The object-detection system, which is used to find the velocity, range, and angle of the objects with the help of radio waves is called the radar. The detection of weather formations, aircrafts, guided missiles, terrain, spacecrafts, motor vehicles, etc. is made easy by radar technology. Some of the methods and principles used in this technology are Doppler effect, polarization, illumination, reflection, etc. The book studies, analyses and upholds the pillars of radar technology and its utmost significance in modern times. The topics included in it are of utmost significance and bound to provide incredible insights to readers. Those in search of information to further their knowledge will be greatly assisted by this textbook.