What is the best range of mobile phone jammers in the examination room? Many schools now install How To Check For Cell Phone Jammer in order to prevent fraud. However, whether it is a school or a student, they don’t know the best range of mobile phone jammers. In fact, the scope of use is also related to the brand. Most mobile phone signal jammers are used within 200 meters. Such mobile phone jammers are generally installed in a classroom. However, there are some that can reach a coverage area of one thousand square meters. For example, the wireless test room signal shielding device owned by Shenzhou Mingda. Therefore, the use range of mobile phone jammers is related to the product itself. As for its optimal use range, it generally does not refer to the coverage area of the signal, but the range from the base station or amplifier. Within two hundred meters of the base station or amplifier, the effect of using a mobile phone signal jammer is the best. cell phone jammer Using drone jammers may lose your drone. It’s no secret that you can use drones to take pictures of your property. Protect your property and family with the help of phone jammers.
First of all, it is clear that How To Check For Cell Phone Jammer can shield 4G network signals. When the mobile phone works in a certain frequency range, the mobile phone and the base station are connected by radio waves, and the data and sound transmission are completed with a certain baud rate and modulation method. In response to this communication principle, the mobile phone jammer scans from the low-end frequency of the forward channel to the high-end at a certain speed during operation. This scanning speed can cause garbled interference in the message signal received by the mobile phone, and the mobile phone cannot detect the normal data sent from the base station, so that the mobile phone cannot establish a connection with the base station. The mobile phone is manifested as a search network, no signal, no service system and other phenomena.
