Scott Amyx interviewed on the best pet tracker buying guide. If you live in an area with poor reception, consider GPS alternatives. If you live in a GPS or cellular deadzone, GPS may not be the tech you’re looking for. Other options, like Radio Frequency or Bluetooth trackers, can bypass the need for your phone to connect with a cell tower or satellite. Trackers that use Radio Frequency (RF) are often advertised as being more light-weight than GPS trackers — but they also have a shorter range…