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Free History Lesson on Radar technology Anyone?
Radar technology (RAdio Detection And Ranging) is a system that uses microwaves to detect and determine the position and speed of objects. The history of radar dates back to 1904 when radio waves were tried to detect distant objects. Since then, the evolution has been an escalation of construction methods and types of detection which can be summarized in 5 types:
Continuous wave (CW) doppler radar used for example by the police to detect speed
Pulse radar not used in free frequencies but only