Sentences with phrase «disrupt cell phone communications»
Cell - site simulators often disrupt cell phone communications within as much as a 500 - meter radius of the device, interrupting important communications and even emergency phone calls.
https://www.eff.org/ Not exact matches
Airplane navigation systems, cell phone communications and credit card transactions all rely on the stable transmission of radio waves through the ionosphere, which is disrupted when particles from flares further ionize this part of the Earth's atmosphere.