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Japan to launch 3 electronic warfare units in East China Sea

Jamming sites will increase to eight as nation prepares for next-generation combat

Japan will bolster its ability to monitor and respond to Chinese military activity in the East China Sea. (Photo courtesy of the Japanese Maritime Self-Defense Force) 

TOKYO -- Japan will establish three electronic defense units on islands facing the East China Sea by March 2022, bolstering the country's ability to monitor and respond to Chinese military activity in the waters.

From communications and radar systems to infrared-guided missiles, armed forces rely heavily on electromagnetic waves. Japan's electronic defenses are designed to jam those signals by emitting waves of the same frequencies used by their opponents.

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