limited. It is said to be semi-anechoic when the floor is reflective.
conductance; conductance
Measures the ability of a pneumatic component or pipe to conduct a gas flow. Expressed in m 3 .s -1 .Pa -1 (ANR for Atmosphère Normalisée de Référence).
conductance sonique; sonic conductance
Conductance in the sonic flow region. Expressed in m 3 .s -1 .Pa -1 ...
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