
The vehicle mounted electronic jammer system is composed of high-power full band on-board wireless signal jammer, RF omni-directional antenna, feeder, power supply and other systems. According to the principle of mobile phone communication, this product adopts DDS digital widescreen scanning technol...
Usually, a conference room needs to use a wireless jammer to interfere with mobile phone signals to prevent participants from using mobile phones during meetings and affecting the conference process. Most conference rooms only interfere with mobile phone signals and do not need to interfere with oth...
At present, the rapid development of wireless network has brought great convenience to people's life. With the rise of short video, the transmission speed of messages is faster and faster. However, convenient communication contributed to large-scale illegal gathering events. At first, there were not...
After many examinations, such as high school entrance examination, graduate examination, CET-4 and CET-6, various qualification certificates, and the annual civil service examination, candidates who have participated in the examination should be familiar with it. In the examination room, the most co...
In today's information age, with the rapid development of communication technology, mobile communication plays an important role in people's life, industrial and agricultural production and other fields. Mobile phones not only bring great convenience to people's life, but also produce some problems ...
The interference area is relatively large or there are many test sites. When distributed in several teaching buildings, dozens or even hundreds of interference devices will be installed, which is often inconvenient to manage. There are a large number of wireless frequency interference devices, and d...
The customer does not need any debugging after receiving the signal jammer, but only needs to test the shielding effect after power on. Before the jammer leaves the factory, each frequency band is strictly debugged and aged. Delivery is allowed only after passing the test. After receiving the jammer...
Now many schools are busy preparing for the examination room. This is because the annual most important exam, the college entrance examination, is coming soon. In the face of this most important exam, many schools are actively preparing what they need to arrange the examination room to ensure the no...
How many test room jammers should be installed in a classroom? Every year when the college entrance examination is coming, 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 room. A machi...
The full band jammer has been vigorously promoted and put into use. Now the full band jammer can be seen in the examination rooms of major schools. Why do more and more schools choose to install this kind of equipment? In fact, it is only when there is demand that it will be popular. It is precisely...
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