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effective acoustic center

6.51  effective acoustic center; virtual acoustic center. For an electroacoustic transducer used for sound emission, in a specified direction, for a specified frequency and range of distances, position of the effective or virtual point source from which sound pressure varies inversely as distance.

Annotation              The effective acoustic center of a reciprocal transducer when used for sound reception is coincident with the acoustic center when used for sound emission.

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Related Terms:
  • Term: electroacoustic transducer
  • Term: virtual acoustic center
  • Term: reciprocal transducer
  • Term: sound pressure
  • Term: point source
  • Term: acoustic
  • Term: frequency
  • Term: sound

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