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  • Does the signal  jammer affect other electronic equipment?
    Does the signal jammer affect other electronic equipment?
    • 2023-01-07

    As far as we know about signal jammers, we probably know that shielding machines can interfere with mobile phone signals and can be used in the examination room to prevent candidates from cheating with mobile phones. We are not clear about how shielding machines work and their types. According to th...

  • How to install the telephone jammer? The effect is good
    How to install the telephone jammer? The effect is good
    • 2023-01-07

    Some customers found that in the actual use process, the shielding effect of the telephone jammer in the examination room 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 b...

  • Is the old mobile jammer unable to shield the 5G signal?
    Is the old mobile jammer unable to shield the 5G signal?
    • 2023-01-07

    "It's not surprising." Communication experts explained that 5G is a new network system introduced in recent years, which uses some new radio bands. Many old mobile jammers do not support shielding 5G signals. According to the division of 5G frequency band, the 5G of China Telecom and China Unicom ma...

  • How to improve the interference effect of frequency jammer when the on-site signal is too strong?
    How to improve the interference effect of frequency jammer when the on-site signal is too strong?
    • 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 ...

  • Can the wireless jammer be used through the wall?
    Can the wireless jammer be used through the wall?
    • 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 ...

  • What factors affect the jamming effect of the mobile phone jammer?
    What factors affect the jamming effect of the mobile phone jammer?
    • 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 ...

  • How to install the network jammer with good effect
    How to install the network jammer with good effect
    • 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...

  • 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 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...

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