Seven years have passed since the 4G signal was put into use in 2014. With the progress of the times and the development of communication technology, 5G services are getting closer and closer. Many people will also wonder, as mobile phone signals upgrade to 5G, when will network jammers that block 5...
Nowadays, many schools are busy preparing for the exam, which is due to the arrival of the annual most important exam, the college entrance examination. In the face of this most important exam, many schools are actively preparing to arrange the things needed in the exam room to ensure the normal ord...
The construction of most standardized examination halls includes the installation of some signal shielding machines. However, there are always some customers who will find that the shielding effect is not ideal after the frequency jammer of the examination hall is turned on and working. If the facto...
At present, there are many types of wireless jamming devices on the market, but there are still some differences. Some shielding devices are used for projects with high requirements and high standards, which require stable performance and can be targeted to interference according to the site environ...
With the increasing popularity of mobile phone use, the number of mobile phone users has increased a few years ago. The current mobile phone automation function has been continuously expanded. In addition to the basic voice call and short message functions, it also enjoys more application functions ...
Everyone has to go through many tests in his life. For example, in middle school, he has to take the college entrance examination, in college, he has to take the CET-4 and CET-6, various qualification certificates, and the annual civil service examination, etc. In the examination room, the signal ja...
How many mobile network jammers should be installed in a classroom? Every year, at the entrance of the college entrance examination, before this important day, the staff in charge of the college entrance examination room are actively preparing for all kinds of materials needed by the examination roo...
Intelligent jammer systems are usually installed in schools, prisons, large conference centers and other places, because these units need to cover a very large area when shielding mobile phone signals, and will also involve the coverage of shielding signals from multiple buildings and rooms. Using c...
In the current era of communication, there are more and more places where wireless jammers are used, such as examination halls, gas stations, meeting rooms, etc. In these places, interference devices are used to interfere with the mobile phone signal, so that the mobile phone does not need to be tur...
When the mobile phone is in normal communication, it will convert all the operations on the mobile phone into data, and then transmit the data through electromagnetic waves. The electromagnetic wave associates the mobile phone with the signal base station in a certain frequency range, and then compl...
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