Professional Technology Blog At Perfectjammer

The size of the portable cell phone jammer is relatively small, the corresponding weight is also much lighter, and it is more convenient to use in mobile mode. The reduced size also makes it easier for users to place the cell phone signal jammer in a more discreet place when in use, making it easier for others […]

The power of portable cell phone jammer is relatively small, and the coverage area is relatively small. Desktop mobile phone signal jammers have higher power, larger coverage, and a wider range of signal frequency bands that can be shielded. But you should also look at the specific settings when buying, because some pocket jammers are very powerful, […]

Among the people who use cell phone jammer, some are to prevent cheating in exams, and some are for the quietness of meetings or the confidentiality of meeting information. These are for good wishes and purposes. But there are also for their own personal gain. For example, the owner of a public phone may use a […]

The users of cell phone jammer do not take into account the communication needs of outsiders at all, and the target is wrong. Cell phone communication should be restricted to a small group of people, such as test-takers, but expanded to include other ordinary people in the surrounding area. Secondly, the use method is improper, because the […]

When the mobile phone signal jammer is working, if the transmission power is too large due to improper settings, in small confined spaces such as conference rooms and classrooms, electromagnetic waves will be superimposed in the narrow space and pass through the walls. originally separated from the outside world. Multiple reflections from the ceiling and […]

For most antennas, installation requires fixing the antenna to a pole about 4m long. Antenna elevation, the angle between the antenna and the pole, can be adjusted between 0° and 5°. Adjustments can be made during installation to improve the state of the ground signal to a certain extent. Some people think that the coverage […]

Do you think you will protect yourself if you find any tracking devices around? This is indeed necessary. Search the internet and find a device called a wifi jammer. You will see the cell phone signal used to track the device. Jammers help avoid tracking. Our website will obviously make the best choice for you. For […]

What you should also understand is that wifi jammer provide all kinds of security data for such meetings. Received information can be sent over the phone. vulnerable. It is necessary to ban the use of mobile phones. Small jammers with various properties. We have a large selection of proven GPS radio circuit breakers. Military aircraft, prisons and […]

Japan relaxed cell phone jammer more than two years ago, requiring and allowing licenses to be used in theaters and other public places. You can prevent cellular frequencies from entering certain areas, while more expensive models interfere with larger areas. The company sells briefcase-sized devices that can cover a radius of around 150 meters, while basement-sized devices […]

A minute later, the reporter found that the mobile phone signal was indeed zero, and the screen displayed no service when making a call. “How much area can this machine cover?” “It should be bigger than this room.” “What if I want to shield a dozen rooms on one floor?” “Also, our maximum radius is […]