Description of R.A.E.-Thorn visual landing aid adopted as international standard by Int Civil Aviation Organization; details of optical system of 2-color indicator and construction of unit; each of basic units contains 3 light sources and reflectors, focused and aligned so as to achieve maximum intensity of beam through slit at front; results of evaluation of 5 different visual glide path indicators by FAA Bur of Research and Development at Nat Aviation Facilities Experimental Center, Atlantic City, NJ.
Visual approach slope indicator
Aircraft Eng
Aircraft Engineering ; 34 , n 398
1962
2 pages
Aufsatz (Zeitschrift)
Englisch
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