Why didn't passengers phone for help? Most probably didn't realize anything was wrong

"At 3,000 feet (about 915 metres), you can make a call, but go much higher and you can basically forget about that," says Wouter Pelgrum, an assistant professor of electrical engineering at Ohio University.

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Bibliographic Details
Published inToronto star
Main Author Wise, Jeff
Format Newspaper Article
LanguageEnglish
Published Toronto, Ont Torstar Syndication Services, a Division of Toronto Star Newspapers Limited 19.03.2014
Subjects
R&D
Research & development
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Summary:"At 3,000 feet (about 915 metres), you can make a call, but go much higher and you can basically forget about that," says Wouter Pelgrum, an assistant professor of electrical engineering at Ohio University.
ISSN:0319-0781