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Top Terms > Communication and control > Control > Navigation > Navigational aids > Navigational aids specific to a craft or vehicle > Aircraft navigational aids > Landing aids > Glide path systems

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Glide path systems (Dcnsybmg)

Sustained forward flights in which speed is maintained only by the loss of altitude. Also, ILS (instrument landing system) navigation facilities in the terminal area electronic navigation system providing vertical guidance for aircraft during approach and landing by radiating a directional pattern of UHF radio waves modulated by two signals which, when received with equal intensity, are displayed by compatible airborne equipment as an ON-PATH indication. (Source: AASHTO Glossary)
Use For
Glide paths
Glide slope
Broader Term
Landing aids (Dcnsybm)
Related Terms (Hierarchical)
All weather landing systems (Dcnsybmc)
Instrument landing systems (Dcnsybmj)
Microwave landing systems (Dcnsybmm)