During class yesterday, the reporter walked into a number of third-year classrooms and found that the mobile phone signal was normal and there was no shielding interference. Some students said: "It's just that Cell Phone Jammer Diy Kit hasn't been opened for these two days." The school is a college entrance examination test site. In October last year, mobile jammers were installed in 60 classrooms in the school. They are generally used for large-scale exams such as final exams to prevent candidates from cheating. He denied using the shielding device to maintain classroom order in the third grade, saying that he would not use cell phone jammers during class. It is understood that mobile phone jammers, like mobile phones, emit electromagnetic radiation. my country has national standards for electromagnetic radiation protection: the electromagnetic radiation power density accepted by the public in the environment is less than 40 microwatts/cm², which is safe. Both environmental protection departments and environmental health research institutions can do such tests. cell phone jammer When the mobile phone signal jammer is in use, it will not interfere with the operation of other electronic devices. This is because the electromagnetic signal sent by # is completely within the collection working frequency band specified by the country and will only block mobile phone communication. And this signal is always in a relatively static state and will not affect any electronic equipment. In the cell phone signal shielding range, although there are cases where the cell phone signal is full, in fact, it will show that there is no signal when it is used. At this time, the cell phone is just a small brick.
With the development of the market economy and the advancement of science and technology, mobile phones have become more and more common in our lives, and their functions have become more and more numerous. While mobile phones have brought us a lot of convenience, they have also caused us a lot of trouble. The report said, “In class, students answering mobile phones, or surfing the Internet, chatting QQ, and playing games on mobile phones are more serious. During exams, some students also cheat on mobile phones, such as sending answers to classmates via mobile phones. Check the answers on the Internet on your mobile phone, etc.". In some forums and post bars, I found that "there are many students posting online during class time." This situation has caused interference to teaching activities in the classroom. Only by using Cell Phone Jammer Diy Kit to eliminate such interference and maintain normal teaching order can the quality of teaching be ensured and the expectations of students, parents and all sectors of the society will be lived up to. So
