• Oct , 14 2022

The cell phone shield the signal just like chatting with the base station. First, it sends a "hello" electromagnetic wave to the base station to show friendship. The base station responds after receiving the "hello", so the mobile phone receives the signal.  Shielding thecell phone shieldl is like a big speaker. When the mobile phone sends a friendly "greeting", it will send out an interferin...

• Oct , 14 2022

The simplest way to block the signal is to turn on the flight mode of the mobile signal jamming. Mobile phone flight mode is a convenient signal jamming mode introduced by manufacturers to meet the needs of users in some situations where mobile phone signals are not allowed to appear. For example, on a plane, in a meeting, when you need to concentrate on something, when you need to sleep well. In ...

• Oct , 08 2022

Electronic jammer software is a kind of junk software that meets the curiosity of everyone and only blocks the mobile phone signal on the surface but has no effect in fact. You download some interference software from the application market and use it. It is found that these software are only superficial data articles, but have no real signal interference to other devices. So if you want to just h...

• Oct , 08 2022

The electronic jammer is a kind of behavior that makes the mobile phone signal disappear or weaken temporarily by using some equipment or some method. It is mostly used in the confidentiality work of the education department examination, the state secret organ and the confidential project. In recent years, with the increasing use of mobile phones and other mobile terminals. First of all, we need t...

• Oct , 08 2022

Since ancient times, communication is the most important. In ancient times, information transmission was carried out by people riding horses or flying pigeons. The transmission of information was very slow, and there would be a time difference in transmission. From sending to receiving information, the number of days was counted. The accuracy and timeliness of information are not rigorous, which c...

• Sep , 29 2022

Interference equipment properly resolves shielding impact of strong signal to outside world: due to the complex environment of prison, in order to accurately interfere with prison   Inner mobile phone signal and avoid affecting places such as residents and office areas outside the monitor, should respond to multi frequency band, multi frequency point interference signal after system pairing a...

• Sep , 29 2022

First of all, the classification of signal jamming type, output power and machine shape. Signal blocking is used in various occasions, such as detention center, library, gas station, military and other places where signal jamming are strictly prohibited or confidential. How to choose when buying? It needs to be considered in many ways. signal jamming can be transmitted by wireless network signals,...

• Sep , 29 2022

The rapid development of communications in recent years has supported the use of communications in military and civilian fields. The more traditional HF-VHF-UHF frequencies are put aside, and the development of cell phone shield also changes with the development of communication. In recent years, communication allows modern broadband HF (WBHF) to provide a rate of up to 240 kpbs on a 48 kHz wide c...

• Sep , 24 2022

The wideband frequency jammer system is a professional modern communication signal jamming technology. Prison is a special environment, so the design requirements for the wideband frequency jammer system of the prison are higher and stricter. For the application of general conference system, the traffic volume is large, the location is fixed, and the blind area of communication shielding is nothin...