PLA's J-11 fighter rumored to have upgraded avionics

China's mainstay J-11A jet fighter has been refitted with an upgraded avionics packages to warn of incoming missiles, according to a report published Friday by Shanghai-based news website New Outlook.

The web portal suggested that several protruding additions observed on either side of the fuselage and in front of the cockpit canopy, in photos released by China Military Online, a website sponsored by the People's Liberation Army, may be sensors for an ultraviolet band-based missile approach warning system.

The website said that similar protrusions on the aircraft's rear vertical stabilizers may also be avionics sensors, indicating the fourth-generation fighters are likely equipped with 360-degrees missile detection coverage.

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