TERMIUM Plus®

The Government of Canada’s terminology and linguistic data bank.

FREE-FIELD ROOM [1 record]

Record 1 2011-10-13

English

Subject field(s)
  • Surveillance, Detection and Reconnaissance (Military)
  • Building Insulation and Acoustical Design
  • Acoustics (Physics)
DEF

A test room in which all surfaces are lined with a sound-absorbing material to reduce reflections of sound to a minimum.

CONT

... in precision design, an air conditioner ... could be isolated in an anechoic room, a room so quiet that one begins to hear the internal sounds of his own body.

French

Domaine(s)
  • Surveillance, détection et reconnaissance (Militaire)
  • Isolation et acoustique architecturale
  • Acoustique (Physique)
DEF

Salle permettant d'obtenir un champ acoustique libre aussi parfait que possible.

OBS

anéchoïque : Qualifie un local insonorisé, exempt de toute réverbération acoustique.

OBS

Chez plusieurs auteurs, les termes «salle (ou chambre) anéchoïque» et «chambre (ou salle) sourde» sont considérés comme synonymes. Mais en fait, il semble que l'absence de réverbération soit plus poussée dans les chambres anéchoïques que dans les chambres sourdes.

PHR

Chambre anéchoïque hyperfréquences.

Key term(s)
  • local anéchoïque

Spanish

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