Global Position System technology has been available to the public since the U.S. Air Force launched the final Navstar satellite into orbit in the summer of 1993. With the growing popularity of portable GPS receivers, maps and compass have become relics.

Read more about my Lowrance Baja 540 GPS at:

http://www.4x4wire.com/index.php?op...80:around-the-campfire&Itemid=84


John Stewart
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