How to pick a devoted cellular cellphone sign jammer in the examination room? Let's check how Xiaobian shares his experience with you
First of all, we must make clear the region of use. Most of the cell phone blocker used by schools are suitable for long-time period paintings and durability. Secondly, how big is the vicinity we're protective? For example, a room of one hundred square meters or a venue of one,000 square meters, etc. If the area is massive, the electricity need to be large, and if the area is small, the protecting power can be adjusted. Then there are which frequency bands need to be shielded. Are all verbal exchange signals shielded? Or only a few frequency bands need to be shielded.
We remind absolutely everyone right now that if you want to acquire the excellent effect while shopping a appropriate protect, it also relies upon on the method used. The maximum vital of which are the following:
1. It is usually recommended to place the indoor shielding tool at a peak of about 180cm-220cm above the floor, and it is better to tilt it forward.
2. Whether there are obstructions (consisting of partitions, metal products, human bodies, and many others.) between the guard and wi-fi communique gadget (cellular phones, and so forth.). The interference sign emitted by the guard might be attenuated to varying ranges after passing thru the protect, please try and keep away from it.
3. The weaker the wi-fi conversation signal energy in the use surroundings, the stronger the theoretical defensive effect of the protecting tool.
Four. The farther the defend utility surroundings is from the bottom station, the more potent the defend's theoretical protecting impact.