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Jammers can block very long radio signals
Before President Trump visited London last month, the British media had been wildly speculating about the special security measures that would be taken to protect him. The newspapers were worried about many major issues (blocking streets, severe traffic jams), but they also raised more specific concerns: Will the British government selectively block cell phone signal bushings on the president’s route? If this is done, whether it is to close the cellular network along its path or block the local cell phone signal, nearby cell phones will be unavailable.
In recent years, terrorist attacks have occurred frequently, causing serious damage to people. Today, the issue of counter-terrorism has been widely discussed, and this is something that people need to pay attention to. We can see that the main means of terrorist attacks is bomb attacks. As a cruel and universal means of terrorism, it has caused tremendous damage. Therefore, an important point in the war against terrorism is to avoid different types, sizes and capabilities of bomb devices. The good news is that blocking technology will continue to evolve and its functionality will be improved. Some better jammers can block radio signals for 1 kilometer or longer. This achievement is very important because it can resist terrorist attacks more effectively.
There is no doubt that we can better use mobile phones to find information online without having to go to other libraries. In addition, this information can be traced back several decades. This is very useful for people who use information references and historical evidence. It is difficult to find so much «old» information in the library. Another advantage of using mobile phones (especially smart phones) is that you can stay at home and chat online. It is more convenient for us because you can warm up during the winter course instead of spending two hours on the bus and the course. In addition, the telephone provides a better way to communicate with my friends and teachers.
Blocking cell phone signals is very useful. Your child’s puberty has arrived; you know that you have no right to order again, so please open the brain door and buy this mobile phone signal jammer, wifi will interfere with you, and help you secretly. After they use the phone to play games or do some time-wasting things, do not consider their studies, you can turn on the phone signal to interfere with the buttons. They will not be able to play games and you will have the opportunity to communicate with them face to face. Also in schools, blocking cell phone signals will disrupt cheating and continue to check. Look at that (this! Mobile phones and 5G jammers use directional antenna design, you can easily prevent CDMA, GSM, DCS, PCS, 3G and WiFi in a certain direction, blocking direction interference.
If you don’t want to use a portable device, and you need to turn your attention to a device type location (desktop version), you need to make sure that 90% of cell phone jammers are considered desktop better than portable jammers. In addition, you should be aware that any blocking device will generate a lot of heat during operation, and desktop computers have more powerful refrigeration systems than portable refrigeration systems. On the other hand, the portable version offers more models, if you are willing to spend more money, then you will have the opportunity to make a good purchase because the phone even covers everything.
Soon, you will be able to know that this high-power signal blocker is designed with eight antennas, and this high-power interference technology is designed to cut CDMA GSM DCS / PCS 3G 4G Wimax signals so that these mobile phone signal bands can be blocked and lost as well as The ability to receive messages. In this way, the use of 4G Wimax signal blocking devices within 3G can serve as a security tool. In addition to the high-power output power of 30W, the jammer’s interference radius can reach 100 meters, depending on the signal strength of a given area. The omnidirectional antenna design is very powerful and can meet today’s needs.
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