Aviation English
Basic ATC

What is Squawk?

Squawk An instruction for a pilot to set a specific transponder code, enabling air traffic control to identify and track the aircraft on radar.

Source: ICAO Doc 9432, FAA PCG

How is “Squawk” Used in Practice?

Tower: Cessna 123AB, squawk 4721 and contact departure on 119.2.

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

IdentTransponder FailureRadar contactSquawk ident

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Frequently Asked Questions

What is Squawk?

An instruction for a pilot to set a specific transponder code, enabling air traffic control to identify and track the aircraft on radar.

Where can I learn this term for free?

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