There are actual demand for calibration of fixed errors before qualification flight test and during batch production and delivery of UAV-borne reconnaissance radar.In this paper,the commonly used calibration methods are analyzed firstly,based on which a universal dynamic calibration method is proposed.The method is verified throughout the entire scientific research and delivery test process of a UAV-bome reconnaissance radar.The pro-posed method has the advantages of simplicity,practicality,and high accuracy.It has high engineering application value.
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