One of the more interesting facets of GPS is that, at least from the receiver’s point-of-view, it’s a fairly passive system. All of the information beamed down from the satellites is out in ...

GPS receivers may be available for well under $100 these days, but what’s the fun in buying one when you can build it yourself? According to [Andrew], the creator of this device, he was inspired ...

This article was updated in January 2025 with new products and information. Car GPS trackers have come a long way from simply pinpointing your vehicle's location. Today, these devices deliver a ...