Aviation English
Basic ATC

Qu'est-ce que QNH ?

QNH The altimeter subscale setting that causes the altimeter to read elevation above mean sea level at an airfield. Used primarily below transition altitude.

Source: ICAO Doc 9432, FAA PCG

How is “QNH” Used in Practice?

Tour : Lufthansa 247, QNH 1016, autorisé à atterrir piste 25 droite.

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

Réglage altimétriqueRéglage de l’AltimètreAltimètre régléRéglage de l’altimètre par rapport à la pression au niveau de la mer

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Frequently Asked Questions

Qu'est-ce que QNH ?

The altimeter subscale setting that causes the altimeter to read elevation above mean sea level at an airfield. Used primarily below transition altitude.

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