Operational usage and importance of instrument landing system (ILS) Ersin Öktemer1*, Elif Eren Gültekin2
ILS The Instrument Landing System (ILS) provides an approach path for exact alignment and descent of an aircraft on final approach to a runway The basic components of an ILS are the
![navigation - What are outer marker horizontal dimensions at 3 degrees ILS path? - Aviation Stack Exchange navigation - What are outer marker horizontal dimensions at 3 degrees ILS path? - Aviation Stack Exchange](https://i.stack.imgur.com/SUePg.gif)