Add Yahoo as a preferred source to see more of our stories on Google. What 'rush hour' looks like in New York on the TCAS system. (Alamy) (aroundtheworld.photography) Authorities believe everyone on ...
Known as the Airborne Collision Avoidance System (ACAS) or Traffic Alert Collision Avoidance System (TCAS), it is a system designed to help increase cockpit awareness of neighboring aircraft and is ...
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