Most people should know about phone jammers. Generally, before and after the classroom, when preparing for the exam, the personnel shall be prevented from using mobile phones in the gas station and conference room. This device is not only simple to shield mobile phone signals, but also brings great ...
Nowadays, the examination has come to an end, but every year, the content of "taking mobile phones into the examination room to release the examination" has aroused heated discussion. The public is talking about whether the examination room is equipped with handheld metal detectors and signal jammer...
The customer does not need any debugging after receiving the electronic jammer, only needs to test the jamming effect after power on. Before the jammer leaves the factory, each frequency band is subject to strict debugging and aging. The goods are allowed to be delivered after passing the test. Afte...
As we all know, in some special situations, wireless jammers are required to interfere with mobile phone signals to prevent secret disclosure or cheating. For example, mobile phones are not allowed to be carried in some secret related meetings, and there are no mobile phones. Mobile phone signals wi...
1. Mobile phones have become a new means of crime, and mobile jammers can bring necessary help to social stability. Some opportunistic people use mobile phones to cheat in exams, and some terrorists and hostile elements also use mobile phones to detonate bombs... Facts show that mobile phones have b...
With the development of society and the improvement of science and technology, some technologically advanced cheating methods are widely known, which makes it more difficult to maintain the order and discipline of the examination room. In order to ensure that all kinds of behaviors such as cheating ...
Mobile phones bring convenience to us in our daily life. For example, when the epidemic is serious, we need to show our health code during ordinary travel, or we need to scan the QR code when we pay for things, and then we can call or send messages to people who are not around. At present, mobile ph...
In recent years, signal jammers have appeared in school classrooms, churches, conference rooms and other places for many times and become indispensable equipment. Its essence is to interfere with the wireless signal of the communication equipment, so that the mobile phone can not access the Internet...
Hubei Jingmen No. 1 credit mortgage company, in order to prevent the mortgaged vehicle from being found by the vehicle owner through the GPS positioning, unexpectedly thought of using the vehicle jammer to interfere with the positioning signal. Unexpectedly, this practice affected the normal communi...
At present, many schools have installed frequency jammers. However, after installing frequency jammers, they are most worried about whether the jammers will be used for too short a time. The frequency jammer will generate heat when it is used, which is normal. The electronic products need to have a ...
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