What is radar in microwave?

system or technique for detecting the position, movement, and nature of a remote object by means of radio waves reflected from its surface . Although most radar units use microwave frequencies, the principle of radar is not confined to any particular frequency range.

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What are 3 uses of radar?

Radars today are used to detect and track aircraft, spacecraft, and ships at sea as well as insects and birds in the atmosphere; measure the speed of automobiles; map the surface of the earth from space; and measure properties of the atmosphere and oceans.

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What is pulsed radar used for?

Applications. Pulse radars are designed mainly for long distances . The main application is still the military area. Other applications include air traffic control, weather observation (especially precipitation radar) as well as the satellite-based remote sensing of the earth’s surface.

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How far can radar detect?

This permits target detection at distances from about 500 to 2,000 nautical miles (900 to 3,700 km) . Thus, an HF over-the-horizon (OTH) radar can detect aircraft at distances up to 10 times that of a ground-based microwave air-surveillance radar, whose range is limited by the curvature of the Earth.

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