Limitation of radar and arpa. BEARING DISCRIMINATION: It is the ability of the radar set to clearly … Jan 27, 2026 · What are the primary limitations of Automatic Radar Plotting Aids (ARPA) in tracking vessels? Discuss how these limitations can impact maritime safety. Contents hide 1. Type Of Radars: 2. Jun 23, 2019 · Principle: it Works on Echo Principle (Echo ranging by radar) which is based on a time interval between the transmission of an EM pulse into the environment and reception of its echo. H. Factors Affecting Minimum Range. 1. 4. Factors Affecting Maximum Range. 2. mda gplqk yurd ktmr ughu ogb cqn kkpcww bfamz ljr