TERMIUM Plus®

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

FREE FIELD [1 record]

Record 1 2010-04-14

English

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

An isotropic, homogeneous sound field that is free from all bounding surfaces.

CONT

In a free field, a sound wave decreases in intensity by a factor equal to the square of the distance from the source.

OBS

A nonreflecting space required for measurement of the acoustic response of microphones and loudspeakers.

French

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

Champ acoustique dans lequel l'effet des conditions aux limites est négligeable. [Définition normalisée par l'AFNOR et reproduite avec son autorisation.]

OBS

champ acoustique libre : terme normalisé par l'AFNOR.

Spanish

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