Cell Phone Jammer For Factory
As a mobile communication device, a mobile phone needs to establish a connection with a nearby base station when communicating, and then access the core network to find the communication destination. All information is carried and transmitted through electromagnetic waves. The electromagnetic wave frequency band used by the mobile phone is related to the system used by the mobile phone and the operator where it is located. But in general, the electromagnetic wave frequency bands used by the three operators are distributed in the range of 850-4900MHz. If the college entrance examination organizer wants to use Cell Phone Jammer For Factory to shield the mobile phone signal in the examination room, it is impossible to make the 2G/3G/4G/5G base station near the examination room not work, otherwise all the communication equipment in this area will not be able to communicate normally. Then the only way is to shield the mobile phone signal in the examination room. When it comes to shielding mobile phone signals, the first thing that comes to mind is metal shielding, that is, placing the mobile phone in a closed metal box. cell phone jammer The propagation of electromagnetic waves is blocked by metal. However, it is obviously impractical to make all classrooms in the examination room into metal-enclosed classrooms.The school is more willing to installCell Phone Jammer For Factory outside the dormitory building, which saves electricity, is easy to control, and has low radiation. You only need to take the installation point on the adjacent building of more than ten or twenty meters, and fix the mobile phone jammer. However, if there is no adjacent building that can be fixed, then a metal pole can be erected on the ground, or if there is a monitoring pole, it can be fixed on the monitoring pole. After the main body of the mobile phone signal jammer is fixed, then the antenna is set up. You only need to install the antenna. Face the building that needs to be shielded, and then adjust the angle and you can use it normally. Note that you must choose amobile phone signal jammer that is waterproof and rainproof.