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UNWANTED SOUNDS [6 records]

Filter results by subject field Alphabetical list of terms

Filter results by subject field

Alphabetical list of terms

Record 1 2021-05-11

English

Subject field(s)
  • Acoustics (Physics)
  • Noise Pollution
CONT

Impulse noise is a category of(acoustic) noise which includes unwanted, almost instantaneous(thus impulse-like) sharp sounds(like clicks and pops). Noises of the kind are usually caused by electromagnetic interference, scratches on the recording disks, gunfire, explosions and ill synchronization in digital recording and communication.

OBS

Impact noise is created by the impact of one surface on another and is of a short duration. Impulsive noise is typically an air noise that has a short duration, such as the shooting of a firearm or the explosion of a firework.

OBS

impulsive noise: term officially approved by the Electronics and Telecommunications Terminology Committee (CUTEL).

French

Domaine(s)
  • Acoustique (Physique)
  • Pollution par le bruit
DEF

Bruit consistant en des émissions sonores brusques et de très courte durée.

CONT

Un bruit impulsionnel isolé dure généralement moins d'une seconde. Exemples : explosions, armes à feu, martelage, claquement de portière de voiture, jeux de ballons à l'extérieur, etc.

OBS

bruit impulsif : terme uniformisé par le Comité d'uniformisation des termes de l'électronique et des télécommunications (CUTEL).

Spanish

Campo(s) temático(s)
  • Acústica (Física)
  • Contaminación acústica
DEF

Señal perturbadora que se caracteriza por tener un efecto interferente excesivamente amplio sobre un período de tiempo relativamente corto pero finito.

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Record 2 2003-11-06

English

Subject field(s)
  • Noise Pollution
DEF

Unwanted noise or unpleasant sounds that cause discomfort.

DEF

The production of noise by motor vehicles, jet planes, machinery, etc., viewed as harmful to man and his environment.

CONT

Man is an adaptable animal. Without realizing it, he has become accustomed to excessive noise pollution in his environment.

French

Domaine(s)
  • Pollution par le bruit
CONT

Parmi d'autres mesures de lutte contre la pollution par le bruit, citons l'interdiction aux automobilistes de klaxonner en ville.

Spanish

Campo(s) temático(s)
  • Contaminación acústica
DEF

Aumento de los niveles de ruido en un medio ambiente determinado, que provoca efectos indeseables en el hombre y en ese mismo medio ambiente.

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Record 3 1999-09-30

English

Subject field(s)
  • Building Insulation and Acoustical Design
DEF

disposition of absorbing and reflecting surfaces in a room to make the acoustic conditions subjectively acceptable.

CONT

Sound Treatment, Attention to three distinct forms of acoustic treatment is necessary-first to keep out unwanted sounds from outside the building, secondly to isolate particular rooms or areas from each other to prevent interfering sounds, and thirdly to make the acoustic conditions... suitable for the recording, monitoring or other activities carried out....

French

Domaine(s)
  • Isolation et acoustique architecturale
CONT

Insonorisation. Ensemble des procédés tendant, soit à protéger un bâtiment ou un local quelconque contre les bruits ou vibrations d'origine extérieure, soit à réaliser un traitement acoustique convenable d'un local déterminé (un exemple particulier de ce dernier cas est la construction d'une chambre sourde).

OBS

Ne pas confondre avec «traitement absorbant» (en anglais : «absorbing treatment»). Le traitement acoustique peut être absorbant, mais ce n'est pas nécessairement le cas.

Spanish

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Record 4 1994-03-14

English

Subject field(s)
  • Keyboard Instruments
  • String Instruments
DEF

A part of the action of a piano forte fixed at the back part of the key, to catch the hammer and prevent its retouching the strings.

CONT

The hammer has hit the string... and has bounced away [and it is] arrested by the check [and] thus prevented from bouncing forward a second time and... producing unwanted sounds.

French

Domaine(s)
  • Instruments de musique à clavier
  • Instruments de musique à cordes
CONT

L'attrape [...] a pour fonction d'empêcher le flottement [du marteau] au moment où il vient d'attaquer la corde.

Spanish

Save record 4

Record 5 1990-09-20

English

Subject field(s)
  • Environmental Studies and Analyses
  • Scientific Instruments
  • Audio Technology
CONT

Switching arrangements to give an on-off control of the tone in a gradual manner, free from... unwanted sounds... provide the basic facilities for audiometry.

French

Domaine(s)
  • Études et analyses environnementales
  • Instruments scientifiques
  • Électroacoustique
OBS

Cet interrupteur (...) est utilisé pour diverses fins, et en particulier pour les mesures de seuils avec des sons dits pulsés. [p.7]

Spanish

Save record 5

Record 6 1986-01-11

English

Subject field(s)
  • Audio Technology
OBS

électroac. téléc. TB 125 1968 When we are discussing a microphone's ability to discriminate against unwanted sounds... p. 9

French

Domaine(s)
  • Électroacoustique
OBS

électroac. téléc. GUIMAR 19o6 L'Usage d'un microphone n'implique pas que les bruits d'ambiance soient totalement indésirables. V. noise p. 55

Spanish

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