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From Citizendium, the Citizens' Compendium

Parent topics

• Radar [r]: A contraction of radio direction and ranging, used for detecting and tracking targets, navigation, imagery, and special applications. [e]
• Sonar [r]: A contraction of sound navigation and ranging, formally includes the active mode in which a pulse goes out and a receiver measures the echo. Also includes hydrophones or passive, listen-only systems. [e]

Subtopics

Other related topics

• Bistatic [r]: Add brief definition or description
• Modulation [r]: Add brief definition or description
• Radar MASINT [r]: Add brief definition or description
• Stealth [r]: The popular term for a collection of techniques that make a military vehicle (air, space, land, sea, or undersea) hard to detect and harder to direct weapons against [e]
• Time synchronization [r]: Add brief definition or description