Instrument Landing System - Electrical e-Library.com
Energies | Free Full-Text | Assessment of Training Aircraft Crew Exposure to Electromagnetic Fields Caused by Radio Navigation Devices
ATPL Theory - Marker Beacons Marker Beacons are stations on the ground. When you fly overhead they will let you know by means of a visual or a sound (can be both).
Marker beacons. Can't pick up signal. Sim10 beta is the problem - Aviation, Navigation, Communication - Microsoft Flight Simulator Forums