The most widely used mobile phone standard currently is our gsm global system for mobile communications. GSM standard equipment accounts for more than 80% of the current global cellular mobile communication equipment market. It is widely used and maybe we are familiar with the use of mobile phones. That's right, phone calls and text messages rely on GSM to provide a stable network data type. However, there is much more to GSM networks than we know. The gsm module is one of the directions…

Installation steps and methods

1. Take out the screen host from the packaging box.

2. Hang the signal jammer on the wall or corresponding location. The recommended installation height is 1-1.8 meters.

3. First connect the power cord to the host, then plug the power cord into the mains socket, and then turn on the power switch. The work indicator light on the host lights up to start working.

4. For large…

With the popularity and application of drones, drones are playing an increasingly important role in military, civilian and other fields. However, as its scope of use expands, security issues have become increasingly prominent. How to effectively prevent the improper use or malicious attacks of drones has become an urgent problem to be solved. At this time, the drone signal jammer has become an important tool…

It can be said that mobile phone signal jammers have brought great help to our lives, but we don’t know much about the specific knowledge of mobile phone signal jammers. Let’s learn about the mobile phone jammers we usually encounter. Frequently asked questions about signal jammers.

(1) When the mobile phone signal jammer is working, why do some mobile phone signal indicators show that there is still a signal?

Answer:…

Nowadays society, mobile phone is our daily essential items, almost manpower a mobile phone gives us a lot of convenience, but sometimes also cause a lot of inconvenience, which occasions need to avoid mobile phones, need to use cell phone signal jammer?…

If you want to understand the answer to the question of whether a mobile phone signal jammer has an impact on laptop Internet access, you must first understand the interference frequency band of the mobile phone signal jammer and the frequency band used by laptop computers to access the Internet.

First of all, if the interference frequency band of the mobile phone signal jammer overlaps with the frequency band used by the laptop to access the Internet, it will affect the laptop's…

Generally speaking, many places do not have clear legal regulations on signal interference devices, but for our use, we should also understand the relevant precautions, including the maintenance of equipment performance, and where I can use it. Among our common cell phone jammers, signal jammers prohibit the use of mobile phones, prevent harassing calls, and prevent mobile phones from ringing, while GPS satellite positioning jammers…

Cell phone jammers are familiar to everyone, but anyone who has ever taken a major exam has seen them and placed them at the entrance to the exam room. This is not a malicious signal blocking. On the contrary, this is an expression of fairness and providing a fair environment for candidates. However, most of the time, some people question whether it will affect the signal radiation of the base station,…

The mobile phone is connected to the base station through radio within the frequency range, and the data, sound, text, image and other electrical signals to be transmitted are modulated on radio waves and transmitted to the other party. 5G mobile phone jammers emit electromagnetic interference signals whose carrier frequency is the same as the carrier frequency of the base station signal. Therefore, garbled interference will be formed when the mobile phone receives the signal. The mobile…

With the rapid popularization of 5G technology, the demand for cell phone signal jammers is also increasing. As an important communication security device, wireless signal jammers can help users block or control the transmission of 5G signals in specific scenarios to protect personal privacy and data security.…

Mobile phone signal shielding system is also called mobile phone shielding system. This system adopts B/S architecture and can realize remote unified control and management through TCP/IP protocol. Each cell phone blocker has an independent IP address, just like ordinary network equipment. , connect the network cable to achieve networking.…