Can changing to three-sided directional antennas increase the shielding distance?
In order to maximize the shielding distance and shielding effect of high-power cell phone signal jammers, some customers use..
The importance of installing a cell phone signal jammer
A mobile phone signal jammer is a device specially designed for mobile phone signals. By emitting electromagnetic waves of specific frequencies...
New AI model technology helps mobile phone signal jammer
This cell phone signal jammer uses advanced shielding technology, which can not only effectively block various mobile phone signals...
What are the rules for the use of mobile phone signal jammers?
Obtain permission to use according to law. The use of mobile phone signal jammers requires permission from the relevant department, otherwise it will be illegal...
Market Trend Axial Report on Mobile Phone Signal Jammer
In other words, every 100 mobile phone users will be matched with a mobile phone signal jammer User, this user may be a safe place, a confidential place...
Does the use of mobile phone signal jammers in the examination room...
The examination management unit has implemented many programs in the examination room, among which is the installation of cell phone signal jammers.
9 reasons why you should get a wireless signal jammer
Signal jammers are used by law enforcement and military personnel. It is also common for individuals to use signal jammers to protect their privacy and...
Reasonable and compliant use of mobile phone signal jammers
According to the current communication-related regulations, it is illegal to cause a large area of interruption of the signal of others.
Powerful cell phone jammer for controlling cell phone communication
Despite all the advantages mobile phones have, they can also be very harmful and cause a lot of trouble. That's why we want to introduce you to cell phone...
The reason why the mobile phone signal blocker amplifier has the conduction...
If the Shielding Cover is too close to the matching component, its parasitic effect changes its inductance or capacitance value so that the impedance...
Is it effective to install low-power mobile phone jammers outdoors?
The first grade is the low-power type, which means that the transmit power of each shielding module is below 2-3W.
Should mobile phone jammers choose low-power or high-power jammers?
In fact, if you want to improve the shielding effect of the mobile phone signal jammer, there is a relatively simple, fast and low-cost solution, that is to...
Advantages of using directional antennas for mobile phone signal jammers in the...
For a long time, most of the cell phone signal jammers purchased and used by the standardized test centers of various schools are omnidirectional antennas.
Cell phone signal blocker can block 4G signal
Second, the first thing that can be clear is that the signal blocker can block the 4G network signal. When the mobile phone works, it is within a certain frequency...
Main functions and technical indicators of mobile phone signal jammer
The mobile phone signal jammer scans from the low-end frequency of the forward channel to the high/end at a certain speed during the working process...
Working principle and operating frequency band of mobile phone signal jammer
When the mobile phone is working, the mobile phone and the base station are connected by radio waves within a certain frequency range to...
Ministry of Education apologises for cell phone jammers
This year, mobile phone jammers with signal interference function have been installed in many examination rooms by examination management...
4G cell phone signal jammer achieves high power gain indoors
Since there are so many types of 4G cell phone signal blockers that can cut 4G cell phone signals, of course we can't see the details of all high power 4G jammers...
What are the basic elements to be called a smartphone signal jammer?
As for the introduction of other functions promoted by some manufacturers, we believe that it is only sufficient for the basic functions of mobile phone signal jammers.
What is the difference between the signal jammer in the examination room and the...
The biggest difference between the mobile phone signal jammers used by public security agencies, especially prisons, and the test room jammers is that they have...
How to know the shielding range of indoor mobile phone signal jammer?
The signal jammer scans the low-end frequency of the channel to the high-end at a certain speed during the operation. This scanning speed can cause garbled...
What is the purpose of installing a mobile phone signal jammer in the ATM automatic...
What is going on? Is it necessary to block mobile phone signals in the area of ATM automatic deposit and cash machine?
The mobile phone frequencies and which frequencies are used in Germany
T-Mobile Germany, Vodafone D2, O2 Germany and E-Plus Mobifunk. All of them use GSM, 3G and 4G frequency bands to provide German people...
Debate on cell phone jammers should be legalized or not?
Legalizing cell phone jammers will simply open up the ability for private businesses to decide if they want people to be able to use their phones when visiting...
Handy jammers vary in different countries
Japan allows jammers to be installed in public places such as theaters and concert halls as long as they have a government-issued license.
Jammer Track Phone Refuses To Talk About Sensitive Information
According to leaked information from Snowden, a former CIA employee, the CIA has used the national security banner to urge Apple and Google to provide...
Jammer Roger Willemsen Draws Attention
Although they usually seem to be able to play better, this style of play, once used in the wrong place, becomes a real act of death.
The application of wireless intercom system sharing working frequency wireless intercom
Working frequency and basic parameter storage: First, set the working frequency and other various basic parameters in the working frequency mode.
Does the communication base station affect the mobile phone signal screener?
It is a good helper that has been vigorously promoted in the school's large and small examinations and can effectively prevent and prevent cheating.
Bluetooth Speaker Jammer Avoids Rushed Orders
Now our mobile phone communicates with the base station via the uplink frequency and then transmits the signal to the mobile switching center to realize the call.
How should secret-related scientific research sites take security...
For electromagnetic leakage and emission, low-leakage computers can be used in places where classified equipment is scattered and with a high degree of...
Conference room signal shielding system
The mobile phone jammer terminal is an environmentally friendly product, the electromagnetic radiation is lower than the national standard.
Cinema Shielding System Solutions
During the screening or performance of the theater, the mobile phone suddenly rings to disrupt the order or the scene environment
Why do gas stations advocate the installation of cell phone signal jammers?
The use of cell phone signal jammers can limit cell phone signals beyond 500M meters from the transmitter. The shielding radius is adjustable...
Cell phone signal jammer to rectify hairy children
Smartphones are designed to assist children in better learning, rather than indulging in the games inside. Is there anything I can do to help parents?
There is a signal jammer during the exam, how can I make my mobile phone have...
There are monthly exams arranged by the school itself, and there are more important ones like some high school entrance exams.
Video games plague family education, and e-sports training is "the antidote?"
In the face of mobile phone signal jammers, we have to look at them rationally and scientifically. The working principle of the cell phone signal blocker...
Building mobile radio jammers depends on the receiving power of the pick-up station
The interference power of Cellular Jammer is fixed, and the shielding radius of the unblocked space is determined by the path attenuation and the signal...
Four-point method to determine the shielding range of mobile phone...
we often need to install it according to the corresponding shielding range and surrounding environment,so how to judge the shielding range of...
Announcement on the use of mobile phone signal shielding devices
According to the unified deployment of the province, the written test of public subjects for civil servants in Jiangsu Province in 2021 will be held on December 20.
How to purchase mobile phone signal jammer equipment and matters needing...
It is better to bring the mobile phone into the shielded area after approval during the investigation. Perform the verification of the shielding effect.
Please use cell phone signal jammer with caution!
Under normal circumstances, for general exams and small meetings, choosing a mobile phone jammer with a 2W-10W transmit power can achieve good results.
Cell Phone Jammer Tricks Improves Grades
As mentioned earlier, cell phone jammer trickery has a wide range of uses, and it is often found in schools and used in daily class or large exams.
The Hospital's Cell Phone Jammer's Latest Shielding Devices
When shopping for cell phone jammers hospital through some channels, you need to really understand their market reputation and properly see the reviews...
What is the use of 5G signals?
The transmission speed of the 5G network will ensure that self-driving cars can respond instantly to commands such as braking.
The solution of installing mobile phone signal jammer in base station within 100...
The effect of using a conventional cell phone signal jammer on the site was very unsatisfactory. Is there any good solution for the signal jammer project?
The distance between the base station is too close and the shielding distance of the...
Choose a cell phone signal jammer for testing and bring it to your home or other different units for on-site testing. You will see that under...
Outdoor High Power Mobile Signal Jammer
Mobile Signal Jammer transmits high-power radio signals to cut off communications between mobile and cellular base stations.It does not interfere with any...
Different countries choose the frequency of Cell Phone Jammers is not the same
First of all, this high power adjustable 8 antenna signal blocker is really suitable for people who live in EU countries and need versatile high power signal blocker.
How far can 5G base station signals be transmitted?
The so-called capacity is how many base stations are needed to serve an area and satisfy everyone's Internet needs. Since the capacity of each base station...
Can the mobile phone signal jammer interfere with the base station's signal?
Since the advent of cell phone signal jammers, they have been trusted by examination rooms, schools, prisons, and other institutions.
Video games trouble family education
The working principle of the mobile phone signal jammer is to send out a specific signal to awaken or interfere with the signal between the mobile phone...
Four mistakes you should never make with your mobile phone!
In fact, accidents involving mobile phones exploding and spontaneously ignited every now and then. At this moment, I feel that what I am holding...
Where do you need to use a cell phone signal jammer in real life?
Mobile phone signal jammer is also known as: jammer, mobile phone jammer, signal jammer, mobile phone signal jammer,mobile phone signal blocker
Please use cell phone signal jammer with caution!
The principle of the cell phone signal jammer is to use broadband to transmit interference signals to interfere with the mobile phone's uplink signal to achieve...
Installation steps of mobile phone signal shielding instrument
Cell phone signal jammer is more and more widely used. The styles on the market are similar. Many people don't know the installation steps.
The installation of "mobile phone signal jammer" is a manifestation of being...
At present, many schools have installed "cell phone signal jammer". In this regard, netizens have different attitudes. Some netizens are worried about...
Every library should have a cell phone jammer
Many customers have complained about this. What can he do? He asked me what should I do? In this case, I told him he needed a cell phone jammer.
Use high-power 4G jammers to achieve high power gain indoors
With high power, of course, this 4G Wimax mobile phone signal jammer is designed with a good heat dissipation system, which can easily achieve the goal..
High-power multi-purpose signal jammers bring better conditions for people
This high-power 315MHz 433MHz LoJack 3G mobile phone signal jammer has a shielding range of up to 40 meters. It is powerful and can meet the needs of..
The interference range of the jammer is limited by the environment
Observe the interference distance, you will also be attracted to this high power 3G 4G desktop Wimax VHF UHF WiFi GPS Jammer, because depending on..
What type of jammer does the office need?
Why do I have to install a cell phone jammer in the office? If the ringing of the phone interrupts the speaker's thoughts during an important meeting..
Use the mobile phone jammer as a security tool
In addition to this 4G mobile phone signal jammer, there is also a car charger designed so that when people are driving, they can also use..
Multi-frequency test signal jammer equipment effect
Using multiple mobile phones with multiple frequency ranges to test the shielding effect of cell phone jammer in the field is a convenient..
How the exiled mafia boss became the center of Turkish politics
Saying that the Ministry of the Interior gave Peikko a portable cell phone jammer to prevent security and intelligence officials from answering his calls.
The mobile phone signal jammer manufacturer teaches you which jammer..
It must be ensured that the signal field strength of the jammer should be much greater than the field strength of the mobile signal BCH in the interference area.
Multi-faceted selection of mobile phone signal jammers
The first thing you need to do with the sale of jammers is to indicate the site you need to shield and the size of the area.
Can mobile phone signal jammers only shield 4G signals?
People who don't understand this industry are likely to be fooled. Eight antennas must be used for the jammers in the examination room to shield 4G data signals.
Mobile phone jammer for school
A teacher named Dean Liptak works in Fivay High Scholl, Florida. Because he used a cell phone jammer to block cell phone signals in class.
