Radar (Radar), a device radio is for observation, diagnosis or detection of objects and also measure some features of it to help the wave radio goes to work. The application of the primary radar and the location of Genesis and its growth in military and aviation industry has been. In industries, military, etc. the main role of a system of radars, supervision on a range, and detects the object, the movable, target tracking, and the extraction of characteristic such as distance, direction, speed, height, and size of the target. Radars, military applications, surveillance, etc., tracking, goal, guidance and navigation, and see from behind the barriers are made. Applications of civilian radar imaging systems, satellite, etc. steer the ship and aircraft, Meteorology, etc. traffic control and cars is smart.