Navizon is a software-only wireless positioning system that triangulates signals broadcasted from Wi-Fi access points and Cellular towers to help the users find their way in most major metropolitan areas worldwide.
Information on what WAAS is and the benefits it has on GPS use.
With this online tool you enter GPS coordinates and it converts it to Decimal Degrees, Degrees, Minutes & Seconds, Latitude/Longitude, UTM and also displays location on Google map!
GPS Tracklog offers GPS reviews, news, tips and tricks from the author of GPS Mapping - Make Your Own Maps. It is an excellent site to keep up to date on all things GPS related!
A great article on the Global Positioning System from the fine folks over at Geocachers of the Bay Area.
A document from Garmin explaining what GPS is, how it works and some sources of errors.
Magellan is a leader in the consumer, survey, GIS and OEM GPS navigation and positioning markets. Recognized as an industry innovator, Magellan is the creator of the award-winning Magellan RoadMate series portable car navigation systems and the Magellan eXplorist outdoor handheld navigation devices.
Information, Frequently Asked Questions (FAQ) and Issues List for the Garmin Oregon outdoor touch screen GPS.
GpsPasSion aims to share news, reviews, thoughts and personalized assistance and discounts via the GpsPasSion Club on GPS Systems and Navigation Software for mobile platforms.
This online utility allows you to grab (or "scrape") GPS Coordinates from any web page, then download them as a LOC file into your mapping software and your GPS receiver.