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source:Industry News release time:2020-11-21 Article author:sznbone Popular:Prison Jamming system
For many people, the college entrance examination is the most important node in life, and this exam will also greatly affect the future lives of candidates, so the importance of the college entrance examination is undoubtedly needless to say, but in such a sacred In the exam, there will be some candidates who try to cheat through electronic signals, hoping to get high scores through off-market recruitment. This behavior is undoubtedly extremely unfair to other candidates and tramples on the efforts of other candidates for many years. Achievement, so for schools, the test signal jammer is a countermeasure they must have.
First of all, let’s briefly introduce the principle of the test signal jammer. It is a means of using electronic signal isolation to counteract electronic signal cheating. Generally speaking, the range is about 0 to 20 meters, depending on the difference. The product and model, the specific range and signal strength will have certain changes. For details, please refer to the manual after the purchase. The test signal jammer can mainly isolate signals such as 4G signals and WIFI signals to prevent candidates from being In the examination room, some "black technology" was used to send and receive information, which caused it to lose its function from the root and ensured the order of the examination room.
Nowadays, more and more schools are buying test signal shielding device. Because this is a high-tech machine and equipment, it also has certain high standards for suppliers. Among them, Beijing Shenzhou Mingda is a high-tech test signal shielding device. The device manufacturer has provided many schools with high-quality machinery and equipment, and the actual effect is also very outstanding, which guarantees the sacred fairness of its examination room and creates a good examination environment for candidates.
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