F-22 testing focuses on weapon bay

The focus of flight tests of the Lockheed Martin/Boeing F-22 Raptor have been switched to acoustic and load tests of the weapon bays. This follows the initial expansion of the flight envelope to speeds above 560kt (1,040km/h) and altitudes "higher than 50,000ft [15,250m]" says Lockheed Martin F-22 chief test pilot ...

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