Spy Tech: The GPS Numbers Station
We’ve talked before about number stations — mysterious shortwave transmitters repeating numbers, presumably for clandestine purposes. But, of course, the mere fact that they are unusual…
Broadcasting GPS On The Local Network To Help Geoclue Find You
Rather than having users go through the inconvenience of having to punch in their current location, an increasing number of applications and websites use location services that can pin-point the cu…
Broadcasting GPS On The Local Network To Help Geoclue Find You
Rather than having users go through the inconvenience of having to punch in their current location, an increasing number of applications and websites use location services that can pin-point the cu…
Misleading GPS, Philosophy Of Maps, And You
The oft-quoted saying “all models are wrong, but some are useful” is a tounge-in-cheek way of saying that at some level, tools we use to predict how the world behaves will differ from r…
A Homebrew GPS Correction System For DIY Land Surveying
For those of you rushing to the comment section after reading the title to tell [Ben Dauphinee] that his DIY land surveying efforts are for naught because only a licensed surveyor can create a lega…
Building A GPS Receiver From The Ground Up
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 ou…
Designing A PCB GPS Antenna From Scratch
These days, when it comes to GPS devices the antenna is typically part of the package. But what better opportunity for [Pepijn] to learn how to make a GPS antenna from scratch for a badge add-on? A…
Designing A PCB GPS Antenna From Scratch
These days, when it comes to GPS devices the antenna is typically part of the package. But what better opportunity for [Pepijn] to learn how to make a GPS antenna from scratch for a badge add-on? A…
Ordering Pizza While Racing
As [Matt Stele] prepared to bike a local 300-mile (~480km) race in addition to training, he had to prepare for food. A full day of riding was ahead on gravel trails, and one of the best options for…
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Andro Abhi