Global Positioning System (GPS) navigation systems work by receiving signals from satellites, and that is not possible without some kind of antenna.The reason you usually do not see any sign of an antenna when you look at a GPS unit is that most of t.......
A GPS external antenna is a small hardware accessory that connects to a GPS receiver device to improve reception of satellite signals.
It is placed outside or where it has a clear view of the sky so your GPS device can pick up signals more reliably and quickly.
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