Many schools have been very busy recently, because the college entrance examination is getting closer and closer, and they are working non-stop to prepare the materials and machines needed for the examination room, so that candidates can take the examination in a stable and orderly environment. This is also the school's priority. Responsibilities lie. Therefore, we can see that many wifi jammers vigorously promoted by schools are installed in examination rooms. This is a problem that can effectively counter electronic signal cheating. Although its effect is very good, in actual use, Due to different installation locations and conditions, its effect is not clear.
Although the size of the shielding range we see can be found in the instructions for attaching the test signal shield, this is laboratory data for reference only and should be treated differently in actual use. Is there a base station 500 meters nearby? This is one reason that affects the shielding range, and the impact is different depending on the distance. This should be noted. Secondly, the test signal jammer for sale cannot penetrate the wall, which will cause it to The shielding range is greatly reduced, and metal objects will also affect its shielding effect. Although these problems will affect the signal shielding effect of the exam, it is still a good helper to effectively eliminate electronic cheating.
The above are the factors that affect wireless signal jammers introduced by the editor. I hope it can be helpful to everyone.