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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 modern society, mobile phones have become an indispensable part of people's lives. However, with the popularity of mobile phones, the interference of mobile phone signals has become more and more serious. In order to solve this problem, signal jammers came into being. Signal jammers are a device that can block mobile phone signals and effectively prevent interference from mobile phone signals. However, how to improve the working effect of signal jammers? Below, we will introduce some methods to you.Use scenarios of mobil... 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
Cell phone blockers are needed in many places, but many people don’t know how to install cell phone signal jammers. Some people think that the signal jammer can be connected directly to the power supply, but some people think that the frequency needs to be adjusted, and it is difficult to determine whether the signal shielding instrument is working, so let's look at the principle of jamming.1. Adjacent channel interferenceAdjacent frequency interference refers to signal interference at frequencies adjacent to the used signal fre... 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
The function of cell phone signal jammer is to block signals. It is used in many occasions. The most common use occasion we come into contact with is in the examination room. Nowadays, information spreads very fast. With a mobile device, all kinds of information can be spread to every corner in an instant. For some occasions where information cannot be spread, mobile phone signal jammers are very necessary. The editor below will introduce to you the principles, functions and prices of mobile phone signal jammers.1. Introduc... more
Cell phone signal blockers are mainly used in various examination rooms, schools, gas stations, churches, courts, libraries, conference centers (rooms), theaters, hospitals, governments, finance, prisons, public security, military areas and other places where the use of mobile phones is prohibited. It is understood that the mobile phone signal jammers currently on the market can limit mobile phone signals beyond 500 meters from the transmitting station. For example, Jinyuda's P501 jammer has a range radius of >20 meters. The ... more
Compare how a cell phone signal booster works to an antenna: The booster receives the cell signal from a base station and sends it to the cell network. You can forget about issues like limited range, dropped calls, and slow data rates when you have a cell phone signal booster. Therefore, a cell phone signal booster is your personal supply of high-quality cellular network.Cell phone signal booster will help your cell phone work at a high level. This device improves the reception of signals, so you will enjoy the perfect working of you... more
Common cell phone signal jammers on the market have operating frequencies: 869~894MHz; 825~960MHz; 1805~1880MHz and 1900~1990MHz, etc. The applicable frequency bands are CDMA800, GSM900, DCS1800, and PCS1900. It can control a range of about 40 meters in diameter, using a DC-DC converter input voltage and 5V output voltage.Before purchasing a jammer, there are several important factors that should be considered:1) Band frequency.The correct frequency to choose depends on the device you want to block. To prevent cell phone re... more
Common cell phone signal jammers on the market have operating frequencies: 869~894MHz; 825~960MHz; 1805~1880MHz and 1900~1990MHz, etc. The applicable frequency bands are CDMA800, GSM900, DCS1800, and PCS1900. It can control a range of about 40 meters in diameter, using a DC-DC converter input voltage and 5V output voltage.Before purchasing a jammer, there are several important factors that should be considered:1) Band frequency.The correct frequency to choose depends on the device you want to block. To prevent cell phone re... more
Every year during the college entrance examination, the school will have network problems, such as mobile phone disconnections and slow Internet speed, because the school has turned on the cell phone jammer. If we think of cell phones as handheld two-way radios, radios are subject to interference, and cell phones are no exception. Like any radio, cell phone signals are subject to interference.In this article, Topsignaljammer will talk to you about how cell phone jammers work.interference principleJamming a cell phone is like jam... 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
Many customers have called and said that I need a cell phone signal jammer that can block signals with a radius of 50 meters, an interval of 500 meters, and a radius of one kilometer, and it needs to be blocked by China Mobile, China Unicom and China Telecom.Is there a problem with the customer's request? No problem, and specific interval requirements are given, but can it be completed? The answer is that it is relatively difficult to achieve. Why is it so difficult to achieve? Don’t signal jammers have their own shielding ... more
Shop around to select products and conduct extensive research to learn more about:1. Investigate product quality, technical means, brand, etc.;2. Through Internet search, initially understand and communicate with technical personnel, and listen to technical instructions;Prison demonstration to see the effect:Select a few and go to the site to test and demonstrate the shielding effect;The third part examines the actual effects of the case.After the demonstration, the application, operating status and actual effect of the product in ot... more
Wi-Fi has revolutionized the way we connect and communicate, but with its widespread adoption comes a concerning trend: the rise of WiFi blockers. This article explores the implications and concerns surrounding the increasing use of Wi-Fi blockers, shedding light on the potential consequences for individuals, businesses, and society as a whole.Understanding Wi-Fi Blockers:
This section provides an overview of Wi-Fi blockers, explaining how these devices work and their primary purpose of disrupting or blocking Wi-Fi signals. It ... more
Wi-Fi has revolutionized the way we connect and communicate, but with its widespread adoption comes a concerning trend: the rise of WiFi blockers. This article explores the implications and concerns surrounding the increasing use of Wi-Fi blockers, shedding light on the potential consequences for individuals, businesses, and society as a whole.Understanding Wi-Fi Blockers:
This section provides an overview of Wi-Fi blockers, explaining how these devices work and their primary purpose of disrupting or blocking Wi-Fi signals. It ... 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
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
There are all kinds of cell phone jammer and all kinds of machines on the market. Prices are also unstable. Maybe you've bought a cheap machine on a platform, but it actually didn't work. When buying mobile phone signal shielding, you can't care about the price, because buyers are useful. Otherwise, even if a useless machine is cheap, consumers will have no actual effect. When choosing mobile phone signal shielding, you know what aspects you need to use. You can tell our company's expert who specializes in selling mobile ph... 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
5G signal jammers are built to block the working of communication equipment. The device uses the frequency at which the mobile phone operates, so it cannot affect the use of the mobile phone by receiving signals from the base station. If you want to disable the normal functions of your mobile phone, just install a mobile phone signal jammer, and the mobile phone will stop accepting calls and messages within a certain period of time.A cell phone signal jammer is a unique device. It will assist you against 5g, UMTS, CDMA, GMS, PHS... more
Every year during the college entrance examination, the school will have network problems, such as mobile phone disconnections and slow Internet speed, because the school has turned on the cell phone jammer. If we think of cell phones as handheld two-way radios, radios are subject to interference, and cell phones are no exception. Like any radio, cell phone signals are subject to interference.In this article, Topsignaljammer will talk to you about how cell phone jammers work.interference principleJamming a cell phone is like jam... more
1. What is a GPS jammer?The GPS signal jamming system is designed to suppress the signals of the global satellite navigation GPS system in the 1500-1600MHz range. Jammers make it impossible for GPS satellites to monitor the location of cars and all vehicles via GPS, and gps jammer devices will not interfere with cell phones and other devices. The GPS jammer range can be from 5 to 15 meters, which is enough for cars and buses as the trackers are usually installed in the cab inside the car. After initiating the connection via... more
There are many kinds of cell phone signal jammers on the market, and there are also various machines. Prices also vary. Maybe you may have purchased a cheap machine on a certain platform, but it was useless in actual use. In fact, when buying a mobile phone signal jammer, you don't have to care about its price, because the main buyer must buy it if it is useful. Otherwise, even if the useless machine is cheap, it will have no practical effect for consumers to buy it. When choosing a cell phone signal jammer, just make sure ... more
The most widely used mobile phone standard currently is our gsm global system for mobile communications. GSM standard equipment accounts for more than 80% of the current global cellular mobile communication equipment market. It is widely used and maybe we are familiar with the use of mobile phones. That's right, phone calls and text messages rely on GSM to provide a stable network data type. However, there is much more to GSM networks than we know. The gsm module is one of the directions that many electronic manufacturers are familia... more
It can be said that mobile phone signal jammers have brought great help to our lives, but we don’t know much about the specific knowledge of mobile phone signal jammers. Let’s learn about the mobile phone jammers we usually encounter. Frequently asked questions about signal jammers.(1) When the mobile phone signal jammer is working, why do some mobile phone signal indicators show that there is still a signal?Answer: This is just an illusion. In fact, the mobile phone could no longer communicate at this time. When you press the u... more
With the rapid popularization of 5G technology, the demand for cell phone signal jammers is also increasing. As an important communication security device, wireless signal jammers can help users block or control the transmission of 5G signals in specific scenarios to protect personal privacy and data security.Using advanced technology and high-power amplifiers, it covers a wide range of signal frequency bands, including 2G, 3G, 4G and 5G networks. With high power output and high anti-interference ability, it can effectively... more
The use of drone signal jammers needs to comply with local laws and regulations, and only operate within legal circumstances. The following is a general step-by-step guide, but please note that the exact instructions may vary by device model and manufacturer. Before operating a drone signal jammer, make sure you understand the device's instructions for use and operating manual in detail and follow the following general guidance:Determine the operating environment: Before using a drone signal jammer, it is crucial to underst... more
GPS signal jammer and GSM signal jammer are two different devices used for different purposes, they have the following main differences:Function and application: GPS signal jammer is used to block or interfere with the Global Positioning System (GPS) signal to prevent the GPS device from receiving positioning signals from satellites. It is often used in specific scenarios, such as military, security testing or personal privacy protection. The GSM signal jammer is used to block or interfere with the signal of the Global Syst... 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
