Last Updated
：2025/11/21
passive radar
Noun
uncountable
Japanese Meaning
受信専用のレーダーで、周囲のラジオ信号を利用して探索、追跡、監視、識別、誘導、及び地図作成を行う装置
Quizzes for review
A receive-only radar that uses ambient radio signals for search, tracking, surveillance, identification, guidance and mapping.
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passive radar
The research team installed a passive radar along the coast to detect low-observable vessels without transmitting any signals.
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The research team installed a passive radar along the coast to detect low-observable vessels without transmitting any signals.
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