When we recently took delivery of a test vehicle and attached a GPS device to the windshield, the fleet manager expressed surprise, saying he hadn’t seen such a device in a long time. This led to the question of why a smartphone with a navigation app isn’t sufficient, prompting this article.
Those of us who travel to remote locations where cellphone signal is poor or unavailable can still benefit from dedicated GPS devices that connect more reliably and more frequently to the satellite network than a smartphone.
New smartphones indeed have a built-in GPS chip that can receive satellite signals, and there are even phones like the latest iPhone 14 that can send emergency messages via the satellite network, although
