Thread: M25 Speed cameras
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Old February 12th 08, 08:27 PM posted to uk.transport.london
Mr Thant Mr Thant is offline
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Default M25 Speed cameras
On 12 Feb, 14:10, "John Rowland"
wrote:
It doesn't give height, though. Is it hard for GPS to be used to determine
height above sea level?

A GPS receiver works by narrowing down your position in three-
dimensional space, so figuring out your altitude and figuring out your
location are inseparable.

U

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