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Moderators: carlson1, Keith B, Charles L. Cotton
Enhanced 911 gets them really close. Location data can also be sent from the phone to the PSAP if the PSAP is equipped to receive it. On most mobile phones, even if you turn-off the sharing of location data some devices will send it on E911 regardless of the phone setting.knotquiteawake wrote:Thats scary (Like in Big Brother is watching you kind of way). How exactly did they know he was at the Waffle House unless they had access to the GPS on the phone? Triangulating with the cell towers doesn't get you that close.
Fox hunting on ham radio with compasses and topo maps, and we were able to find hidden transmitters regularly.i8godzilla wrote:BTW: I was doing triangulation back in the 70s and early 80s with targets located thousands of miles away. We could get within 100m sometimes even closer depending on the number of locations that were able to report azimuth information. We even used single site location by determining the angle of the signal as it bounced off the ionosphere, using simple geometry we could locate within 50m.
Back when CBs had to get licenses, even they had "rabbit hunts" in cars all over Houston streets, before it became a fadjimlongley wrote:Fox hunting on ham radio with compasses and topo maps, and we were able to find hidden transmitters regularly.i8godzilla wrote:BTW: I was doing triangulation back in the 70s and early 80s with targets located thousands of miles away. We could get within 100m sometimes even closer depending on the number of locations that were able to report azimuth information. We even used single site location by determining the angle of the signal as it bounced off the ionosphere, using simple geometry we could locate within 50m.
I ran on a guy who had been shot in the head dealing drugs. There was a fist sized chunk of cerebrum on the concrete. I was actually assessing the others when he spoke! He was lucid, said he couldn't see and that his head hurtMiddle Age Russ wrote:No doubt he will be complaining about rotten luck. If he has any sense at all, he may come to the conclusion that this was a warning about the direction his life was headed and begin making better decisions.