ILS Specifications | How ILS Works | Localizer Sensitivity
The ILS is one of the most common types of instrument approaches. There are somethings that are standard among all ILS approaches, such as the width of the localizer signal at the runway threshold, and some things which vary depending on a number of factors such as runway length, glideslope intercept altitude, etc. Let's have a look at what the FAA wants you to know about ILS for the Knowledge Test
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