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  • How to calculate the interference range of mobile phone signal jammer
    How to calculate the interference range of mobile phone signal jammer
    • 2022-10-13

    Many customers call and say that I need a mobile signal jammer that can interfere with a radius of 50 meters, a distance of 500 meters, and a radius of one kilometer, and that it should be shielded by the three networks of China Mobile, China Unicom, and China Telecom. Is there a problem with the cu...

  • The use of frequency jammer in the examination room will not affect the normal performance of candidates
    The use of frequency jammer in the examination room will not affect the normal performance of candidates
    • 2022-10-13

    In order to safeguard the interests of the vast majority of examinees and improve the fairness of the examination, necessary restrictive measures must be taken against the cheating of a few people. The examination management department has adopted the practice of installing frequency jammer interfer...

  • What is the difference between the experimental data of the wireless jammer and the actual data?
    What is the difference between the experimental data of the wireless jammer and the actual data?
    • 2022-10-13

    When important examinations are coming, wireless jammers will be arranged in the examination room in advance, which can effectively prevent electronic signal cheating on the college entrance examination. We all know that its interference range is different according to the power. This data is genera...

  • Does the telephone jammer interfere with other wireless signals?
    Does the telephone jammer interfere with other wireless signals?
    • 2022-10-09

    We all know that in some special situations, the telephone jammer is required to shield the mobile phone signal to prevent leakage or cheating. For example, some confidential meetings are not allowed to carry mobile phones, and when they arrive, the mobile phone signal will be shielded by the teleph...

  • What are the functions of signal jammer?
    What are the functions of signal jammer?
    • 2022-10-09

    1. Mobile phones have become a new criminal means, and signal jammers can bring necessary help to social stability. Some opportunists use mobile phones to cheat in exams, and some terrorists and enemies also use mobile phones to detonate bombs. Facts show that mobile phones have become a tool for cr...

  •  Is the old mobile jammer unable to shield the 5G signal?
    Is the old mobile jammer unable to shield the 5G signal?
    • 2022-10-09

    "It's not strange." 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 mainl...

  • Advantages of vehicle jammer
    Advantages of vehicle jammer
    • 2022-09-30

    In order to deal with large illegal gatherings, sudden mass incidents, and bomb dismantlement tasks of suspected explosives, it is very important to start the vehicle jammer to shield the wireless signal in case of these events. The vehicle jammer adopts an ultra wideband design. All common wireless...

  • Can wired networks be shielded by electronic jammers?
    Can wired networks be shielded by electronic jammers?
    • 2022-09-30

    The electronic jammer adopts backpack design, which is easy to carry and flexible in application, especially suitable for emergency, transition, temporary control and other use needs; It is generally used in large and medium-sized examinations. The common security equipment in the examination room c...

  • The shielding effect of mobile phone jammer is not ideal, how to improve the shielding effect?
    The shielding effect of mobile phone jammer is not ideal, how to improve the shielding effect?
    • 2022-09-30

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

  • Why do desktop jammers choose built-in antenna?
    Why do desktop jammers choose built-in antenna?
    • 2022-09-25

    With the continuous development of communication technology, the mobile network has also been updated several times, from the original 2G mobile phone network to the current 3G, 4G and 5G mobile phone signal network. At the same time, the desktop jammer has also undergone continuous updates. The des...

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