Airborne collision avoidance system

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Term airborne collision avoidance system
Status


Mandatory for


Contexts


Categories
Synonyms


Related entries

Traffic Alert and Collision Avoidance System

Broader term


Narrower term


Abbreviation

ACAS

Definition

An aircraft system based on secondary surveillance radar (SSR) transponder signals which operates independently of ground-based equipment to provide advice to the pilot on potential conflicting aircraft that are equipped with SSR transponders.

Definition Source

ICAO (2006) Official definition taken from doc. PANS-OPS/I Procedures for Air Navigation Services — Aircraft Operations — Flight Procedures [Doc 8168/I] 2006

Note