Almost everyone knows the mobile phone signal jammer in the examination room, and basically everyone who has taken the test should know it. Before and after the general classroom, when entering the examination room for inspection, you will find traces of mobile phone wifi jammer in the examination room. It's not just as simple as blocking mobile phone signals, but it's more about giving candidates a level playing field. The installation of mobile phone signal jammers in the examination room may cause no network signal in an area, but it will not affect the transmission of base station signals at all.
With the progress and development of society, people's living standards continue to improve. Nowadays, mobile phones have generally become people's living habits. It may affect some students. Excessive use of mobile phones will not only affect vision, but also may affect their studies. Since the appearance of mobile phone signal jammers in the examination room, it has cracked down on the phenomenon of some students using mobile phones at school. The mobile phone signal jammer in the examination room only shields the mobile phone signal, and the use of other electronic devices and the signals sent by the base station are not affected. Many students now have mobile phones, lack self-control, are addicted to games and novels, and use mobile phones to cheat in exams. Many schools have installed mobile phone signal jammers in the examination room to control them.
The use of mobile phone signal jammers in the examination room should be treated rationally. Send the signal of the specified frequency band and shield the mobile signal received by the mobile phone, so that the mobile phone cannot connect to the network, and cannot send and receive short messages through the mobile phone, so that the original message cannot be recognized, so as to achieve the purpose of shielding, so the mobile phone signal jammer in the examination room will not affect Signals to places outside the area.