• 2022-12-11

The strong mobile phone signal on the site is generally due to the close proximity of the surrounding base stations and the installation of an indoor mobile phone signal distribution system in or around the building, referred to as a mobile phone signal amplifier. According to the working principle ...

• 2022-12-11

Now many schools are busy preparing for the examination room. This is because the annual most important exam is coming. In the face of this most important examination, many schools are actively preparing to arrange what is needed in the examination room to ensure the normal order of the examination ...

• 2022-12-11

In class, some students secretly use their mobile phones to read novels, make phone calls, send messages, and so on, and the school always wants to find ways to stop it. At the same time, the phone jammer has gradually become the favorite of schools. At present, more and more schools choose to insta...

• 2022-12-11

Mobile phone jammers are used to interfere with mobile phone signals and are generally used in secret related meeting rooms, standardized examination rooms, prisons and other places. What factors are related to the jamming effect of mobile phone jammers? (1) Transmitting power of jammer Jammers can ...

• 2022-12-05

With the rapid development of science and technology, mobile phones have become a part of our lives as a means of communication. At present, they are inseparable from mobile phones. However, when mobile phones appear in some situations, they should not be used. Students use mobile phones to cheat in...

• 2022-12-05

This is because the power intensity of signal base stations built by different operators in different regions is different, and the distance between the base station and the place of use is also different. The nearby buildings are also different from the terrain and landform, as well as the material...

• 2022-12-05

In recent years, signal jammers have frequently appeared in school classrooms, churches, meeting rooms, secret units and other places, and have become one of the indispensable equipment. The essence of the signal jammer is to interfere with the wireless signal of the communication equipment, so that...

• 2022-12-03

Some customers found that in the actual use process, the shielding effect of the examination room network jammer is not ideal after it is turned on. If the factors of poor shielding equipment selection and performance are excluded, the installation position of the shielding equipment will become the...

• 2022-12-03

In order to deal with large illegal gatherings, sudden mass incidents, and bomb dismantlement tasks of suspicious explosives, the role of vehicle jammers is also crucial The equipment of vehicle jammer adopts ultra wideband design. All common wireless signals with frequencies ranging from 20-6000MHz...

• 2022-12-03

As the most common auxiliary equipment in the examination room, mobile jammer is a magic weapon to prevent examinees from cheating. According to the different radio signal interference frequency bands configured inside the jammer, the functions of different radio signal interference are also differe...