All very good points and all the more reason to carry and EPIRB if you travel in out of the way places. Of course, the entity performing a search probably has to know that a traveler is EPRIB capable to be able to locate the signal. With mariners, it is probably safely assumed that offshore sailors are EPRIB equipped. On 12/7/06, Loren Busch <starwagen@gmail.com> wrote: > > RE: GPS and cell phones > All cell phones and cell phone systems are now supposed to have GPS > capability BUT all the GPS capable phones I have seen also have the option > to turn the GPS signal off except for 911 calls. And a cell phone can only > be tracked if it is turned on. > But a cell phone only works if it has a connection to a cell antenna. In > the case of the Kims they had no connection. But their phone did receive a > text message and acknowledged that, refereed to as a 'ping' by those that > hunted through records and found the record of that signal. That put the > searchers in the right area. Prior to that the search was many miles away. >
-- mordo 1990 Carat |
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