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Old April 29th 08, 04:16 PM posted to uk.transport.london
Mr Thant Mr Thant is offline
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First recorded activity at LondonBanter: Mar 2007
Posts: 973
Default How GPS works (was Bus Information Signs)

On 29 Apr, 15:16, Tom Anderson wrote:
Anyway, the electronics bods have worked it all out!


Well mine doesn't seem to do anything clever (it's a few generations
old Garmin). It shows which channels its tuned into and fresh out of
the box it'll cycle betweeen 1-12, 13-24, 25-36*, until it finds at
least one satellite, then it starts whittling.

U

(* not sure if it goes up to 36, and not sure what the channels
correspond to exactly)

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