With regard to the diversification of cheating methods in the examination room, more and more technologically advanced cheating devices are emerging in an endless stream, which has brought new challenges to the discipline and order of the examination room, and also has a great impact on the fairness...
The portable Signal Jammer used by the EOD team can play its role in interfering with the signal of remote detonation in different places. In order to solve the power supply problem of outdoor task equipment, portable signal jammers will be equipped with built-in batteries or external battery boxes....
Recently, a customer asked such a question: the mobile phone jammer originally installed and used by the unit has a good interference effect on smart phones, but recently it has been found that the interference effect on non smart phones is not very good. Why? First of all, according to the principl...
Before installing mobile phone signal jammer in the conference room, it is necessary to test the jamming effect. Here is how to test the jamming effect of various mobile phone signal jammers. The conference room is generally divided into small conference room, medium conference room and large confer...
Whether the interference signal transmitted by the Mobile Phone Jammer will interfere with the ZigBee signal. First of all, what is the ZigBee signal? ZigBee technology is a wireless communication technology applied to short-distance signal transmission and low-speed rate. ZigBee was previously know...
Recently, a customer asked whether the police frequency jammer should be equipped with omnidirectional antenna or directional antenna? Which is more convenient and which is more effective? As the name implies, it is mainly used for the wireless signal jamming equipment used by the police in handling...
Mobile phone jammer, an anti-cheating device active in various examination halls, plays a vital role in purifying the atmosphere of the examination hall and maintaining the fairness of the examination. Don't underestimate this jammer, it is a good helper to prevent and eliminate the phenomenon of ch...
Before installing the mobile phone signal jammer, it is necessary to test the interference effect. In particular, when the conference room interferes with mobile phone signals, the interference effect must be tested in the early stage. The meeting room of the employer is located in a relatively dens...
Many enterprises and institutions, or government departments will choose to install mobile phone jammers in the conference room. Everyone knows that the main function of jammers is to interfere with mobile phone signals. What functions can be achieved by installing mobile phone jammers in the confer...
Many users have the need for signal interference of the whole building, and they will ask us how to choose the mobile phone jammer. It should be easy to install and operate, and the important thing is to achieve signal interference. First of all, determine the area of each floor of the whole b...
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