TCAS

How It Works: TCAS II

For the past 30 years, aviation has benefited from traffic collision avoidance systems (TCAS) installed in large airplanes. The newest version of this safety technology, TCAS II, provides aural and visual warnings to pilots as well as resolution advisories instructing, for example, one airplane to climb and another to descend to avoid a midair collision. […]

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Pilot in aircraft
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