Aviation English
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VHF無線機1不作動とは？

VHF無線機1不作動 Primary VHF radio channel 1 is not functional, requiring use of alternate radio or backup for ATC communications.

Source: ICAO Doc 9432, FAA PCG

How is “VHF無線機1不作動” Used in Practice?

VHF無線機1が不作動のため、ATC連絡にはVHF2へ切替。

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

超短波無線モニター高周波無線空調パック不作動

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Frequently Asked Questions

VHF無線機1不作動とは？

Primary VHF radio channel 1 is not functional, requiring use of alternate radio or backup for ATC communications.

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