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There are many kinds of examinations in society at present, and the most influential one is the annual college entrance examination. This is the door for thousands of students to enter institutions of higher learning and the bridge for countless families to place unlimited hopes on. There are also entrance exams for master's and doctoral students, CET-4 and CET-6, high school entrance exams for primary school to junior high school, etc. It plays a very important role in the life of every family. In order to fully ensure that all cand... more
GPS locators have become undeniably solid products, whether pinpointing a business property or monitoring a home. But as users become increasingly dependent on these things, the reasons for hackers to twist the system increase. Obviously, potential interference with how these devices work could severely impair performance.GS monitoring device is mainly used for real-time location monitoring, monitoring of property and loved ones. For years, surveillance devices have been used for legal tasks such as rescue missions, sex offender moni... more
People's communication methods have become more and more simple and efficient after the emergence of mobile phones, but at the same time, it has also brought great inconvenience to work in some places. Therefore, many places need to use signal jammers to block mobile phone signals to avoid normal Work is interrupted by mobile phones. So, what are the good properties that a signal jammer should have in order to achieve ideal results?1. Weather resistanceIn some places, signal jammers need to be used all year round. Therefore... more
In this Internet age, everyone has their own mobile phones and other communication devices, which brings a lot of convenience to everyone's life. However, in some special areas, mobile phones and other communication devices have brought a lot of troubles to people, such as: conference rooms, examination rooms, schools, dormitories and other areas, all of which have encountered similar problems. At this time, we can use signal shielding instruments, which can effectively block and interfere with the signals of mobile phones and other ... more
When the mobile phone is working, it is within a certain operating frequency range. The mobile phone and the communication base station are connected using electromagnetic waves, and information and sound effects are transmitted with a certain serial port baud rate and deployment method. For this type of communication principle, the signal jammer for cell phone passes from the low-end rate of the wireless channel to the high-end scanner at a certain rate during the operation process. This scanner speed can cause errors in t... more
There are many occasions around us where the use of mobile phones is prohibited, such as examination rooms, offices, classrooms, factories, meetings, etc. In addition to handing over personal mobile phones to the security department for management in advance, signal blockers can also be used in these places. Mobile phone signals, Wi-Fi signals, and other network signals in special occasions can be effectively blocked. In this way, after there is no signal from the base station, everyone will not play with their mobile phone... more
As a new technology electronic device, smartphones are very popular in today's society and are the main trend of social development. For most young people, unscientific use of it has caused many problems, so why use mobile phones and why should they be banned? What to prevent? Cell phone signal jammers can be used to prevent these problems, and cell phone signal jammers will be used in the national key vocational qualification examinations. There is no doubt that mobile phones have already undergone earth-shaking changes in our daily... more
Technology is developing more and more rapidly. With the continuous emergence of high-tech products, eavesdropping devices are also being updated in large quantities, and various eavesdropping devices have also appeared. . In addition, with the development of AI voice technology, your voice can be recorded invisibly. At present, your reputation can be quickly copied in about 5 seconds. Who would have thought that it would counterfeit the content of your conversation to do a page of illegal things?Turning a smartphone into an instant ... more
Technology is developing more and more rapidly. With the continuous emergence of high-tech products, eavesdropping devices are also being updated in large quantities, and various eavesdropping devices have also appeared. . In addition, with the development of AI voice technology, your voice can be recorded invisibly. At present, your reputation can be quickly copied in about 5 seconds. Who would have thought that it would counterfeit the content of your conversation to do a page of illegal things?Turning a smartphone into an instant ... more
I don't know if you know that cars bought with loans are generally equipped with GPS, so it is best to install a GPS blocker. Especially those friends who buy from second-hand car dealers should pay more attention. In other words, the car you bought is equipped with GPS, which is generally placed in the front and trunk of the car! If you buy our signal blocker, it can help you solve this trouble. However, the blocker cannot be activated 24 hours a day, so after safely arriving at your own site, you must find a professional to check t... more
Maybe we all need to know that in many Chinas, there are no laws and regulations on data signal interference devices, but for our applications, we also need to know common issues, including maintenance of key parts, and where can I use them. Among the commonly used mobile phone signal shielding, it is strictly forbidden to use signal shielding to avoid phone harassment, mobile phone ringtones are prohibited, and GPS positioning system shielding protects car whereabouts, prevents tracking, and maintains personal privacy on site.Based ... more
There are various mobile phone signal blocking devices on the market, and there are various machines. Prices are also unstable. Maybe you once bought a cheap machine, but when it came time to actually use it, it was useless. In fact, when buying a 5G signal jammer, you don’t care about its price at all, because all major buyers can afford it. Otherwise, even if the useless machine is cheap, consumers will not have any practical effect if they buy it. When choosing a 5G signal jammer, you know it will definitely be used in this a... more
In today's high-tech world, wireless communications have become an important part of our daily lives and work. However, wireless communication equipment may have security risks, especially in certain environments or situations. For example, radio equipment such as drones and electromagnetic pulses may pose a threat to people's lives and property safety. In order to meet this challenge, the signal jammer for sale amplifier came into being, providing a strong guarantee for our life and work. So, what are the advantages of sig... more
Currently, using a signal blocker for sale to block signals is a relatively effective method and will not damage electronic products. But how effective the shielding is depends on whether electronic products can still emit signals. How to test the effectiveness of the jammer? At this time, you only need to follow the following methods:1. Test the shielding distance of the signal jammer. Don’t just try it with one or two network mobile phones and then be done. During the exam, cheating candidates use different mobile network... more
As we all know, full-band jammers, with their advantages of high efficiency, stability, reliable quality, and strong interference, play an important role in various places that require signal shielding, such as examination rooms, party and government agencies, large enterprises, etc. Now many families are trying to So that children can concentrate on learning, they will also choose a full-band jammer with better performance. So how to choose a full-band jammer?1. According to signal strengthThe selection of a full-band jammer&nb... more
A portable signal jammer is a device that can block radio signals, which can effectively prevent the transmission and reception of radio signals. This kind of device is usually used to protect personal privacy and prevent information leakage, so it has been widely used in some specific fields.Why use a portable signal jammer? What does it do? In what fields is it used?The main function of the portable signal jammer is to prevent the transmission and reception of radio signals, thereby protecting personal privacy and prevent... more
Effectively signal jammers various walkie-talkie signals, blocks (interferes with) the communication between the walkie-talkie and the receiver, and prevents various wireless stealth headsets (including anti-shielding and anti-detection headsets) grafted to the walkie-talkie system from working properly (strong noise or no sound) )It only blocks the intercom signal and does not affect the normal operation of other electronic equipment.Environmental protection, the amount of electromagnetic radiation has been strictly tested... more
With the popularity of mobile phones, the demand for mobile phone signal blocking in various conferences, exams, etc. has also increased significantly. Therefore, cell phone signal jammers naturally have a wide market. However, the vast majority of customers lack sufficient understanding of mobile phone signal jammers, and often choose high-power jammers one-sidedly for the sake of good results, causing many hidden dangers.The principle of the mobile phone signal jammer is to emit interference signals through broadband and ... more
In what kind of environment can cell phone signal jammers be installed to achieve better results? Why do sometimes installed signal jammers not work, or have poor results? In fact, this boils down to the surrounding environment where you use the signal jammer. In terms of installation technology, the following factors must be considered when using signal jammers:The comprehensive factors for indoor shielding include:1. Consider the lateral application field space in the area that needs to be shielded;2. The floor height of ... more
The cell phone signal jammer is a new type of information security product that uses specific electromagnetic signals to form a shielding network so that mobile phones cannot receive data from the base station in places that need protection, nor can they connect to the base station. Please note the following four points about signal shielding:What should I do before installing a cell phone signal jammer?1. Before installing the equipment, the antenna must be installed correctly according to the signs, and then connected to ... more
The shielding distance of the device has a great relationship with the power of the device and the use environment. There are several aspects that are helpful to the shielding effect: first, the output power of the device, second, the working mode of the shield, and third, the use environment (indoor or outdoor), The fourth is to shield the interference intensity of the surrounding environment.cell phone signal jammerNowadays, mobile phones all use digital signals, and digital signals have strong anti-interference capabilities. Gener... more
The shielding distance of the device has a great relationship with the power of the device and the use environment. There are several aspects that are helpful to the shielding effect: first, the output power of the device, second, the working mode of the shield, and third, the use environment (indoor or outdoor), The fourth is to shield the interference intensity of the surrounding environment.cell phone signal jammerNowadays, mobile phones all use digital signals, and digital signals have strong anti-interference capabilities. Gener... more
Install using:1. Make sure the antenna and other accessories of the signal jammer for sale are installed correctly;2. Ensure that the mobile base station is more than 200 meters away;3. The shielding effect depends on the surrounding environment. The interference effect of mobile phones used in suburbs is better than that in cities, because the density of mobile base stations in cities is larger and the distance between base stations is closer, causing the signals emitted by urban mobile base stations (where the jammer need... more
Looking at ancient and modern times, at home and abroad, cheating has occurred in all examinations in the past. It is just that as skills improve, the methods of cheating are constantly updated and changed. Nowadays, with the development of technology, more and more people use mobile phones to cheat, which has become an issue that examination management departments pay more and more attention to. Cell phone signal jammers are currently a proactive preventive measure in major examination centers.Mobile phones have indeed bro... more
First, you need to explain to the jammer sales manufacturer the place you need to shield and the size of the range. The most important point is whether there are mobile phone signal transmission towers built by operators within three to four hundred meters. These will affect the choice of jammer. type. Find several, compare prices and qualifications, and choose the best.How to choose the right cell phone signal jammer?1. Shielded frequency band: Before purchasing, you need to understand which signals you want to block. Ordinary ... more
5G signal jammer has many different names, signal jammer, mobile phone jammer, signal jammer, signal interference device, signal blocker, mobile phone isolator, mobile phone disconnector, mobile communication signal Jammer, signal blocker, mobile phone jammer, signal jammer, mobile phone blocker, signal blocker, mobile phone signal isolator, signal isolator, signal disconnector, wireless communication Signal jammer.For the upstream and downstream channels of the mobile phone system, it uses memory overclocking, frequency divisio... more
Many schools have been very busy recently, because the days for the college entrance examination are counting down day by day, and they are working non-stop to prepare the materials and machines needed for the examination room. This is to allow candidates to take the examination in a stable and orderly environment.This is also the responsibility of the school. So recently we can see that a kind of machine has been installed in the examination room. This is the examination signal blocker that has been vigorously promoted by ... more
There is a law in economics: the law of value is the basic economic law of commodity production and commodity exchange, that is, the value of commodities depends on socially necessary labor time, and commodities are exchanged with each other according to the principle of equal value. In a private ownership society, the law of value spontaneously regulates production, stimulates the improvement of production technology, and accelerates the differentiation of commodity producers. In a socialist society, since the socialist economy is a... more
If you want to understand the answer to the question of whether a mobile phone signal jammer has an impact on laptop Internet access, you must first understand the interference frequency band of the mobile phone signal jammer and the frequency band used by laptop computers to access the Internet.First of all, if the interference frequency band of the mobile phone signal jammer overlaps with the frequency band used by the laptop to access the Internet, it will affect the laptop's Internet access function. Let’s first take a look at th... more
There are several key reasons for using cell phone jammers in exam rooms, all related to maintaining the fairness, security and order of the exam.Preventing cheating: The main purpose of using mobile phone signal jammers in examination rooms is to prevent candidates from cheating using their mobile phones. Cheating on mobile phones may include looking up answers, transmitting information, using stored information, etc. These behaviors can seriously undermine the fairness and accuracy of the exam. By blocking mobile phone si... more
Generally speaking, the minimum range of a signal jammer is tens of meters in radius. As long as there are enough jammers, the maximum range is unlimited. Otherwise, how can the prison shield all signals? The range of the mobile phone signal jammer depends on your frequency modulation range. One unit is enough for a house of about 100 square meters. Shenzhen Texin Electronics has a variety of jammers that you can check out.The shielding range of a mobile phone signal jammer is based on the power of the jammer. If tested in ... more
A signal blocker in the examination room is a device used to prevent candidates from cheating using mobile devices such as mobile phones. It emits radio interference signals so that mobile phones and other mobile devices in the examination room cannot be used normally, thereby ensuring that the examination is conducted fairly and impartially.This equipment is usually purchased by the school or education department and installed in the examination room before the examination. Its working principle is to block the communicati... more
A signal blocker in the examination room is a device used to prevent candidates from cheating using mobile devices such as mobile phones. It emits radio interference signals so that mobile phones and other mobile devices in the examination room cannot be used normally, thereby ensuring that the examination is conducted fairly and impartially.This equipment is usually purchased by the school or education department and installed in the examination room before the examination. Its working principle is to block the communicati... more
There are many power supply methods for 5G jammers. First, they are classified according to the size of the radio frequency transmission power. The power supply methods of 5G mobile phone jammers in different categories are roughly as follows:1. High-power 5G mobile phone jammer (transmitting power greater than 50W): usually powered by AC directly. Because the power supply of this type of product consumes a lot of power, AC power supply can provide sufficient power to the device;2. Medium-power 5G mobile phone jammer (transmissi... more
There are several ways to test the effectiveness of cell phone jammers in the examination room. Among them, the simplest and most effective method is to directly test the power, shielding range and other data of the signal jammer in the examination room through a spectrum analyzer. If you do not have professional electronic equipment, you can also use multiple mobile phones, walkie-talkies and other communication equipment with multiple frequency bands and different models to conduct field testing of mobile phone signal jam... more
