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  • What happens to the mobile phone after using the interferometer?
    • Nov , 07 2022
    What happens to the mobile phone after using the interferometer?

    The interferometer is an amazing thing, and after use, the installation can change dramatically indoors. But no one could see the change. So many people wonder how a small thing can have so much energy, and even some people will try to see if a small shield can really be completely shielded. So, what happens to your mobile phone when you use a signal shield? In the room where the interferometer is...

  • Is it effective to install a small power smart shield outdoors?
    • Nov , 07 2022
    Is it effective to install a small power smart shield outdoors?

    Smart Shielders can be roughly divided into three classes according to the power size. The first class is small power type, which means the transmission power of each shielding module is less than 2-3W. The second stage is of medium power type, which means that the transmission power of the shielding module is between 10 and 20W. The third is the high power type, which means that the transmission ...

  • The Important Role of Signal Shielders in Secrecy Units
    • Nov , 07 2022
    The Important Role of Signal Shielders in Secrecy Units

    Although enterprises and institutions are paying more and more attention to the eavesdropping protection of confidential meeting rooms, the rapid development of information technology has brought more hidden dangers of eavesdropping. From the beginning, we only need to be careful that walls have ears, to now we need to guard against all kinds of black technology eavesdropping devices. In order to ...

  • Where can Smart Shielding Solve Shielding Requirements Effectively
    • Nov , 02 2022
    Where can Smart Shielding Solve Shielding Requirements Effectively

    With the rapid development of mobile communication in the context of the Internet, people rely more and more on mobile phones. Phone has become an indispensable part of people's daily work and life. Of course, there are also some problems that can not be ignored. Smart screens can be effectively solved one by one. Mainly: 1. It poses a threat to the security of confidential information. With the v...

  • What good performance should a high-quality network shield have
    • Nov , 02 2022
    What good performance should a high-quality network shield have

    1. Adaptability to different environments Network shield is used in different environments, which poses a serious challenge to the adaptability of telephone shield in different climatic environments. High-quality network shield should be able to withstand long-term stable operation in adverse environments, including dust, moisture, anti-corrosion, outdoor applications, and rain and lightning prote...

  • What is the impact of the test site shield on people?
    • Nov , 02 2022
    What is the impact of the test site shield on people?

    Examination sites, prisons and detention centers often use signal shield to prevent illegal use of mobile phones. Signal shield shields mobile phone signals by interfering with the downstream signal of the base station. The principle of the test site shield is that the frequency emitted by the shield itself interferes with the normal frequency of the mobile phone receiving base station, making the...

  • Operating Parameters of Pull Bar Box Frequency Interferometer
    • Oct , 26 2022
    Operating Parameters of Pull Bar Box Frequency Interferometer

    Interferometer is the general name of portable frequency interferometer. It includes a pull bar box frequency interferometer, a tow box frequency interferometer, a backpack frequency interferometer, and a handheld frequency interferometer. 1. It uses DDS digital frequency modulation interference technology 2. It can set the frequency range and adjust the power of the tow box signal shield accordin...

  • What is the function of a pull bar box frequency interferometer?
    • Oct , 26 2022
    What is the function of a pull bar box frequency interferometer?

    Graduate and civil service examinations will be held throughout the country, and the vicinity of schools as test points will become a signal-restricted zone. How can a pole-box frequency interferometer be so powerful in an examination room? Now reveal its secrets for you. Do you know how your mobile phone receives signals? The principle is that when the frequency-sweeping signal is received in the...

  • Anti UAV system plays an important role in combating black flight
    • Oct , 26 2022
    Anti UAV system plays an important role in combating black flight

    With the development of UAV industry, the number of civil UAV equipment has increased rapidly. It is of great significance to guide the public to use UAVs safely and legally, and to supervise, obtain evidence and enforce the law on violations of UAVs, so as to protect the safety of people's lives and property and maintain normal social life and order. Currently, UAV detection countermeasures can a...

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