A tethered drone has been used to demonstrate a pop-up large area private 4G LTE cellular network. “This allows the drone to act as a mobile tower in the skies, granting connectivity across expansive ...

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There was a time when it was easy to eavesdrop on police and other service radio networks. Police scanners fans can hear live police, fire, and ambulance calls. However, it isn’t as easy as it used to ...

JACKSONVILLE — It wasn’t so long ago that Calhoun County 911 dispatchers took it on faith that police were nearing a caller’s location. But modern radio technology has given dispatchers digital maps ...