TERMIUM Plus®

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cosecant-squared beam [1 record]

Record 1 2011-04-20

English

Subject field(s)
  • Radio Transmission and Reception
  • Telecommunications Facilities
DEF

A radar beam pattern designed to give uniform signal intensity in echoes from distant and nearby objects.

OBS

It is generated by a spun-barrel reflector. The beam intensity varies as the square of the cosecant of the elevation angle.

Key term(s)
  • cosecant squared beam

French

Domaine(s)
  • Émission et réception radio
  • Installations de télécommunications

Spanish

Campo(s) temático(s)
  • Radiotransmisión y radiorrecepción
  • Instalaciones de telecomunicaciones
DEF

Haz estrecho vertical en forma de abanico en el que la intensidad de campo radiada en cualquier dirección dentro de una cierta gama angular es proporcional al cuadrado de la cosecante del ángulo superior o inferior al plano horizontal a través del origen del haz.

OBS

Este tipo de haz, utilizado en un equipo radar T-R común, proporciona intensidad de señal casi uniforme para los ecos recibidos desde objetos cercanos y lejanos en cualquier otro plano horizontal dentro de la dirección del haz.

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