I.E.
Are they programmed to calculate the correct speed on grades?
A 1:10 grade would represent a significant error if the GPS was simply using a 2d map for the calculation.
Do typical sat-navs/GPS speedos use a 2d calculation or a true 3d one?
Are they programmed to calculate the correct speed on grades?
A 1:10 grade would represent a significant error if the GPS was simply using a 2d map for the calculation.
Do typical sat-navs/GPS speedos use a 2d calculation or a true 3d one?