According to the above communication principle, the jammer scans from the low-end frequency of the forward channel to the high-end frequency at a certain speed during the working process. The scanning speed can cause garbled interference in the message signal received by the mobile phone, and the mobile phone cannot detect the normal data sent from the base station, so that the mobile phone cannot establish a connection with the base station. The mobile phone manifests as the phenomenon of searching the network, no signal, no service system, etc.
CategoriesNews Operation Guide Scenes To Be UsedGPS system is more and more applicable in our daily life, which is of great help to us. GPS systems are free, open and reliable. A GPS jammer, also known as a GPS signal blocker, is an electronic device that blocks the GPS frequency band, rendering all GPS devices within the jamming range inoperable. It […]
CategoriesHow To Use Operation Guide Shield FunctionSmart devices bring us many benefits that play an important role in our lives and enrich our lives. Playing with your phone for extended periods of time can lead to anxiety or depression. Of course, there are many other problems. Therefore, in order to curb the excessive use of mobile phones, a wise choice is […]
The Governors Association for Highway Safety conducted a study of about 350 scientific articles to measure driver concentration while driving. While you may be preoccupied with eating, drinking, talking to passengers, dressing up, music, and other things, cell phones and smartphones are the most serious preoccupations known to exist. Talking while driving is a common […]
CategoriesOperation Guide Scenes To Be Used Shield FunctionIt only hinders the communication between the mobile phone and the base station, so that the mobile phone is always in the state of no signal search, and will never cause damage to the mobile phone. mobile phone reception. Whether the test room signal jammer is ineffective depends on the environment around the test room […]
CategoriesNews Operation Guide Scenes To Be UsedEvery year during the college entrance examination, the school will have network problems such as mobile phone disconnection and slow network speed. That’s because the school switched on cell phone jammers. A cell phone is a full-duplex device, which means it uses two separate frequencies for speech and hearing. Some jammers only block one frequency, […]
CategoriesJammer knowledge News Operation GuideToday’s mobile phone is not just a communication tool, it has become our good enemy. For example, in church, we don’t want phone noise. During concert times, we want our phones to stay quiet. In a restaurant, we need a warm and quiet place. In the conference room, we don’t want the phone to pick […]
CategoriesJammer knowledge News Operation GuideIn modern society, with the rapid development of communication systems, mobile phones have been widely used all over the world, but the use of mobile phones regardless of the occasion makes us very troubled. If you were a victim of a hospital, how would you keep running away? You can use a signal blocker. When […]
CategoriesJammer knowledge News Operation GuideA cell phone is essentially a handheld two-way radio communication device. As with all radio equipment, the signal can be blocked or disturbed. This article will introduce the working principle of mobile phone jammer and the legality of its use. Jamming a cell phone is the opposite of disrupting other types of wireless communications. A […]
CategoriesOperation Guide Scenes To Be Used Shield FunctionIn the information age, everyone takes their privacy very seriously, and everyone thinks we have the right to maintain our privacy. This time buying a GSM signal jammer is a very wise choice. Such super signal blocker have become more and more popular recently, especially GPS jammers to avoid tracking devices and cell phone jammers […]
CategoriesNews Operation Guide Scenes To Be UsedMany people may have seen the mobile phone jammer used in many police and gangster movies. Anyone can buy this kind of mobile phone jammer, and the price is not very expensive. In fact, these devices are quite affordable.Their function is very simple, they can cover the two frequencies used by the mobile phone, and […]
CategoriesJammer knowledge News Operation GuideWe are constantly developing piecemeal countermeasures against cheating on exams, which have been strongly requested by many of our clients. Recently, it was reported that we captured the suspects and accomplices of high-tech cheating in the driver’s license test. We put development and verification in the first place, and finally completed it. a radio wave […]
CategoriesOperation Guide Scenes To Be Used Shield FunctionFor families, many parents are very unhappy about their children’s use of mobile phones or iPads to communicate on social networks at night, which not only affects sleep, delays children’s learning, but even affects their health. To deal with this situation, it is recommended that you use a signal jammer, which is used by many […]
CategoriesJammer knowledge News Operation GuideIn fact, science and technology have come a long way in the past few years. Today, the mobile phone is not only a communication tool, but also a fashion. This is why even small communication devices are not cheap. A complicated and ineffective way to stop communication is to use cell phone jammers. A blocker […]
CategoriesJammer knowledge Operation Guide Shield FunctionIt keeps us online 24 hours a day and we can read the internet every second. In addition to mobile phones, we can also chat with friends and family anytime, anywhere. In today’s mobile phone use, distance is no longer a problem. But the problem is also with the phone. Mobile phone cameras, for example, […]
CategoriesHow To Use Jammer knowledge Operation GuideThe instrument is also located on an automatic switch, displayed by internet users. That’s a cell phone jammer. In this empty classroom, the power cord was not connected to the signal shield, nor was the switch turned on. Therefore, the reporter’s mobile phone signal is normal, and the network can be used normally. The cellular […]
CategoriesOperation Guide Scenes To Be Used Shield FunctionMobile phone addiction is common these days, and some children have poor self-control. Installing signal jammers can prevent children from playing with mobile phones in class, and can also prevent students from ordering takeaway programs on their mobile phones. Therefore, we recommend using a cell phone jammer. These disruptors protect your child from harmless rays […]
CategoriesNews Operation Guide Scenes To Be UsedYou should also consider building a video surveillance system in your home. It’s not very expensive, but it’s a very ineffective tool. Avoid using wireless webcams. Wi-Fi cameras are weak, and neighbors can install multifunctional cell phone jammers, which will relatively thwart your efforts. These wireless devices are easy to install, but less reliable. Wi-Fi […]
How to punish students who do not obey the rules and play mobile phones in class? Most provinces in Canada stipulate that teachers have the right to take “necessary” coercive measures in the classroom to maintain teaching order, and some provinces such as Ontario) include more “students using mobile phones in the classroom” in the […]
CategoriesNews Operation Guide Shield FunctionAccording to a Credoc 2015 survey, 80% of French teenagers are equipped with a smartphone, up from 20% in 2011. The general situation is that starting from the fourth grade of primary school, many students start to have mobile phones, and because children can learn from their own parents at this age, parents believe that […]
CategoriesHow To Use Jammer knowledge Operation GuideWith more drones in the air every day, there are some creative and sometimes risky attempts to ban drones. Reasons for banning drones can range from boredom and curiosity to privacy and security concerns. Need to understand, have the hub of a drone and want to have fun? Then check out this tutorial from Make […]
In a world where our personal information is regularly being broadcast on the internet, it can be easy to forget to take control of your
Since classrooms are usually not very large, portable cell phone jammers are recommended, which are easy to carry and use, and you can flip them
With the use of mobile phones, distance is no longer an issue. But problems followed. In other words, in most places where silence is required,
In today’s world, cell phones are more popular with students than they were a few years ago. There are more and more benefits of using
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