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  • What are the advantages of vehicle jammer
    What are the advantages of vehicle jammer
    • 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...

  • Can mobile jammers be shielded from other bands?
    Can mobile jammers be shielded from other bands?
    • 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...

  • How does a signal jammer interfere with mobile phone signals?
    How does a signal jammer interfere with mobile phone signals?
    • 2022-11-27

    Nowadays, with the development of science and technology, more and more people use mobile phones to cheat. Every time they take an exam, there will be some people who practice favoritism and fraud. This has become an increasingly important issue for the education sector. In order to ensure the safet...

  • Where can I use a frequency jammer?
    Where can I use a frequency jammer?
    • 2022-11-27

    With the popularity of mobile phones, its arrival brings convenience to people's daily life, and it is inevitable that some people will maliciously use mobile phones to engage in some bad behaviors. For example, in the past, cheating in exams was mainly done by typing notes and carrying notes into t...

  • How far can a telephone jammer shield?
    How far can a telephone jammer shield?
    • 2022-11-27

    The shielding distance of the telephone jammer depends not only on the efficiency of the equipment itself, but also on the actual site terrain, nearby base stations, building materials, and whether there are unnecessary obstructions. For example, when the signal passes through reinforced concrete, g...

  • How to test the shielding effect of frequency jammer
    How to test the shielding effect of frequency jammer
    • 2022-11-26

    Before installing the frequency jammer, it is necessary to test the shielding effect. After testing, it can be determined whether the frequency jammer meets the shielding requirements of the whole conference room, and the number of shielding devices needed in the conference room can be determined. B...

  • The shielding effect of signal jammer is not ideal, how to improve the shielding effect?
    The shielding effect of signal jammer is not ideal, how to improve the shielding effect?
    • 2022-11-24

    We often receive more questions from customers, that is, the on-site signal is relatively strong, and the shielding distance of the signal jammer is relatively short. How should we solve this problem? How to improve the shielding effect? This situation has a high probability for manufacturers of sig...

  •  Can the signal jammer be used through the wall?
    Can the signal jammer be used through the wall?
    • 2022-11-24

    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 for the layout of the examination room to ensure the normal order of the examination room and me...

  • How long is the service life of the mobile phone jammer?
    How long is the service life of the mobile phone jammer?
    • 2022-11-24

    At present, many schools have installed the mobile phone jammer. However, after installing the mobile phone jammer, they are most worried about whether the mobile phone jammer will be used for too short a time. The mobile phone jammer will heat up when it is used, which is a normal situation. The el...

  • How to test the shielding distance of high-power signal jammer?
    How to test the shielding distance of high-power signal jammer?
    • 2022-11-24

    The effective shielding range of high-power signal jammer will be different in different use sites. This is closely related to the on-site signal field strength, that is, the distance of the on-site base station. The shielding range of different mobile phones at the same site is not necessarily the ...

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