• Mar , 17 2023

The reason why the smart jammer can call and surf the Internet is that the wireless channel can be established between the smart jammer and the base station through wireless electromagnetic wave, so as to establish a connection with the whole communication network. Linear electromagnetic waves have different working frequency bands. Different frequency bands have different uses, some for police, s...

• Mar , 17 2023

The cell phone jammer interferes and covers the radio signal by transmitting high-power multi band radio waves. It is usually used to interfere with the frequency of the remote-controlled explosive device at the explosive disposal site, so that the explosive device cannot be detonated. At present, the rapid development of wireless network has not only brought great convenience to people's life, bu...

• Mar , 10 2023

cell phone shield  devices can be divided into three categories according to power. The antenna is either the internal antenna installed in the cell phone shield, and the external antenna installed outside the cell phone shield . The external antenna is also divided into plate antenna, fiberglass omnidirectional antenna, Yagi antenna, and so on. At present, your company has designed a stealth...

• Mar , 10 2023

When the signal jamming is in the normal signal jamming environment, such as meeting rooms, theatres, lecture halls, and important confidential occasions, do mobile phone users perceive whether their signal jamming are interfered with signal jamming ?   1：When the signal jamming user moves from the non-shielded area to the shielded area and uses the mobile phone while walking, for example, th...

• Mar , 10 2023

jamming equipment  are UAVs used to counter illegal invasion, and usually have the function of driving or forced landing for various UAVs. According to the transmission power and the type of antenna configured, its range of action usually reaches 500 meters or even several kilometers. So the function of jamming equipment is so obvious. If it is turned on for a long time, what impact will it h...

• Mar , 03 2023

At present, radio jammer have been widely used in industries and places. The most common application places include: conference rooms, examination rooms, prisons, detention centers, reeducation through labor centers, factory cinemas, gas stations, libraries, etc. here is a detailed introduction to the selection of 5g shield installation points in some common application places.   The common s...

• Mar , 03 2023

When using UAV smart jammer, first check whether the power is sufficient and aim at the direction of UAV; Secondly, turn on each smart jammer switch, UAV forced landing mode, UAV slow landing; If the GPS switch is not turned on, the UAV can return according to the original flight route in the return mode; When the control switch device is in the working mode, the UAV can be forced to land or retur...

• Mar , 03 2023

It is often mentioned that the interference effect of cell phone jammer will be weak if there is a wall. There are several possibilities:   First, look at the cell phone jammer itself. The cell phone jammer transmits radio frequency signals specifically for cell phone jammer. It will attenuate when encountering obstacles in the transmission path, and the error degree of different obstacles is...

• Feb , 24 2023

Tion of digital cell phone shield is customized by law enforcement personnel and applied to intercept the information of terrorists and criminals. Nowadays, it is mainly used for government or official purposes, especially for combating terrorism. For example, cell phone shield to prevent organized crime planning, remote-controlled detonators to neutralize terrorist forces, and convoy guards of VI...