Blocking Cell Phones In A Prison Prevent Cell Phone Cheating

Perfectjammer 2022/06/26

In order to prevent the communication data signal from "indiscriminately entering" the postgraduate examination, a mobile phone jammer is installed. Until the last time of the postgraduate examination preparation, college students all over the country are seriously reviewing. The examination room in the information age is naturally unavoidable from the participation of mobile phone jammers. With this equipment, at least it is impossible to cheat by using mobile phones. So what kind of equipment is it? Let me inform you. As far as we know, Blocking Cell Phones In A Prison mainly for various examination rooms, campuses, gas stations, cathedrals, courts, public libraries, conference centers (rooms), cinemas, hospital outpatient clinics, government departments, financial industries, prison cells, public security organs , national defense warning signs and other places where the use of mobile phones is strictly prohibited. In such a place, with its data signal, there is no further transmission.

A shield is a device that transmits signals at the same frequency. If the shield is turned on, the partial jamming succeeds when the cell phone signal is disabled. Nowadays, there are more and more mobile numbers in China, so mobile phone jamming devices are more and more popular than electronic devices, and mobile signals with special components are prohibited. Blocking Cell Phones In A Prison is an instrumentation device used to keep cellular phones safe from signal hazards and to move signals to GSM at the same frequency as the conditioner broadcasts programs. If the use of cell phone signals is prohibited at cell phone jammer , the jamming feels successful. A cellular phone is a duplex device that uses 2 frequencies together. One is talking and the other is listening. Also resolve the signal. There are cell phone jammers that only block on one of the frequencies at a time, which causes both to be blocked because the cell phone feels like there is no service in the area because it only gets on one of the frequencies.

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