Image:Radarops.gif

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Principle of radar: The radar emits a burst of energy (green). If the energy strikes an object (rain drop, bug, bird, etc), the energy is scattered in all directions (blue). A small fraction of that scattered energy is directed back toward the radar.

Principe du radar: émission d'une impusion dònde radaio très intense mais brève, l'énergie frappe une cible et un petite portion de l'énergie est retournée au radar.

Source: from NOAA web site

Public domain This image is in the public domain because it contains materials that originally came from the U.S. National Oceanic and Atmospheric Administration, taken or made during the course of an employee's official duties.

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Date/Time Dimensions User Comment
current 13:54, 18 October 2006 304×157 (16 KB) Pierre cb (Principle of radar: The radar emits a burst of energy (green). If the energy strikes an object (rain drop, bug, bird, etc), the energy is scattered in all directions (blue). A small fraction of that scattered energy is directed back toward the radar. Pri)
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