TERMIUM Plus®

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SYSTEME SONAR ACTIF [1 record]

Record 1 2022-02-16

English

Subject field(s)
  • Marine and River Navigation Aids
  • Sonar and Underwater Detection (Military)
DEF

A system consisting of one or more transducers to send and receive sound, equipment for the generation and detection of the electrical impulses to and from the transducer, and a display or recorder system for the observation of the received signals.

CONT

An active sonar system is one in which pulses of acoustic energy are launched into the water for the purpose of producing echoes. By examining the echoes of transmitted pulses, it affords the capability of both detecting the presence of and estimating the range, and in certain cases, the bearing, of an underwater target.

French

Domaine(s)
  • Aides à la navigation fluviale et maritime
  • Sonar et détection sous-marine (Militaire)
CONT

Un système sonar actif est un système qui émet un signal et qui traite l'observation reçue après (éventuelle) réflexion sur la cible.

OBS

sonar actif : désignation uniformisée par le Comité de normalisation de la terminologie navale.

Spanish

Campo(s) temático(s)
  • Ayuda a la navegación marítima y fluvial
  • Dispositivo sonar y detección submarina (Militar)
CONT

Si un sistema sonar activo está dominado por el ruido o por la reverberación depende de la potencia acústica, el alcance y la velocidad del blanco [...]

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