• 2023-01-30

Nowadays, people's main way of communication has changed from using landlines and telephone booths in fixed and rigid positions to communicating at any time and anywhere. At the same time, this has brought a new test to social information security. However, the use of mobile phones to cheat in exami...

• 2023-01-30

Now, according to the analysis of the signal communication principle, we can synthesize a variety of interference methods for wireless signal to interfere with the signal. At present, the signal jammer scans the channel from the low frequency to the high frequency at a certain rate during its operat...

• 2023-01-30

The mobile phone itself has the function of calling and surfing the Internet through mobile signals. Its principle is that the base station transmits the signals to the mobile phone through radio electromagnetic waves, so that the mobile phone can contact the base station. Each radio wave in the sig...

• 2023-01-29

The widespread use of signal jammers will cause certain interference to the base stations of mobile operators, which is a reality widely recognized in the industry. If it is a low-power signal jammer, because its transmission power is relatively small and the distance of interference signal transmis...

• 2023-01-29

The special police and public security in many cities will basically be equipped with a vehicle jammer. The main core component of the jammer is the host, which is composed of multiple RF band modules. The vehicle jammer can also selectively open some RF modules for jamming according to the differen...

• 2023-01-29

When using frequency jammers, customers sometimes find that in some large rooms, only one jamming device is not enough to cover all the shielded signals. In this case, at least one more shielding device needs to be added. So the customer asked: Can the effect be doubled if two frequency jammers are ...

• 2023-01-22

There are great requirements for local signals in different regional environments. For example, there is no signal of UAV in the no-fly zone; Communication signals are not allowed to appear in secret places, and similar products of frequency jammers are derived with the development. The school will ...

• 2023-01-22

As the most important communication tool for people now, mobile phones also have the functions of transmitting information, video, recording and so on, so it is likely to lead to the leakage of important information of some institutions. Many departments have adopted to install wireless jammers to s...

• 2023-01-22

For a long time, a small signal jammer will be set up in order to prevent people from carrying some mobile phones or electronic devices to cheat, as well as high-tech cameras and transmission equipment in the school examination. This kind of signal jammer is set up in every examination place. Once t...

• 2023-01-17

Most people know that wireless jammers will be used in schools, prisons, detention centers and other places. However, wireless jammers are also used in some special companies or confidential conference rooms. For example, in an office building, a company wants to install a wireless jammer in the off...