Basics of Air Traffic Control Communication

Service provided for the purpose of preventing collisions between aircraft, and on the manoeuvring area between aircraft and obstructions; and expediting and maintaining an orderly flow of air traffic.

Air Traffic Control (ATC) is an integral part of aviation. It ensures the safe and orderly movement of aircraft on the ground and in the air. Understanding ATC communication is crucial for anyone learning to operate a plane. This unit will cover the introduction to ATC, basic ATC terminology, and the phonetic alphabet and numbers used in aviation.

Introduction to Air Traffic Control

ATC is a service provided by ground-based controllers who coordinate the movement of aircraft. The primary purpose of ATC worldwide is to prevent collisions, organize and expedite the flow of air traffic, and provide information and other support for pilots when able.

ATC is divided into three main functions:

1. Tower Control: This controls the traffic on the runway and in the controlled airspace immediately surrounding the airport.
2. Approach and Departure Control: This controls aircraft within a 30-50 nautical mile radius of the airport and up to 17,500 feet in the air.
3. Area Control Centers (ACCs): These control the en-route traffic in a particular airspace.

Basic ATC Terminology

Understanding ATC terminology is crucial for effective communication. Here are some commonly used terms:

• Roger: I have received all of your last transmission.
• Wilco: I have received your message, understand it, and will comply.
• Standby: Wait and I will call you.
• Affirmative: Yes, or permission granted.
• Negative: No, or permission not granted, or that is not correct.

Phonetic Alphabet and Numbers

The phonetic alphabet is used in aviation to ensure clear communication. Each letter of the alphabet has a corresponding word:

• A - Alpha
• B - Bravo
• C - Charlie
• D - Delta
• E - Echo
• F - Foxtrot
• G - Golf
• H - Hotel
• I - India
• J - Juliet
• K - Kilo
• L - Lima
• M - Mike
• N - November
• O - Oscar
• P - Papa
• Q - Quebec
• R - Romeo
• S - Sierra
• T - Tango
• U - Uniform
• V - Victor
• W - Whiskey
• X - X-ray
• Y - Yankee
• Z - Zulu

Numbers are pronounced as follows:

• 0 - Zero
• 1 - One
• 2 - Two
• 3 - Three
• 4 - Four
• 5 - Five
• 6 - Six
• 7 - Seven
• 8 - Eight
• 9 - Niner

By understanding the basics of ATC communication, you can ensure clear and effective communication, which is crucial for safe and efficient flight operations.