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  • What are the problems if the smart jammer module does not match the antenna frequency?
    • Jun , 17 2022
    What are the problems if the smart jammer module does not match the antenna frequency?

    As we all know, the smart jammer consists of many interference modules with different frequencies, and these interference modules correspond to the frequencies of the antenna one-to-one, so why do they correspond to one-to-one? If not, what are the problems. The interference module of smart jammer is divided according to the signal frequency used by mobile phone. The frequency ranges from 800M to ...

  • How do I choose a portable jammer?
    • Jun , 17 2022
    How do I choose a portable jammer?

    According to the style selection of mobile phone signal jammer, portable shield can be divided into built-in antenna and external antenna according to the style. The advantage of choosing a built-in antenna is that if the portable jammer is fixed in the test room, the built-in antenna is better than the external antenna. The external antenna is bare. It is easy to unscrew the antenna and cut off t...

  • How many mobile phone signal screens can Smart Jammer System access?
    • Jun , 17 2022
    How many mobile phone signal screens can Smart Jammer System access?

    In theory, there is no limit on how many mobile phone signal jammers can be received by the smart jammer system. The biggest feature of Smart jammer System is that it can set up any network with multiple centralized controllers. There is no upper limit on the total number of screening terminals. It can realize the monitoring and management of multi-cascade network and cross-city remote networking....

  • If multiple examination venues use smart jammers, can unified networking control be achieved?
    • Jun , 09 2022
    If multiple examination venues use smart jammers, can unified networking control be achieved?

    A test point for the National College Entrance Examination can be composed of many test sites, and these test sites can be controlled and managed by a set of control software if they are equipped with fixed-mounted test site smart jammer. By using the "Winning Horse" card test site smart shield, all smart jammer can be controlled and managed in the following ways. First, you can choose the network...

  • Does the customer need to debug after receiving the Smart Jammer?
    • Jun , 09 2022
    Does the customer need to debug after receiving the Smart Jammer?

    Customers do not need any debugging after receiving the smart jammer, they only need to test the shielding effect after power on. Every frequency band of the device is rigorously debugged and aged before it leaves the factory. Shipping is allowed only after passing the test. Customers do not need to debug the device after receiving it. They can test the shielding distance by mobile phone only with...

  • What good performance should a high quality portable jammer have?
    • Jun , 09 2022
    What good performance should a high quality portable jammer have?

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

  • Current Status and Future Trend of Network jammer
    • Jun , 02 2022
    Current Status and Future Trend of Network jammer

    In view of the fact that network jammer technology has been widely used in professional equipment and can better adapt to the complex working environment, it is particularly important to have a better understanding of the role of network jammer under such an objective background. After all, the shielding effects matched by different types of network shield are also different, only to ensure that t...

  • Can a network jammer interfere with the base station's signal?
    • Jun , 02 2022
    Can a network jammer interfere with the base station's signal?

    Network jammer aren't familiar to everyone, but anyone who has taken the big planning exam has seen them and placed them at the entrance to the test venue. This is not a malicious shielding signal. On the contrary, it is a manifestation of maintaining fairness and providing a fair environment for candidates. However, most of the time, some people doubt whether the network jammer will affect the ba...

  • Does Smart Jammer damage your mobile phone?
    • Jun , 02 2022
    Does Smart Jammer damage your mobile phone?

    Whether smart jammer can cause damage to mobile phones is a question that many shielded people have. Smart jammer transmits interference signals with the same frequency as the mobile phone receives, but it only blocks the connection between the mobile phone and the base station, so that the mobile phone is always in a signal-free or search state, which will not harm the mobile phone itself! When t...

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