smartphone signal blocker

Installation of cell phone signal blocker device site survey

1. It is very important to understand the signal strength of the scene for the device of the jammer. Because there are many kinds of signals in an environment, and the strengths of the various signals are not the same, knowing the signal strength of the field can design the device shielding device in a targeted manner.

2. In the absence of survey equipment, it is necessary to understand the status of the base stations around the device address, visually check the distance between them, what base station (China Mobile, China Unicom, CDMA, 3G, 4G, 5G, etc.), and the direction of the base station's antenna Which way to point. In general, base stations in cities are mostly built on the tops of tall buildings, and towers in suburbs or villages.

3. If you have survey equipment, you only need to record the signal strength of multiple points indoors and outdoors in detail.

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