Aftab Gilani on Twitter: "Instrument Landing System(ILS) comprises localizer,Glide slope,TDME or Marker beacons. Localizer gives centre line to acft ;glide slope provides glide path(3deg);marker beacons give distance from Runway ILS helps acft
Calicut Airport - Glide slope (GS) or glide path (GP) A glide slope station uses an antenna array sited to one side of the runway touchdown zone. The GS signal is transmitted
![FAA chooses ground-based aviation navigation antennas from dB Systems for airspace infrastructure | Military Aerospace FAA chooses ground-based aviation navigation antennas from dB Systems for airspace infrastructure | Military Aerospace](https://img.militaryaerospace.com/files/base/ebm/mae/image/2017/04/content_dam_mae_online_articles_2017_04_glideslope_antenna_27_april_2017.png?auto=format,compress&fit=fill&fill=blur&w=1200&h=630)
FAA chooses ground-based aviation navigation antennas from dB Systems for airspace infrastructure | Military Aerospace
![File:JASDF CH-47J(LR)(37-4489) glide slope antenna at Kasuga Air Base November 25, 2017.jpg - Wikimedia Commons File:JASDF CH-47J(LR)(37-4489) glide slope antenna at Kasuga Air Base November 25, 2017.jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/d/d7/JASDF_CH-47J%28LR%29%2837-4489%29_glide_slope_antenna_at_Kasuga_Air_Base_November_25%2C_2017.jpg)