TERMIUM Plus®

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

PREAMPLIFICATEUR [4 records]

Record 1 2008-05-05

English

Subject field(s)
  • Audio Technology
  • Audiovisual Techniques and Equipment
DEF

A special amplifier designed for use with very low input voltages.

OBS

A preamplifier usually increases the signal for further amplification by an amplifier (or power amplifier). Preamplifiers are designed for minimum distortion and noise.

French

Domaine(s)
  • Électroacoustique
  • Audiovisuel (techniques et équipement)
DEF

Amplificateur de tension du signal sortant [...] d'une tête de lecture avant son entrée dans un amplificateur de puissance.

CONT

Dans une chaîne sonore, le préamplificateur et l'amplificateur de puissance sont parfois groupés pour former un seul appareil : l'amplificateur de son (ampli intégré).

OBS

Plur. : préamplis.

Spanish

Campo(s) temático(s)
  • Electroacústica
  • Técnicas y equipo audiovisuales
DEF

Amplificador que se antepone a un sistema o aparato con el fin de obtener ganancia o sensibilidad adicional.

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Record 2 2008-03-12

English

Subject field(s)
  • Aircraft Systems
  • Radio Waves
DEF

An electronic circuit or device that detects and strengthens weak signals, as from a radio receiver, for subsequent, more powerful amplification stages.

CONT

The preferred embodiment of the present aircraft VHF [very high frequency] television receiving antenna system includes a signal processing circuit incorporating solid state switching for selecting antenna coverage, high and low pass filter circuits, passive combining networks providing 180° phase shift necessary for omnidirectional azimuth coverage, low noise preamplifiers for each television band, and other features ...

French

Domaine(s)
  • Circuits des aéronefs
  • Ondes radioélectriques
DEF

Circuit électronique ou dispositif utilisé pour la détection et l'amplification des signaux de faible intensité avant qu'ils ne subissent une amplification accrue.

OBS

préamplificateur : terme uniformisé par le Comité d'uniformisation de la terminologie aéronautique (CUTA) - Maintenance.

Spanish

Record saved

Record 3 1992-04-07

English

Subject field(s)
  • Audiovisual Techniques and Equipment

French

Domaine(s)
  • Audiovisuel (techniques et équipement)

Spanish

Save record 3

Record 4 1985-11-27

English

Subject field(s)
  • Mechanical Components

French

Domaine(s)
  • Composants mécaniques

Spanish

Save record 4

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