What is a square dance jammer?

Recently, Mr. Li, who lives in Nanning, Guangxi, because of the long-standing plague by the sound of square dancing downstairs, in the case of reminders and alarms have failed to solve the problem, he bought a "anti-square dance artifacts" to deal with the square dance, the result is that there are legal sources, Mr. Li's practice is suspected of violating the radio regulations, once the The investigation will face the risk of punishment.

According to Mr. Li, every night from 7 to 10:30 or so, not far from his own downstairs square gathered a large number of square dancers, the sound of the sound is a bigger than one. This point in time, adults are home from work to rest, it is not easy to take a break, the results of the side of all the noise, who are difficult to put aside.

Mr. Li tried to remind them to lower the sound, his neighbors even reported to the police, but ultimately did not solve the problem. In the end, he had no choice but to try online jammers. When the square dance was up, Mr. Li used the jammer to aim at the control panel of the stereo and pressed it, and instantly the stereo was silent. Several aunts after drumming for a few minutes, see the sound did not recover, thought the sound is bad, they have no choice but to withdraw.

After Mr. Li shared the video, but a legal source said that the signals emitted by such square dance jammers belong to a kind of radio signals. According to the "Chinese People's Republic of China *** and the State Radio Regulations", any unit or individual shall not unauthorized use of radio frequencies, shall not be carried out in accordance with the law to cause harmful interference to the radio business. Once verified, they risk being penalized.

Principle of the jammer

Anti-square dance jammer principle is that it transmits electromagnetic wave carrier frequency and the carrier frequency of the interfered signal is the same, so together with the receiver to receive and amplify and demodulate the interfering signal and the interfered signal at the same time in the receiving terminal. The electronic interference power is strong enough to cover the signal being interfered with, it can achieve the purpose of interference.

On the e-commerce platform, there are a lot of square dance audio jammer for sale, some as low as 100 yuan. According to the store customer service, their jammer is only for smart audio with Bluetooth and wireless remote control, the best effect in the range of more than 50 meters, it does not work on the old-fashioned audio. Nanning City, the relevant person in charge of the radio monitoring center said, this square dance jammer signal, belongs to a kind of radio signals, if you want to use this jammer, you need to report to their units, otherwise there may be involved in violations.