• Aug , 10 2022

The interference range of mobile jammers varies according to the power of products. The interference radius of high-power mobile jammer used in prisons can reach hundreds of meters, while the radius of small-power mobile jammers suitable for examination rooms and conference rooms is generally 1-10 meters, depending on the strength of nearby signal base stations.  High power (several hundred w...

• Aug , 05 2022

Nowadays, the world has entered the information age of rapid development. With the rapid development of communication, especially mobile communication, mobile phone has become an indispensable communication device in people's daily life. People are enjoying the convenience of life brought by communication and are also adversely affected. In university classrooms, libraries, conference rooms and ot...

• Aug , 05 2022

1、Power: the power emitted by the cell phone jammer, antenna radiation (antenna gain, specificity, etc.), others 2、The interference effect of mobile phone jammer is different between indoor and outdoor space The generation, attenuation coefficient and reflection surface of indoor mobile phone signal and interference data signal are complex. The effect of the same mobile phone is different. General...

• Aug , 04 2022

In recent years, mobile phone shielding has been used in various national examinations. When the mobile phone is shielded, what is the problem with the display of the mobile phone signal? 1. The mobile phone displays a signal. When the mobile phone makes a call, the mobile phone can be used normally, and the call quality is relatively high, which is not affected. This situation shows that the shie...

• Jul , 26 2022

With the widespread use of mobile phones, the demand for frequency jammer in various conferences and examinations is gradually increasing, and frequency jammers of different styles are widely appearing in the market. However, the vast majority of customers lack sufficient professional knowledge about it, and often choose high-power equipment for good results, resulting in many hidden dangers. The ...

• Jul , 26 2022

First of all, look at the phone jammer itself. It emits radio frequency signals specifically for mobile phone signals. It will attenuate when it encounters obstacles in the transmission path, and the error degree of different obstacles is different, such as the steel concrete wall or brick concrete wall facing the whole face, the reinforced concrete wall and the brick concrete wall with two consec...

• Jul , 26 2022

1. It is impossible to know whether the Signal Jammer operates normally. After the equipment is started, the management personnel cannot immediately know the normal operation of the equipment, and special personnel are required to check the equipment.     2. Is it inconvenient to open and close uniformly? Most of them are difficult to be started and closed in a centralized and unifi...

• Jul , 21 2022

In some individual occasions, the use of mobile phones is restricted, and the most common problem is to install signal jammer on site. However, there are always individuals thinking about how to crack this kind of interference signal, so that their mobile phones can be trusted and used unimpeded. Is the crack trick of online search feasible If you want to crack the signal jammer, you must first kn...

• Jul , 21 2022

In China, the college entrance examination is a major event concerned by the people all over the country. After years of hard study and hard work, thousands of students have passed the test. A good exam means a good university. Good resources are available for choice, and a poor exam means a slight lack of resource opportunities. Most people think this way is good, and a few people think that such...