Aviation English
Aircraft Systems

What is automatic dependent surveillance–broadcast?

automatic dependent surveillance–broadcast A surveillance technology in which aircraft broadcast position and flight data, allowing real-time tracking by ATC and other aircraft.

Source: ICAO Doc 9432, FAA PCG

How is “automatic dependent surveillance–broadcast” Used in Practice?

Automatic Dependent Surveillance–Broadcast signal lost, advising ATC and reverting to radar separation.

Certification Exam Relevance

ICAO Level 4ICAO Level 5ICAO Level 6EASA FCL.055

Who Needs to Know This Term?

  • Pilots
  • Air Traffic Controllers
  • Cabin Crew

Related Aviation English Terms

Radar contactAutomatic Dependent Surveillance Broadcast OutAutomatic Dependent Surveillance ContractAutomatic Dependent Surveillance Broadcast In

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Frequently Asked Questions

What is automatic dependent surveillance–broadcast?

A surveillance technology in which aircraft broadcast position and flight data, allowing real-time tracking by ATC and other aircraft.

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