gps accuracy comparison :GPS works through the signals the satellites transmit to earth. GPS receivers take in this information to calculate the user position by the method of triangulation. The GPS receiver needs signals from at least three satellites for this.
gps accuracy comparison:
The new generation of GPS receivers is very accurate on account of their multi-channel design. For instance Garmin has twelve parallel channel receivers that maintain strong links with the satellite network even among tall buildings or dense foliage. These receivers? average accuracy levels come up to within …