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Radar Altimeters and Their Importance to Aerospace

The History of Radar Altimeters

What are Altimeters? According to Britannica, an altimeter is an instrument that “measures the altitude of the land surface or any object.” Thus, these devices can measure the distance of an aircraft to the ground and have two variations. The first is a pressure altimeter, which determines the approximate altitude above sea level by measuring atmospheric […]

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