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What is Very High-Frequency Radio 1 Inoperative?

Very High-Frequency Radio 1 Inoperative 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 “Very High-Frequency Radio 1 Inoperative” Used in Practice?

VHF radio 1 inoperative, switching to VHF 2 for ATC contact.

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

What is Very High-Frequency Radio 1 Inoperative?

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

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