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  • Mistaken Use of Network Shielders in Examination Areas
    • Oct , 19 2022
    Mistaken Use of Network Shielders in Examination Areas

    In order to ensure the information security of examination venues and protect the personal interests of students, and to eliminate some people using mobile phones to cheat, many schools choose to use network screens to prevent this phenomenon before the examination. So what are the errors in using network shield? When testing the shield effect, the shielding range will be different in different pl...

  • Notes on using mobile phone interferometer
    • Oct , 19 2022
    Notes on using mobile phone interferometer

    As we all know, mobile phone interferometer consists of many radio frequency modules of different frequencies, and the frequencies between these radio frequency modules and antenna should correspond one to one, so why should they correspond one to one, and if not one to one, what will happen? Theradio frequency module of mobile phone interferometer is divided according to the signal frequency used...

  • Precautions for using intelligent shield in conference room
    • Oct , 19 2022
    Precautions for using intelligent shield in conference room

    In order to further standardize the use of mobile phones in confidential meeting rooms and effectively avoid the occurrence of mobile phone eavesdropping events, mobile phone signal intelligent shielding devices came into being. Although enterprises and institutions are paying more and more attention to the eavesdropping protection of confidential meeting rooms, the rapid development of informatio...

  • Application of signal interferometer in secret unit
    • Oct , 10 2022
    Application of signal interferometer in secret unit

    In order to further standardize the use of mobile phones in confidential conference rooms and effectively avoid the occurrence of mobile phone eavesdropping events, mobile phone signal interferometer emerged as the times require. Although enterprises and institutions pay more and more attention to the protection of confidential conference rooms against eavesdropping, the reluctant rapid developmen...

  • How to select and install the signal shield in the Grand Theater?
    • Oct , 10 2022
    How to select and install the signal shield in the Grand Theater?

    In order to ensure the smooth performance in the Grand Theater and prevent the sudden ringing of mobile phones and other communication tools from damaging the atmosphere of the performance, many Grand Theaters have now chosen to install signal shields. How should we choose and install the shields in the Grand Theater? The vast majority of large theaters need to install additional shielding devices...

  • Application of intelligent shielding device in school and examination room
    • Oct , 10 2022
    Application of intelligent shielding device in school and examination room

    Since the advent of intelligent shielding devices, they have always been trusted by examination halls, schools, prisons and other units. The device only interferes with the mobile phone signal, so it will not affect the mobile base station and other electronic devices. Nowadays, many primary and middle school students hold mobile phones one by one. Some are addicted to games, some are addicted to ...

  • How to make the best use of the car frequency interferometer?
    • Oct , 08 2022
    How to make the best use of the car frequency interferometer?

    How many meters the vehicle frequency interferometer can shield depends not only on the transmission power of the interferometer itself, but also on the distance of the base station in the use environment. It also plays an important role in building and signal amplification, which is done in some buildings. Of course, the effective coverage of the interferometer is not a specific value, but may al...

  • The signal is blocked. Is there really a way to crack it?
    • Oct , 08 2022
    The signal is blocked. Is there really a way to crack it?

    In some places where mobile phone usage is restricted, the most common way to operate is to install a network shield, and there are always a small number of people who want to crack it to make their mobile phone work properly, so is the cracking method of online search reliable? To crack the network shield, first of all, you need to know how it works. Its working principle is to emit white noise s...

  • Why are the shielding effects of intelligent shielding devices different in different environments?
    • Oct , 08 2022
    Why are the shielding effects of intelligent shielding devices different in different environments?

    In view of the fact that today's intelligent shield technology has been widely used in professional equipment, and can better adapt to the complex working environment, under such an objective background, it is particularly important to have a deep understanding of its role. After all, different specifications and types of equipment have different shielding effects, and only to ensure that the over...

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