What are the safety misconceptions about cell phone jammers in detention centers?

Custody is in accordance with regulations. Governing bodies led by detainees. For criminals who are inconvenient to be sent to the scene for execution, if the criminal is sentenced to one year in prison or the remainder of the sentence does not exceed one year, the detention office will also control them. The daily tasks of detention facilities are to carry out armed warning and surveillance on detainees…

During the college entrance examination, the school will turn on the wireless wifi signal jammer, which will damage the call quality of customers around the examination room, such as: frequent call failures, disconnection, loss, occasional voice chat, slow Internet, etc., which will return to normal after the examination. In addition, in order to ensure smooth signals near the school, the operator has arranged in advance for communication engineers to test the entrances and exits of each…

Nowadays, there are many areas around us that are strictly prohibiting the use of mobile phones, especially those places with information security requirements such as examination sites, corporate offices, classrooms, factories, companies, etc. In the past, in addition to putting mobile phones in the signal shielding cabinets of the security department in advance, these areas can also install mobile phone signal blockers. Cell phone signals can appear in different places, everywhere, such as…

When the mobile phone is working, it is within a certain operating frequency range. The mobile phone and the communication base station are connected using electromagnetic waves, and information and sound effects are transmitted with a certain serial port baud rate and deployment method. For this type of communication principle, the signal jammer passes from the low-end rate of the wireless channel to the high-end scanner at a certain rate during the operation process. This scanner speed can…

Question: Is there anything that can counter cell phone signal blockers? I heard that Xiaolingtong will not be interfered with? Can Bluetooth be used within the shielding range? Can mobile QQ be used normally within the shielding range?

Answer:

1. There is currently no truly effective product on the market that counters cell phone signal blockers.

2. Xiaolingtong will also be blocked (i.e. interfered with).

16 Adjustable Desktop Antennas LOJACK UHF VHF GPS WIFI 2G…

Signal jammers are a type of equipment specifically used to shield wireless signals. Their main function is to prevent terrorists or other criminals from using wireless remote control bombs, walkie-talkies, mobile phones, drones and other equipment to carry out terrorist attacks or other criminal activities. In order to ensure that the signal jammer can perfectly complete the tasks assigned by superiors when shielding wireless signals, and in the absence of casualties, the requirements for…

The college entrance examination is coming up in three months, and many students have already begun to work hard for their future. At the same time, many schools are also stepping up preparations. In order to provide students with a fair and just environment, they have already started preparing to layout examination rooms in March. One of the more important equipment in the layout of the examination room is definitely inseparable from our full-band examination room…

The signal jammer equipment power amplifier module plays an important role in electronic equipment, and its performance indicators are critical to the stability of the entire system. Let's discuss what the technical indicators of the shielding signal equipment power amplifier module include.

1. Basic parameters

1. Rated power: This refers to the continuous power that the power amplifier module can output under normal…

What problems can a cell phone signal jammer solve?

In the information age, communication technology develops rapidly, and mobile phones have become an indispensable tool in people's daily work and life. However, the widespread use of mobile phones has also created some problems that cannot be ignored, mainly:

1. Mobile phones have become a new channel for leaking secrets.…

How to detect the effective blocking range of the mobile phone signal jammer in the examination room?

There are several ways to test the effectiveness of cell phone jammers in the examination room. Among them, the simplest and most effective method is to directly test the power, shielding range and other data of the signal jammer in the examination room through a spectrum analyzer. If you do not have…

Can a wifi signal jammer block monitoring transmitted through cables?

We often encounter customers asking us questions: Can your products block cameras? I need to buy a Wireless Signal Jammer to block surveillance cameras. When we encounter such a question, we really can't give an answer immediately. We must first ask the customer: the target object you need to block, that is, the surveillance…

How effective is the wireless signal jammer when placed on the ground?

All customers who have purchased a wireless signal blockers are very concerned about the actual shielding effect of the shielding device when they perform a power-on test after receiving the product. Different customers must have differences due to the testing environment, testing methods and testing times. The cell phones used are also different, so the…

Can the interference signal of the 5G signal jammer penetrate two walls continuously?

Many customers hope that the 5G signal jammer they purchase has the function of penetrating walls. They even hope that the 5G signal jammer can directly penetrate the interference signal through two walls and still maintain sufficient strength. So, can such expectations be realized?

This requires distinguishing the…

The impact of base stations on the shielding effect of cell phone signal jammers

It is a key device that has been frequently used in major examination rooms recently. I believe many people should know the true function of this device. It is a key device that has been vigorously promoted in school examinations and can effectively eliminate and prevent candidates from cheating. , that is today’s protagonist: cell phone signal jammer.…

Where are GPS jammers generally used - cell phone signal jammers

1. What is a GPS jammer?

The GPS signal jamming system is designed to suppress the signals of the global satellite navigation GPS system in the 1500-1600MHz range. Jammers make it impossible for GPS satellites to monitor the location of cars and all vehicles via GPS, and gps jammer devices will not interfere with cell phones and other devices. The…

Instructions and precautions for use of 5G high-power cell phone signal jammer system

Instructions for use of 5G high-power cell phone signal blocker system:

• 1. For the HA-1000H high-power cell phone blocker, first confirm the location of the communication base station, find a high point and fix the output port of the machine downward (to prevent rain), and fix the antenna on the top or…

Recently, we have often received inquiries from some customers who want to buy a suitable wireless signal jammer from us. The purpose is also very clear, which is to block surveillance cameras. Usually when we encounter such a demand, we will directly refuse it. . So the question is, can’t the wireless signal jammer we produce block surveillance cameras?

Here, as a professional manufacturer of…

Customers in the purchase of cell phone signal jammer equipment, generally as long as no special instructions, the manufacturer's default factory band, is not included in the GPS positioning signal shielding module, but if the customer in the order of shielding equipment, very clearly put forward the requirements: the need to shield all the mobile phone signal lamps at the same time, can be able to shield the GPS…

In the procurement of portable cell phone signal jammer, some customers are very enthusiastic to put the shielding equipment into the actual task very quickly, but also sometimes feedback back some information: the shielding signal coverage is a little on the small side. And after replacing the different working environment, feel the shielding distance of the shielding signal, some scenes will be larger, while…