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Advanced ATC

所需通信性能240

A globally standardized measure for communications capability, latency, and integrity in airspace—‘240’ indicates message transaction time ≤240 seconds (ICAO Doc 9869).

Quick answer: A globally standardized measure for communications capability, latency, and integrity in airspace—‘240’ indicates message transaction time ≤240 seconds (ICAO Doc 9869).

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Quick answer

A globally standardized measure for communications capability, latency, and integrity in airspace—‘240’ indicates message transaction time ≤240 seconds (ICAO Doc 9869).

Why it matters

所需通信性能240 matters because it supports clear communication in Advanced ATC contexts for Pilots, Air Traffic Controllers, and Cabin Crew. It also connects to aviation training and exam language such as ICAO Level 4, ICAO Level 5, ICAO Level 6, and EASA FCL.055.

Editorial context

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Questions and answers

Questions and answers

What is 所需通信性能240?

In this glossary, 所需通信性能240 refers to: A globally standardized measure for communications capability, latency, and integrity in airspace—‘240’ indicates message transaction time ≤240 seconds (ICAO Doc 9869).

How is 所需通信性能240 used in aviation?

In aviation communication, this term appears in contexts such as: "我们的航班符合北大西洋运行所需的通信性能240。"

Why does 所需通信性能240 matter in aviation?

所需通信性能240 matters because it supports clear communication in Advanced ATC contexts for Pilots, Air Traffic Controllers, and Cabin Crew. It also connects to aviation training and exam language such as ICAO Level 4, ICAO Level 5, ICAO Level 6, and EASA FCL.055.

Who uses 所需通信性能240?

所需通信性能240 is mainly used by Pilots, Air Traffic Controllers, and Cabin Crew.

What category does 所需通信性能240 belong to?

In this glossary, 所需通信性能240 is grouped under Advanced ATC. Related pages in this category explain adjacent procedures, commands and operational concepts.

Where does this definition come from?

This definition is sourced from ICAO Doc 9432, FAA PCG and published by Protermify Aviation as a static aviation reference page.

Definition

A globally standardized measure for communications capability, latency, and integrity in airspace—‘240’ indicates message transaction time ≤240 seconds (ICAO Doc 9869).

Operational example

Our flight meets Required Communications Performance 240 for North Atlantic operations.

Localized term

所需通信性能240

Localized example

我们的航班符合北大西洋运行所需的通信性能240。

Definition language

English reference definition

Source

ICAO Doc 9432, FAA PCG

Category

Advanced ATC

Exam relevance

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

Target audience

  • Pilots
  • Air Traffic Controllers
  • Cabin Crew

Related terms

Use the related links below to continue through connected aviation terminology.

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