Re: building electronics beacon for survival

On Tue, 19 Dec 2006 10:11:14 -0700, Jim Thompson <To-Email-Use-The-Envelope-Icon@xxxxxxxxxxxxxxx> wrote:

Maybe they have an air-mobile CP relay on the rescue aircraft?

Modern cell phones are required to have GPS capability for 9-1-1
location.
No they don't. They'd be 4 times bigger if they had a GPS
receiver. Perhaps you're thinking of cell tower triangulation.






Around here they offer "track your teenager", so the technology
already exists.

...Jim Thompson
.

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