There's no need to rely on your smartphone or smartwatch for navigation. We rounded up the best handheld GPS devices for ...

using data from multiple sources for superior coverage and detail Digital topography equivalent to 1:24,000 scale U.S. Geological Survey maps Shows thousands of routable roads and trails with turn ...

In deep waters, seismic vessels tow seismic cables, known as streamers, which contain devices called hydrophones used for detecting reflected energy ... In shallow waters, both the land and the marine ...

Whether you want to check your path or have access to emergency capabilities, these handheld GPS units have you covered. Molly Harris is a freelance travel writer and former design editor.

Description: The Mark VIIE is a sleek, hand-held target locator that can accurately identify enemy positions and locations during the day or at night. The system has ...

That’s what [middelbeek] did with his $25 GPS device. He managed to find a few good deals on electronics components online, including and Arduino Uno, a GPS module, and a TFT display.

However, after using the Blue Tees Ringer GPS handheld for the last six weeks, I was quickly reminded why some of the best ...

This publication provides a worldwide survey of public and private fusion devices with experimental and demonstration designs, which are currently in operation, under construction or being planned. It ...

You can save lives with a reliable GPS, especially during night-time sailing or navigating to unknown marinas. GPS devices come in three different styles: handheld, portable, and dash-mounted. They ...

Similar to handheld GPS devices, they provide a direct and reliable means of staying connected in areas with limited or no cell phone coverage. They can keep you safe and even potentially save ...

I started playing decades before rangefinders, handheld GPS devices, GPS watches and smart cart screens showed up on the fairways. So although I find the technology compelling, it’s almost ...

Thankfully, we’ve come a long way since the 8-bit generation, and modern portable games machines range from amazing hybrid consoles, handheld PCs, tablets to smartphones. Because the devices ...