Yes, I knew.
That's how it works. Its the only way it could work. Signals must be sent between the device and the satilite system so they always know the exact location of the GPS. Otherwise the GPS unit would never be able to tell you where you are or give you any usefull info.
"The time for war has not yet come, but it will come and that soon, and when it does come, my advice is to draw the sword and throw away the scabbard." Gen. T.J. Jackson, March 1861
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