have been around since the 1970s -

sam65166

yilai:
[link widoczny dla zalogowanych]
[link widoczny dla zalogowanych]

is appropriate

or global positioning systems, have been around since the 1970s, when the US Department of Defense established a program using a group of twenty-one satellites to track the locations of their targets and send the information to military receivers. In the ensuing three decades, GPS technology has been adapted for civilian use, and is now widely available to the public. Commercially available GPD receivers can range in price to about $100 for a handheld unit to more than $15000 for the geodetic receivers used to measure the motion of the Earth and other natural phenomena.Most people are familiar with GPS technology as the navigations system now available in many automobiles. But all vehicular GPS units [link widoczny dla zalogowanych], whether they are in cars [link widoczny dla zalogowanych], planes, boats, or even on motorcycles [link widoczny dla zalogowanych], have one thing in common: their GPS mounts. A GPS mount acts as a shock absorber and is essential to the accurate functioning of GPS receivers.What A GPS Mount DoesThe GPS mount secures the GPS receiver so that its screen is easily readable even while the vehicle is in motion. A GPS mount is equipped with locking suction cups to attach it securely to a smooth surface, while its cushioned pads prevent the surface from damage. The suction cups will release easily when a button on the mount is pushed.When choosin

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