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HAL Light Combat Helicopter

Engine exhaust Infra-Red Suppression Systems (IRSS) improve the susceptibility of aircraft to IR guided missiles by reducing missile lock-on range and enabling the optimal performance of IR jammers and flares.

For the LCH, Davis used a low backpressure ejector and upturned film cooled tailpipe integral to the platform to provide significant protection from both old and current generation heat seeking MANPAD threats.