Aviation English
Basic ATC

周波数変更許可とは？

周波数変更許可 ATC clearance for the pilot to leave the current frequency, typically when no further communication is required on that frequency.

Source: ICAO Doc 9432, FAA PCG

How is “周波数変更許可” Used in Practice?

センター：Cessna 45X、周波数変更許可します。良い一日を。

Certification Exam Relevance

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

Who Needs to Know This Term?

  • Pilots
  • Air Traffic Controllers
  • Cabin Crew

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Frequently Asked Questions

周波数変更許可とは？

ATC clearance for the pilot to leave the current frequency, typically when no further communication is required on that frequency.

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