On 09/06/2011 18:49, Robert Schaefer wrote:
> see:
>
>    http://abcnews.go.com/Blotter/safe-cellphone-plane/story?id=13791569&page=2
>
>    "Dave Carson of Boeing, the co-chair of a federal advisory committee that investigated the problem of electronic interference from portable devices, says that PEDs radiate signals that can hit and disrupt highly sensitive electronic sensors hidden in the plane's passenger area, including those for an instrument landing system used in bad weather."
>
>

If that's true, it should ground the fleet. What's the probability of a 
passenger ignoring the order to switch off their PEDs?

What does the safety case say? Why isn't it in the public domain?

Martyn