GPS Tracking In The Trackless Land

Need a weekend project? [Cepa] wanted a GPS tracker that would send data out via LTE or the Iridium network. Ok, maybe that’s one for a very long weekend. However, the project was a success a…

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…

[Scott Manley] Explains GPS Jamming

We always think of [Scott Manley] as someone who knows a lot about rockets. So, if you think about it, it isn’t surprising he’s talking about GPS — after all, the system uses sate…

GPS At Any Speed

[Mellow_Labs] was asked to create a GPS speedometer. It seems simple, but of course, the devil is in the details. You can see the process and the result in the video below. We have to admit that he…

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…

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…

Mapping The Depths With An Autonomous Solar Boat

Ever look out at a pond, stream, or river, and wonder how deep it is? For large bodies of water that are considered navigable, it’s easy enough to pull up a chart and find out. But what if th…

Cosmic Ray Navigation

GPS is a handy modern gadget — until you go inside, underground, or underwater. Japanese researchers want to build a GPS-like system with a twist. It uses cosmic ray muons, which can easily p…

Handmade GPS Tracker Keeps An Eye On Adventurous Cats

One of the most convenient things about having cats is their independent lifestyle: most are happy to enjoy themselves outside all day, only coming back home when it’s time for dinner and a n…

Giving Your Pets A Digital Squeak

A pet tracker has a particularly grueling set of requirements: small, light, rugged, incredibly long battery life, safe for the pet, and cheap. [Mihai Cuciuc] was looking at the options and wasn&#8…

Repairing A Bike GPS With 3D Printing

We love hacks that keep gadgets out of the trash heap, and [Brieuc du Maugouër] has us covered with this 3D printable replacement mount he designed for his bike GPS. One of the most frustrating way…

Tiny GPS Logger For The Internet Of Animals

[Trichl] creates a tiny GPS logger, called ‘TickTag’, that was designed as an inexpensive location tracking option for animal studies. The low cost, tiny form factor, and large power de…

A RPI HAT For Synchronized Measurements

A team from the Institute for Automation of Complex Power System (ACS) at RWTH Aachen University have been working for a while on the analysis of widely distributed power systems. In a drive to mov…

Lawnmower Doesn’t Need A Base Station

A recent tour of an old WWII-era aircraft carrier reminded us how hard navigation was before the advent of GPS. It used to be the work of skilled people to sight the sun or the stars and use giant …

Around GPS In 100 Videos

Do you know what the IODC word in GPS data means? If so, great! If not, head over to see the 32nd of [Michel van Biezen’s] 100-part video series on GPS. You probably want to watch the other 3…

Knowing Your Place: The Implications Of GPS Spoofing And Jamming

Artificial satellites have transformed the world in many ways, not only in terms of relaying communication and for observing the planet in ways previously inconceivable, but also to enable incredib…

Low Power Mode For Custom GPS Tracker

GPS has been a game-changing technology for all kinds of areas. Shipping, navigation, and even synchronization of clocks have become tremendously easier thanks to GPS. As a result of its widespread…

Vacuum “Tube” Might Replace GPS One Day

GPS and similar satellite navigation systems changed everything. The modern generation is far less likely to have had to fold a service station map or ask someone for directions on the side of the …