do you have the need to buy cctv jammer circuit

Theoretical analysis shows that when the mobile phone signal jammer is working, if the transmission power is too large due to improper setting, in a small confined space such as meeting rooms and classrooms, electromagnetic waves are superimposed in a small space and pass through the walls that are originally separated from the outside. According to the survey, the college entrance examination and the high school entrance examination are the occasions where cell phone jammer are used most.Multiple reflections from the ceiling and the ground will cause people in the room to be exposed to serious electromagnetic pollution.

In some examination rooms that use mobile phone signal jammers, some of the parties (the college entrance examination inspectors, candidates and teachers) are irritable and unable to concentrate. Individual candidates Even headache symptoms appear. Various signs indicate that if the transmission power of the mobile phone signal jammer is turned on too large, it will seriously affect the normal thinking of candidates in the examination room.In addition, mobile communication operators may also use shielding devices to harm each other's interests, so that they can gain an advantage in some local competition in the same industry. In addition, the CCTV Jammer Circuit is also easy to add software, becoming a veritable eavesdropping.

Among those who use cell phone jammer, some are to prevent cheating in exams, and some are to quiet the meeting place or keep the meeting information confidential. These are all for good wishes and purposes. But there are also for their own benefit. For example, the owner of a public phone may use a jammer to interfere with the mobile communication base station near his business location, so that people working near the public phone operated by him, the mobile phone is not working well, and they use it instead. Public telephone calls increase their economic income.