Northrop Grumman
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Countermeasure Systems Guard Against IR Threats

July 12, 2021
The LAIRCM system automatically detects incoming missiles with IR guidance systems and fires a high-power laser beam at the IR seeker.

As part of an existing indefinite-delivery, indefinite-quantity (IDIQ) contract, Northrop Grumman Corp. has been awarded $146 million by the U.S. Air Force for additional Large Aircraft Infrared Countermeasure (LAIRCM) systems to protect against infrared (IR) guided missiles. The LAIRCM systems will be added to U.S. and international fixed-wing and rotary-wing aircraft, including C-5, C-17, C-130J, CH-53K, and P-8 aircraft, to warn and protect against incoming missiles with IR seeker systems.

“Northrop Grumman has been protecting U.S. Air Force platforms from missile threats for more than 25 years,” said Bob Gough, vice-president, navigation, targeting, and survivability for Northrop Grumman. “We remain steadfast in our commitment to delivering advanced aircraft survivability systems that help ensure aircrews make it home safely.” The company’s LAIRCM and new Common Infrared Countermeasure (CIRCM) systems are installed on 85 different types of aircraft and more than 1500 aircraft total, providing detection, tracking, and jamming of incoming IR-equipped threats. Protection is provided by directing a high-power laser beam (see the figure) into the eye of a missile’s IR seeker system.

About the Author

Jack Browne | Technical Contributor

Jack Browne, Technical Contributor, has worked in technical publishing for over 30 years. He managed the content and production of three technical journals while at the American Institute of Physics, including Medical Physics and the Journal of Vacuum Science & Technology. He has been a Publisher and Editor for Penton Media, started the firm’s Wireless Symposium & Exhibition trade show in 1993, and currently serves as Technical Contributor for that company's Microwaves & RF magazine. Browne, who holds a BS in Mathematics from City College of New York and BA degrees in English and Philosophy from Fordham University, is a member of the IEEE.

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