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Cellphones don’t interfere with airplane navigational equipment, and leaving cellphones...

Cellphones don’t interfere with airplane navigational equipment, and leaving cellphones on during takeoffs and landings cannot crash airplanes, CellAntenna CEO Howard Melamed said in a written statement. “If this were truly the issue, we would know about it,” he said.…

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“It’s ridiculous that Flight Attendants, who are not engineers, and have no knowledge of engineering make-up of planes, tell passengers to turn off their cell phone because it interferes with navigational equipment. It frightens passengers and it is unnecessary. If the FAA was right, and cell phones were dangerous, why would they even allow them on airplanes?” There are good reasons to power a phone down, he said: “It’s almost impossible to make a call above 3500 feet, let alone at cruising altitude,” and the phone on “will ultimately only drain battery as it tries to reach a tower with which it cannot communicate."