• 2023-10-09

The demand for communication devices such as mobile phones has increased significantly, and some places do not need them, leading to the emergence of signal blocking products. How these products interfere with communication signals? Firstly, we need to understand how communication signals are transm...

• 2023-10-09

In order to ensure that the communication and signal shielding needs of others are met without delay, the use of signal jammer equipment must be appropriate and meet the requirements. Many people should be very clear that mobile phone communication is transmitted through the signals of base stations...

• 2023-10-07

The widespread use of mobile signal jammers can cause certain interference to the base stations of mobile operators, which is a widely recognized reality in the industry. If it is a low-power mobile signal jammer, due to its relatively small transmission power and limited distance of interference si...

• 2023-10-07

In recent years, the demand for on-board electronic jammers has greatly increased, especially in high-power models, which have been particularly favored by police departments. However, in the process of equipment selection and delivery, during the vehicle modification and equipment integration stage...

• 2023-10-07

In order to enable the vehicle jammer to interfere with the remote detonation signal in different locations. In order to solve the power supply problem of outdoor task equipment, vehicle jammers will be equipped with built-in batteries or external battery boxes. Whether using built-in batteries or e...

• 2023-10-02

In order to ensure the fairness of each candidate, a few weeks before the college entrance examination, mobile phone interference devices will be installed at the test center to prevent students from cheating through high-tech means, and to ensure the fairness of each candidate as much as possible. ...

• 2023-10-02

In daily life, frequency jammers are established to interfere with the operation of communication equipment. This device cannot affect the application of mobile phones based on the data signals received by the communication base station, and can only be adjusted for mobile phones. If you want to sto...

• 2023-10-02

If someone uses cheating methods in exams, it will increase the difficulty and pressure of maintaining discipline and order in the exam room. The main means of cheating is the use of communication equipment, which requires the existence of different signal blocking devices. I believe this is still v...

• 2023-09-28

For several years, signal blocking machines have been used in various exams in schools. What is the reason for the display of mobile phone signals when the mobile jammer is turned on? 1. There is a display signal on the phone screen, and when making a call, the phone can still be used normally. The ...

• 2023-09-28

Some classrooms in schools will be equipped with a box similar to a speaker, which is called a signal jammer. Why is a signal jammer installed in the classroom? The answer is clear: signal interference can block the phone's signal and prevent its use. Schools will introduce some school regulations p...