frequency clearance

  • 21Airport — For other uses, see Airport (disambiguation). Pulkovo Airport in Saint Petersburg, Russia (2005) …

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  • 22Controller Pilot Data Link Communications — (CPDLC), also referred to as Controller Pilot Data Link (CPDL), is a method by which air traffic controllers can communicate with pilots over a datalink system. Contents 1 Necessity 2 Use of CPDLC 3 Implementation …

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  • 23Les Earnest — Lester Donald Earnest was born in the United States on December 17, 1930. He began his career as a computer programmer in 1954 during a stint as a U.S. Navy Aviation Electronics Officer Digital Computer Project Officer at Naval Air Development… …

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  • 24Wave radar — Ocean surface waves can be measured by several radar remote sensing techniques. Several instruments based on a variety of different concepts and techniques are available to the user and these are all often called wave radars. This article (see… …

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  • 25Abkürzungen/Luftfahrt/S–Z — Dies ist der fünfte Teil der Liste Abkürzungen/Luftfahrt. Liste der Abkürzungen Teil 1 A A Teil 2 B–D B; C; D Teil 3 E–K E; F; G; H; I; J; …

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  • 26Anexo:Abreviaturas aeronáuticas y aeroespaciales — Un glosario de abreviaturas usadas en relación a la aeronáutica y la astronáutica, en orden alfabético. Contenido A B C D E F G H I J K L M N Ñ O P Q R S T U V W X Y Z A …

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  • 27Alternative theories of the bombing of Pan Am Flight 103 — suggest that Abdelbaset Ali Mohmed Al Megrahi, a Libyan agent who was convicted on 270 counts of murder for the bombing of Pan Am Flight 103, may actually be innocent. At the end of the Pan Am Flight 103 bombing trial an international observer… …

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  • 28Demining — Colombian soldier minesweeping. Demining or mine clearance is the process of removing either land mines, or naval mines, from an area, while minesweeping describes the act of detecting of mines. There are two distinct types of mine detection and… …

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  • 29Optical fiber — A bundle of optical fibers A TOSLINK fiber optic audio c …

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  • 30Tenerife airport disaster — Tenerife disaster (KLM Flight 4805 and Pan Am Flight 1736) CGI rendering of KLM Flight 4805 immediately before it collided with Pan Am Flight 1736. Accident summary …

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