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microwave landing system
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microwave landing system

Also known as: MLS
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Quick Summary

The Microwave Landing System (MLS) is an advanced electronic guidance system designed to assist aircraft in landing, particularly in low-visibility conditions. Unlike the older Instrument Landing System (ILS), the MLS utilizes modulated wavelengths of about one centimeter.1

Key features of the MLS include:
* Dynamic Beams: It employs one beam that sweeps side-to-side and another that sweeps up and down.1
* Flexible Approach: This dynamic beam geometry allows airplanes to follow various descent angles and execute curved or segmented trajectories, offering greater flexibility than the fixed approach paths of the ILS.1

Several MLS installations have been implemented at commercial airports globally.1

Summary created from Britannica articles using AI. AI can make mistakes, so verify using Britannica articles.
4 Britannica Sources
  1. instrument landing system
  2. navigation - Radio-beam systems
  3. instrument landing system
  4. MLS

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