Quote:
Originally Posted by big bob
You need to be on the Nevada Salt Flats with nothing between you and the horizon in every direction to see all 12 satellites. 3 Are needed for a 2D fix, 4-5 for a 3D fix, and after that each satellite reduces the error in the fix and tracking by up to 25%.
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Regardless of how many satellites are above the horizon, the MK IV only has 8 channels, so anything more than that is ignored. And it always says 8 are visible. In this picture:
the almanac says that #14 is above the horizon, but there is no signal from it.