Simplified directional facility
id:
simplified-directional-facility-179-17930566
title:
Simplified directional facility
text:
Simplified directional facility (SDF) is a localizer-based instrument non-precision approach to an airport, which provides final approach course similar to instrument landing system (ILS) and localizer type directional aid (LDA) approaches, although not as precise. The SDF signal is fixed at either 6 or 12 degrees, as necessary to provide maximum flyability and optimum course quality. Unlike an ILS, an SDF does not provide vertical guidance in the form of a glideslope. The SDF course may or may
brand slug:
wiki
category slug:
encyclopedia
description:
Aircraft approach
original url:
https://en.wikipedia.org/wiki/Simplified_directional_facility
date created:
2007-04-10T07:38:45Z
date modified:
2024-09-05T03:24:29Z
main entity:
{"identifier":"Q7520943","url":"https://www.wikidata.org/entity/Q7520943"}
image:
fields total:
13
integrity:
15