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>The Northrop Tacit Blue was a technology demonstrator aircraft created to demonstrate that a low-observable stealth surveillance aircraft with a low-probability-of-intercept radar (LPIR) and other sensors could operate close to the forward line of battle with a high degree of survivability.
>one day during a radar cross-section pole test of a scale model tacit blue apeared clearly on the radar
>the technicians couldnt figure out why this had happened and every inch of the aircraft was examined in detail whenever its signature difered slightly from calculations
>this time however the reason was an owl standing on it