
Mobile communication is an open electronic communication system. It must complete the transmission task through the communication satellite. As long as there is a corresponding receiving device, it can intercept the call information of any time, any place and any person. Mobile phones can also discl...
Many people only know that wireless jammers can interfere with mobile phone signals. They usually use them in schools or prisons. But I still don't know much about some practical problems. Let's answer them for you. 1. Is the jammer harmful to human body? If the jammer will not cause harm to human b...
Midsummer June is about to usher in the annual college entrance examination. In order to ensure the quality of the examination, many schools have started to prepare for arranging the examination room in advance. One of the more important tasks in arranging the examination room is to install a signal...
During the examination, a small phone jammer will be set up to prevent people in the examination room from carrying some mobile phones or electronic devices to cheat, as well as high-tech cameras and transmission equipment. In every examination place, there is such a phone jammer. Once the relevant ...
At present, the rapid development of wireless network has brought great convenience to people's life. At the same time, it has also brought many new challenges to the handling of major police cases. The vehicle jammer can be applied to the following aspects. 1. The vehicle jammer is a standard DDS h...
Intelligent jammer is used to interfere with mobile phone signals. It is usually used in secret conference rooms, standardized examination halls, prisons and other places. So what factors are related to the interference effect of the jammer? (1) Transmitting power of jammer Intelligent jammers can b...
The signal jammer is widely used in school examination room, prison detention center, company conference room and other occasions, especially the school examination room is the most important place to use. So, how to select these signal shielding devices? What problems should education departments p...
In recent years, the use of WiFi has become more and more popular in the society. Many companies or units have installed WiFi equipment internally to improve the convenience of work. When we go to restaurants and tourist attractions, we often ask whether there is WiFi here. What is the password? How...
Students' addiction to online games has always been a headache for parents. With the rapid development of mobile Internet and the upgrading and popularization of smart phones & tablets and other smart terminals, students' use of smart phones has reached the level of one for each person, and the ...
The shielding range of wireless jammers varies according to the power of products. The shielding radius of high-power signal shielding equipment used in prisons can reach hundreds of meters, while the shielding radius of low-power shielding equipment suitable for examination rooms and conference roo...
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