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. 2015 Mar 27;10(3):e0121279. doi: 10.1371/journal.pone.0121279

Fig 2. Pilot’s interaction with the FCU.

Fig 2

The participants controlled the flight simulator from the pilot’s seat. The red rectangle corresponds to the FCU used to set the autopilot with four control knobs, according to ATC clearances (speed, heading, altitude, and vertical speed selection).