| Picture this: youre lost in the middle of a storm on | | | | measuring the distance between itself and three |
| country roads or youre hunting in the middle of | | | | or more GPS satellites. By measuring the time |
| nowhere and cant find your way home. You | | | | delay between transmission and reception of each |
| check your compass, but still cant find your exact | | | | GPS microwave signal, the GPS calculates the |
| location. You look at your map, but its too difficult | | | | distance based on the time delay. |
| to determine where you are in the first place! | | | | GPS receivers come in a variety of formats and, |
| Save yourself the trouble and discover the world | | | | due to the increase in technological advancements |
| of GPS navigation systems. | | | | with regards to GPS, can be integrated into cars, |
| Put away your compass and dont bother with | | | | phones, and even watches. GPS systems have |
| your maps, a GPS tracking system will take care | | | | become easy to use and easy to care for people |
| of all your navigation needs. Quite simply, a GPS | | | | all across the world are taking the time to |
| system is the most effective navigation tool on | | | | understand the benefits the GPS navigation |
| the market today. Using satellite systems around | | | | system can bring to ones life. |
| the world, a GPS navigation system is able to | | | | Because the GPS system is owned completely by |
| locate your exact position in the world, no matter | | | | the government, the GPS will be free as stated in |
| where you are. | | | | the Presidential Decision Document of 1996 which |
| GPS is a satellite-based radionavigation system | | | | indicates that the U.S. will continue to provide the |
| developed and operated by the U.S. Department | | | | GPS Stand Positioning Service for peaceful civil, |
| of Defense. GPS allows land, sea, and airborne | | | | commercial and scientific use on a continuous, |
| users to determine their position, velocity, and | | | | worldwide basis, free of direct user fees. |
| time 24 hours a day, in all weather, anywhere in | | | | Who would use a GPS system? There are many |
| the world with a precision and accuracy far better | | | | different uses for GPS devices: |
| than other systems available today or in the | | | | (1) Farming For navigation during the night time on |
| foreseeable future. | | | | tractors |
| GPS has become a widely used program used for | | | | (2) Balloon Tracking to identify your location while |
| map-making, commerce, land surveying, hunting, | | | | high in the sky |
| and scientific research. Not only is it used for | | | | (3) Cell Phone Tracking Used by 911 emergency |
| civilian purposes, it is also used for military and | | | | assistants to locate the whereabouts of a missing |
| naval exercises. Most importantly, what is trusted | | | | person with a cell phone |
| by the military and navy is now available to the | | | | (4) Roadside assistance to tell the towing |
| average person. With technological advances and | | | | company exactly where you are |
| improvements in on-screen maps, there has | | | | (5) Hunting to track your location and your hunt |
| never been a better time to use a GPS navigation | | | | (6) Boating to help you find your location |
| system. | | | | whenever fog rolls into your area |
| Developed by the Department of Defense in the | | | | Consider asking yourself why you dont have a |
| United States, GPS is officially known as the | | | | GPS navigation system. And by considering all the |
| NAVSTAR GPS. The satellite constellation is | | | | benefits of GPS systems, you may begin to |
| managed by the United States Air Force and has | | | | realize how a GPS navigation system could |
| been used as navigation tool for quite some time. | | | | improve your life. |
| A GPS receiver calculates its position by | | | | |