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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
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
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
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
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
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
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
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
product description:At present, data signals are almost everywhere, and all electrical equipment will be surrounded by them. When the mobile phone is not used, the impact of these heavily surrounded signals on other electrical equipment is minimal. This is because when the mobile phone is not used, there is no communication between the mobile phone and the base station, and there is no communication between the mobile phone and the base station. It is unlikely that sudden changes in signals will occur. The electrical equipment is sur... 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 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
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
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
Nowadays society, mobile phone is our daily essential items, almost manpower a mobile phone gives us a lot of convenience, but sometimes also cause a lot of inconvenience, which occasions need to avoid mobile phones, need to use cell phone signal jammer?First: schools, major examination centres need signal blockersSchool is a place to study, students addicted to mobile phones and classroom "small actions" greatly affects the academic, many schools will take to confiscate the mobile phone handed over to the way of mandatory educa... more
Generally speaking, many places do not have clear legal regulations on signal interference devices, but for our use, we should also understand the relevant precautions, including the maintenance of equipment performance, and where I can use it. Among our common cell phone jammers, signal jammers prohibit the use of mobile phones, prevent harassing calls, and prevent mobile phones from ringing, while GPS satellite positioning jammers protect the whereabouts of vehicles, prevent tracking, and protect location privacy.Some thi... 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
Jammers disable many radio alarms and connected objects. The same jammers were used to steal cars. 70% of car thefts are done using portable jammers and other electronic cards. Radio alarm paralysis allows thieves to enter homes, stores or other places without reporting their presence.Signal jammers are very popular in many countries, and the United States, the world's largest economy, has an increasing demand for jammers such as GPS jammers. There is a professional manufacturing and sales shop. It is used to provide security an... more
