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  • The importance of a suitable mobile phone jammer in the examination room
    The importance of a suitable mobile phone jammer in the examination room
    • 2022-07-03

    With the rapid development of domestic economy, various high-tech products have been applied, and the application of 5g network has brought the communication network to a new height. The upgrading of 5g network has not only brought many problems to the public, but also brought many problems to some ...

  • Why can the mobile phone still connect to the network when the signal jammer is installed?
    Why can the mobile phone still connect to the network when the signal jammer is installed?
    • 2022-07-03

    The Signal Jammer realizes the interference and interference to the wireless communication signal by transmitting the same frequency interference signal, so that the mobile phone can form garbled interference in the received message signal. The mobile phone can not detect the normal data sent from t...

  • How long is the service life of the Signal Jammer?
    How long is the service life of the Signal Jammer?
    • 2022-06-30

    At present, many schools have installed the signal jammer. However, after installing the jammer, their biggest concern is whether the jammer will be used too soon. The Signal Jammer will generate heat when it is used, which is normal. Electronic products need to have a certain stability in heat diss...

  • How to calculate the interference range of mobile phone jammer
    How to calculate the interference range of mobile phone jammer
    • 2022-06-30

    Many customers have called to say that I need a mobile phone jammer that can interfere with a radius of 50 meters, a distance of 500 meters and a radius of one kilometer, and that the three networks of China Mobile, China Unicom and Telecom should interfere. Are there any problems with the customer'...

  • The frequency jammer used in the examination room will not affect the normal performance of candidates
    The frequency jammer used in the examination room will not affect the normal performance of candidates
    • 2022-06-30

    In order to safeguard the interests of the vast majority of candidates 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 jammers. Durin...

  • What configuration does a standard signal jammer need?
    What configuration does a standard signal jammer need?
    • 2022-06-29

    If a signal jammer is installed in the examination room and the mobile phone can still send messages, the jammer may not have an effective interference signal. Here, it may also be that the accessory communication base station is relatively close, resulting in poor signal interference and indirect i...

  • Why are signal jammers different in different places?
    Why are signal jammers different in different places?
    • 2022-06-26

    The difference of signal jammers is caused by the power and number of channels of the signal tower, the distance from the site, and the size of other nearby buildings, landforms and landforms, resulting in different signals in the area. Because the building structure, local base station direction, p...

  • Use phone jammer to make appropriate interference scheme for the examination room
    Use phone jammer to make appropriate interference scheme for the examination room
    • 2022-06-24

    The preparation work before the examination is a headache for colleges and universities. The most important thing is to prevent students from cheating through cell phones, Bluetooth headsets, walkie talkies and other scientific and technological means. During the college entrance examination every y...

  • Where do I need a signal jammer?
    Where do I need a signal jammer?
    • 2022-06-24

    The Signal Jammer has become the "standard" product of various examination halls. In order to ensure the fairness and justice of the examination, these signal interference products will be used to block the wireless communication signal and isolate the cheating behavior of electronic products. These...

  • Is it reliable that radio frequency jammers are harmful to human body?
    Is it reliable that radio frequency jammers are harmful to human body?
    • 2022-06-24

    Continuing from last year, this year, RF jammers with signal jamming function were installed in many examination halls by local examination management organizations as a technical means to prevent college entrance examination candidates from cheating. However, an article titled "the founder of radio...

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