NASA's Ikhana, a modified General Atomics Aeronautical Systems MQ-9 Predator B, conducts engine run-up before a pre-dawn takeoff on the first test flight of the new ADS-B aircraft tracking technology on an unmanned aircraft system.
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NASA’s Ikhana, a modified General Atomics Aeronautical Systems MQ-9 Predator B, conducted engine run-up before a pre-dawn takeoff on the first test flight of the new Automatic Dependent Surveillance-Broadcast (ADS-B) Aircraft Tracking Technology on an unmanned aircraft system.March 15, 2012NASA Photo / Tony Landis
