With the emergence and popularization of smart phones, their functions become more and more perfect, and gradually become smarter, your smart phone may know yourself better than you. Today, smartphones are important tools for us, and they are even more important for us in terms of communication, social networking and storage. Smartphones have almost become a part of our body, and our lives cannot be separated from it. It is not only a record of every moment of our lives, but we also store important information, whether it is our personal photos or family photos, or ours. Almost all account information is stored in our mobile phones. This is because smart phones store information about us, so hackers attacked our phones and attacked our smart phones in order to obtain our important information.
In the mobile phone network settings, there is an item of "Choose network bai network", select manual search, and then search the network, there will be two options (failure or no display to continue), don’t choose, directly Exit, the signal will be there...Note: Some mobile phones can only have a signal for 10 seconds after setting up successfully, but it is enough to send and receive text messages (repeatable search)
1. How to use mobile phone signal jammer 1． Select the area where you need to cut off the mobile phone signal, and place the cutter on the desktop or wall in this area. 2. After the installation is complete, turn on the Power of the disconnector and turn on the Power switch. 3. After the equipment is connected, press the Power switch and disconnector to work. At this time, all the mobile phones turned on at the scene are searching for the network, and the base station signal is lost. Both the caller and the caller cannot establish a call.
2. Introduction to the principle of mobile communication: The working principle of the mobile phone is as follows: within a certain frequency range, the mobile phone and the base station are connected by radio waves, and data and sound transmission are completed with a certain baud rate and modulation method.
3. Brief introduction to the principle of mobile cell phone jammer According to the above communication principle, the jammer scans from the low end frequency of the forward channel to the high end at a certain speed during the working process. 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 appears to search the network and has no signal
The principle of the mobile phone signal jammer: scans from the low end frequency of the forward channel to the high end at a certain speed during the working process.
Excuse me, can mobile phone signal jammers interfere with Wi-Fi signals? The wifi signal is a local area network signal, which is not the same as the China Mobile Unicom signal and will not be blocked. Common mobile phone signal jammer
Mobile phone signal jammer! Which cell phone types are not blocked? How to avoid interference when moving? General mobile phone jammers can shield all mobile phones in the 2G frequency band, including GSM and CDMA. In theory, CDMA has a strong anti-interference ability. Some mobile phone signal jammers can shield any signals. The mobile phone signal jammer can only shield the mobile phone signal without affecting other electronic devices. The principle is: mobile phone jammer