Aviation English
Cabin Safety

昼夜信号弾とは？

昼夜信号弾 A pyrotechnic signaling device that can be used in both daylight and darkness, included in survival kits for attracting the attention of rescuers.

Source: ICAO Doc 9432, FAA PCG

How is “昼夜信号弾” Used in Practice?

昼夜信号弾は、捜索隊や航空機と視認できた場合のみ発射してください。

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

ホイッスル信号用ミラーサバイバルビーコンシグナルスモーク

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Frequently Asked Questions

昼夜信号弾とは？

A pyrotechnic signaling device that can be used in both daylight and darkness, included in survival kits for attracting the attention of rescuers.

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