By COUNTY DIARY.
Technology: In this article, we bring you to snap previews of the technology that jams telephone calls.
Have you ever noted that when the President is around, your phone calls are always deliberately intercepted, blocked, jammed or interfered with?
The technology is designed to make sure the security of the head of the state is guaranteed.
I’m pretty sure many members of the public have never realised why this happens and what causes the interference with wireless communications.