Development
Sponsored since October 2000 by General Dynamics, the X-BW (Experimental Box Wing) Devil Ray is a small-scale TUAV built as a vehicle for flight testing various UAV payloads under development by that company. It was inaugurated by Colorado University in March 2000 as a UCAV feasibility testbed, with particular regard to remote payload delivery and autonomous operation. A one-tenth-scale model was tested in the Kansas University wind tunnel in November 2000, shortly after construction of the flying prototype had begun. Taxi trials began on 7 December 2001, and the first flight was made on 15 April 2002 from the El Mirage dry lakebeds in California. This aircraft was unfortunately destroyed in a crash two days later, but a second prototype was later completed and flown. A full-size Devil Ray was seen by its designers as a concept for a multirole naval UAV, similar in size to the S-3 Viking and undertaking such missions as reconnaissance, EW, ASW, SEAD and light strike. Weapons could be carried both internally and on external hardpoints.
Here is why the Devil Ray (codename "Ginger" at Colorado University) has not been seen much:
"April 15-17, 2002 - Flight testing of the X-BW Devil Ray, El Mirage dry lakebeds, California. On April 17, the XBW Devil Ray crashed and was destroyed."
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