Why Own A Handheld GPS Unit
Do you like to hike and travel. do you like to go places where few other have gone before. Then handheld GPS is for you. Never get lost again with a handheld GPS. With hand held GPS you'll never loose that great fishing spot you just found. Handheld GPS offers you the ability to find your way around when you normally would get lost. So if you are the outdoor adventurer type then handheld GPS is perfect for you.
What Is Handheld GPS
Simply put, handheld GPS offers you similar functionality as those found in cars. The higher end handheld GPS even offer MP3 palyers and two way communication. Although handheld GPS is similar to GPS units found in cars there are a few significant differences. First handheld GPS is built for more wear and tear associated with rugged outdoor use. Handheld GPS is battery powered and has a limited use time unless recharged. However, some handheld GPS do have solar recharge capabilities.
Since handheld GPS is used differently than a standard GPS units more specialized software is used. The mapping software that comes with handheld GPS would also include information outside of urban areas.
Handheld GPS uses data from multiple satellites to calculte your location within a 50 foot radius. The handheld GPS receiver is able to use the data that it receives to also guide you from point A to Point B. Most handheld GPS units come with map software that the unit uses to plot your path between both points. however some less expensive handhels GPS units rely on you having previously plotted a waypoint.