How WiFi Detectors Work
Mechanics of WiFi Detectors A wireless signal can travel only so far. Specifically, a typical signal can extend as far as 1,000 feet (304.8 meters) in an unobstructed, open area and about 300 feet (91.44 meters) in a closed area that has obstructions [source: Graves]. Because the signals themselves are invisible and the access points […]
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