External Antennas for your GPS

External antennas have been available for GPS units for a long time.  Ten years ago, it was a good addition to your GPS because the external antenna had a higher gain than the one internal to your GPS.  I remember using my old Garmin Streetpilot 2720 and needed to add an antenna to it because that silly little hockey stick shaped stub was not strong enough to pull in the satellites.  Over the years that has changed and people now use external antennas because they would like to keep the GPS where it cannot see the sky.  For instance, there are people … Read more…