How to Choose a Navigation Device

Posted by obit as GPS, PND

If you plan on using your GPS in an automobile, there are several choices: a basic or mapping handheld receiver; a dedicated automotive receiver; a GPS with a PDA; or a Laptop GPS.

Although handheld units can be used in a car there are several disadvantages-the screen can be hard to see due to its small size and some units will need to be placed forward on the dashboard where they can get a better signal. With a basic (non-mapping) unit you can tell where you are as long as you have a paper map with you to interpret that data. Read the rest of this entry »