News Of All Jammer Types

This is the most professional jammer news on dojammer.com. We provide you with the latest news about jammers and teach you how to better use jammers and extend their service life. At the same time, we will explain to you how to use the jammer reasonably and legally to avoid violating local laws. If you have any questions, please feel free to contact us.

Jammer Classification Articles

Cell phone Signal WiFi GPS Drone High Power

Top 10 Best Bluetooth Signal Blockers

Dojammer 2022-09-27

4G Signal Jammer

If you're in an area with lots of Bluetooth signals, your phone can become overwhelmed with messages and calls. This is especially true for large events such as...

bluetooth jammer

9 reasons why you should get a wireless signal jammer

Dojammer 2022-09-27

WIFI Bluetooth 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...

cell phone jammer

Our GPS signal jammer can block all GPS L1 signals

Dojammer 2022-09-27

portable GPS jammer

This powerful device from dojammer is a high quality, easy to use and very affordable product. You can easily take it with you in your car or your bag for some...

GPS jammer

Demystifying some of the secrets of cell phone signals

Dojammer 2022-09-13

mobile phone signal blocker

The following two tables are used to clarify the frequency bands and functional relationships of the communication base stations of the three major...

wifi jammer

How to classify the transmit power of wireless signal jammer?

Dojammer 2022-09-13

Latest 16-Band 5G Jammer

When some customers inquire about wireless signal jammer products, they often only ask how much coverage they need and a psychologically...

wifi jammer

Does the network version of the mobile phone signal jammer only have the switch...

Dojammer 2022-09-13

16 Antennas Cell Phone Signal Jammer

Does the network version of the cell phone signal jammer only need to have the function of switching on and off? ?

cell phone jammer

What are the advantages and application prospects of the mini wifi signal jammer?

Dojammer 2022-08-27

Mini wifi jammer

While there are many handheld WiFi bluetooth signal jammers on the market that block WiFi bluetooth signals, it may not seem that easy to find a...

wifi jammer

Reasonable and compliant use of mobile phone signal jammers

Dojammer 2022-08-27

12 Bands Signal Jammer

According to the current communication-related regulations, it is illegal to cause a large area of ​​interruption of the signal of others.

cell phone jammer

Powerful cell phone jammer for controlling cell phone communication

Dojammer 2022-08-27

Bluetooth Jammer

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...

cell phone jammer

What are the advantages of handheld drone jammers

Dojammer 2022-08-27

Handheld UAV Signal Jammer

Compared with the drone jammers on the market, the hand-held drone jammer has obvious advantages. It has a good-looking appearance, suitable power and...

drone jammer

Will the test room signal jammer affect the RF broadcast?

Dojammer 2022-08-27

cell Signal Jammers

The test room isolator mainly interferes with the frequency bands used by common cheating tools such as mobile phone signals, WiFi signals, and wireless...

signal jammer

The reason why the mobile phone signal blocker amplifier has the conduction...

Dojammer 2022-08-27

16 Antennas Cell Phone Signal Jammer

If the Shielding Cover is too close to the matching component, its parasitic effect changes its inductance or capacitance value so that the impedance...

cell phone jammer

Does a GPS blocker in the car work?

Dojammer 2022-08-18

2 Bands Signal Jammer

In another situation, when you buy such a mortgage vehicle from a mortgage vehicle company, you will inevitably worry about the safety after purchasing...

gps jammer

Mobile drone counter gun

Dojammer 2022-08-18

drone Jammers

The rapid development of the drone market has also driven the development of related industries. As a high-tech product, drones have undoubtedly brought great...

drone jammer

Is it effective to install low-power mobile phone jammers outdoors?

Dojammer 2022-08-18

3G 4G 5G Blocker

The first grade is the low-power type, which means that the transmit power of each shielding module is below 2-3W.

cell phone jammer

Ten Questions about the Level Protection of Cell Phone Signal Jammers

Dojammer 2022-08-09

Bluetooth Jammer

Small-scale security rectification takes 2-3 weeks, the report is issued for one week, and the overall duration is 1-2 months.

signal jammer

Air defense combat, UAV anti-UAV is at the right time

Dojammer 2022-08-09

drone Jammers

In many regional conflicts in recent years, UAV and anti-UAV operations have become one of the main combat styles of the warring parties.

drone jammer

Transmission power and power consumption of wireless signal jammer

Dojammer 2022-08-09

18 Antennas Cell Phone Signal Jammer

When talking about the main technical indicators of wireless signal jammer products, key terms such as transmission power and power consumption are...

wifi jammer

Should mobile phone jammers choose low-power or high-power jammers?

Dojammer 2022-07-25

18 Antennas Cell Phone Signal Jammer

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...

cell phone jammer

Market demand for UAV countermeasure equipment

Dojammer 2022-07-25

High-Power Drone Jammer

Under normal circumstances, the vast majority of UAVs mainly rely on GPS signals for navigation and positioning flight, which leaves a usable operating...

drone jammer

Advantages of using directional antennas for mobile phone signal jammers in the...

Dojammer 2022-07-25

20 Antennas Cell Phone Signal Jammer

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 jammer

Will using a cell phone jammer damage my phone?

Dojammer 2022-07-16

High Power Portable blocker

If you enter a place where the mobile phone signal jammer is used for a short time, the power consumption of the mobile phone itself can be ignored.

cell phone jammer

Can individuals buy cell phone jammers?

Dojammer 2022-07-16

20 Antennas Cell Phone Signal Jammer

Otherwise, the local authorities have the right to demand that the use of mobile phone jammers be forcibly shut down, and even impose fines...

cell phone jammer

In this way, the effect of installing a mobile phone signal jammer is doubled

Dojammer 2022-07-16

16-band high-performance jammer

In fact, it has something to do with the surrounding environment where you use the cell phone signal jammer after all. Under what circumstances is it...

cell phone jammer

Sports competition anti-drone defense system

Dojammer 2022-07-06

High-Power Drone Jammer

The UAV defense system consists of a radio detection system, a radar detection system, and a UAV interception system. Create an early warning circle...

drone jammer

Can drone defense systems be used for extended periods of time?

Dojammer 2022-07-06

Drone Blocker

Other UAV defense systems only have interference modules. Generally, the frequency bands of UAV interference are mainly three main modules.

drone jammer

Install wireless signal jammers in secret locations to prevent information leakage

Dojammer 2022-07-06

latest 8-antenna Signal Jammer

In order to prevent internal information from being stolen from the outside world and leading to leakage incidents, many technical preventive measure...

signal jammer

Industry application of wireless intercom system

Dojammer 2022-07-02

Bluetooth Jammer

The progress of wireless walkie-talkie systems makes people feel fun and convenient. In this article, we will talk about the application scope of wireless...

signal jammer

Effective coverage of signal jammers

Dojammer 2022-07-02

12 Bands Signal Jammer

When the area of the site used is larger than the effective shielding range, it is recommended to use multiple isolators for cellular installation to ensure...

signal jammer

Cell phone signal blocker can block 4G signal

Dojammer 2022-07-02

12 Bands Signal Jammer

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...

cell phone jammer

How to see the quotation of notebook video information protection system?

Dojammer 2022-06-27

6 Bands Signal Jammer

First, when we understand the quotation of notebook video information protection system, we often get different answers.

signal jammer

Characteristics and Signal Interference Factors of Wireless Intercom System

Dojammer 2022-06-27

4G Signal Jammer

A high-quality wireless intercom system must not only ensure high call quality, but also avoid antenna radiation sources that interfere with other systems inside...

signal jammer

What happens to the drone after it's driven away by the drone jamming system?

Dojammer 2022-06-27

Handheld UAV Signal Jammer

When the UAV jamming system activates the eject mode, the purpose is to make the drones illegally entering the restricted flight area to evacuate the area...

drone jammer

Does the customer need to debug after receiving the full-band signal jammer?

Dojammer 2022-06-18

Mobile Phone LTE4G Blocker

Since the shielding distance of the full-band signal jammer is closely related to the on-site environment and signal strength, the shielding distance is different in...

signal jammer

Main functions and technical indicators of mobile phone signal jammer

Dojammer 2022-06-18

Desktop high-power 5G 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...

cell phone jammer

Working principle and operating frequency band of mobile phone signal jammer

Dojammer 2022-06-18

5G cell 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...

cell phone jammer

Ministry of Education apologises for cell phone jammers

Dojammer 2022-06-09

High Power Portable blocker

This year, mobile phone jammers with signal interference function have been installed in many examination rooms by examination management...

cell phone jammer

Misunderstandings about radio clocks

Dojammer 2022-06-09

12 Bands Signal Jammer

The new radio-controlled clock is also equipped with a radio-controlled clock mode and a quartz clock mode conversion function.In places where there...

signal jammer

The main function of the shielding box is to limit the electromagnetic capacity

Dojammer 2022-06-09

12 Bands Powerful Jammer

The shielding case is very important for the product. Severe electromagnetic interference will cause the equipment inside to fail to work normally.

signal jammer

4G cell phone signal jammer achieves high power gain indoors

Dojammer 2022-06-01

12 Bands Signal Jammer

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...

cell phone jammer

What are the basic elements to be called a smartphone signal jammer?

Dojammer 2022-06-01

cell Signal Jammers

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.

cell phone jammer

Precautions when using car GPS signal jammer to prevent tracking and positioning

Dojammer 2022-06-01

High Power Portable blocker

In fact, the most common car GPS signal blocker that can be seen on the market is relatively small in appearance.It is directly plugged into the cigarette...

GPS jammer

How does the surveillance jammer prevent illegal parking and capture?

Dojammer 2022-05-20

High Power Portable blocker

There are more and more vehicles, and parking spaces have always been a problem that people can talk about in their daily lives.

signal jammer

The drone countermeasure all-in-one machine is here

Dojammer 2022-05-20

High Power Portable blocker

The product is small in size, has a built-in directional antenna, and the antenna shielding range is 60 degrees. It is easy to install and meets daily needs.

drone jammer

How does the air defense system respond to the attack of the drone swarm?

Dojammer 2022-05-20

High Power Portable blocker

UAVs have the characteristics of low price, small size, and flexibility, and have become an indispensable and important weapon on the modern battlefield.

drone jammer

What is the difference between the signal jammer in the examination room and the...

Dojammer 2022-05-07

High Power Portable blocker

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...

cell phone jammer

Difference between gps and cellular version

Dojammer 2022-05-07

cell Signal Jammers

As for the GPS version of Apple Watch, it cannot be completely separated from the iPhone, and it needs to use the iPhone network to download and update...

GPS jammer

The Difference Between Handheld GPS Signal Jammer and Plug-in GPS Signal...

Dojammer 2022-05-07

Mini Hidden 4 Antennas Jammer

GPS signal blocker is a special electronic instrument used to block GPS positioning and tracking of automobiles. It is divided into handheld and electrified.

GPS jammer

How to know the shielding range of indoor mobile phone signal jammer?

Dojammer 2022-04-27

6 Bands 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...

cell phone jammer

How to design the smart blocker solution for multiple conference rooms?

Dojammer 2022-04-27

Cell Phone WiFi Jammer

When these conference rooms are doing mobile phone signal shielding projects, the customer proposes to install intelligent shielding devices.

signal jammer

What is the purpose of installing a mobile phone signal jammer in the ATM automatic...

Dojammer 2022-04-27

10 channels Signal Jammer

What is going on? Is it necessary to block mobile phone signals in the area of ​​ATM automatic deposit and cash machine?

cell phone jammer

The mobile phone frequencies and which frequencies are used in Germany

Dojammer 2022-04-13

mobile phone signal blocker

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...

cell phone jammer

Debate on cell phone jammers should be legalized or not?

Dojammer 2022-04-13

12 Bands Powerful Jammer

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...

cell phone jammer

Handy jammers vary in different countries

Dojammer 2022-04-13

12 Bands Signal Jammer

Japan allows jammers to be installed in public places such as theaters and concert halls as long as they have a government-issued license.

cell phone jammer

How signal jammers won't invade other people's privacy

Dojammer 2022-04-06

cell Signal Jammers

If you find that a driver is using a cell phone while driving, you can use a signal jammer to prohibit the behavior, as looking at a cell phone while driving is...

signal jammer

How to Detect Hidden Cameras Using Cell Phones and Radio Frequency (RF)

Dojammer 2022-04-06

6 Bands Signal Jammer

RF detection can be more accurate, but since there are many things transmitting RF signals that are not something a casual user might find useful...

signal jammer

Wireless video and WiFi signal jammer usage scenarios

Dojammer 2022-04-06

Latest 16-Band 5G Jammer

Signal jammers help prevent wireless hiding videos and unknown WiFi sources. The wireless video range is from 980MHz to 1200MHz, WiFi2400Mhz-2500Mhz is...

signal jammer

Wifi jammer channel blocking cell phone use in class

Dojammer 2022-03-25

8-antenna wifi Signal Jammer

At present, the use of wifi jammer channel in the classroom is widespread, and we believe that students have the right to use mobile phones in the classroom.

wifi jammer

Jammer Track Phone Refuses To Talk About Sensitive Information

Dojammer 2022-03-25

12 Bands Signal Jammer

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...

cell phone jammer

Jammer Roger Willemsen Draws Attention

Dojammer 2022-03-25

Super High Power phone Signal Jammer

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.

cell phone jammer

Main features of police drones

Dojammer 2022-03-14

UAV Jamming Device

The drone flew over the target area of ​​the accident to monitor the target area in an all-round and uninterrupted manner, providing a prerequisite for the public security...

drone jammer

How far is the most suitable shielding range for a cell phone signal jammer?

Dojammer 2022-03-14

6 Bands Signal Jammer

The shielding distance of the signal jammer device has a great relationship with the power of the device and the use environment.

signal jammer

How to prevent eavesdropping on the car?

Dojammer 2022-03-14

Desktop Anti-Recording Equipment

The ever-changing technology also makes it easier to expose people's privacy to the public. Recently, a small gsm eavesdropping device has been sold very hot on...

signal jammer

NATO must disable GPS jammers during maneuvers

Dojammer 2022-03-04

16 band adjuestable Signal Jammer

In advance, the military reportedly gave notice that GPS functionality in the area could be disrupted these days. However, this message did not reach many locals.

GPS jammer

Wifi jammer: why should I buy this type of jammer?

Dojammer 2022-03-04

latest 8-antenna Signal Jammer

To solve such a problem, a WiFi jammer has been created. Due to WiFi blocker, you can be sure that your data is safe and no one will use your data for their...

wifi jammer

Drone signal jammer to stop invasions in your privacy

Dojammer 2022-03-04

High-Power Drone Jammer

This device not only can block with the general 2.4GHz radio frequency, but also can block the latest 5.8Ghz radio frequency.

drone jammer

WiFi jammer is a powerful method of protection

Dojammer 2022-02-28

6 Bands Signal Jammer

The widespread commercial use of the company's Wi-Fi wireless network has spawned the next generation of hackers for wireless attacks.

wifi jammer

The application of wireless intercom system sharing working frequency wireless intercom

Dojammer 2022-02-28

3G 4G Cell Phone Jammer

Working frequency and basic parameter storage: First, set the working frequency and other various basic parameters in the working frequency mode.

cell phone jammer

Does the communication base station affect the mobile phone signal screener?

Dojammer 2022-02-28

12 Bands Powerful Jammer

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.

cell phone jammer

Bluetooth Speaker Jammer Avoids Rushed Orders

Dojammer 2022-02-19

High Power Portable blocker

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.

cell phone jammer

How should secret-related scientific research sites take security...

Dojammer 2022-02-19

LOJACK 3G 4G Blocker

For electromagnetic leakage and emission, low-leakage computers can be used in places where classified equipment is scattered and with a high degree of...

cell phone jammer

How to prevent pinhole cameras?

Dojammer 2022-02-19

4G Signal Jammer

In fact, the best advice is for friends at home to completely unplug the camera and turn it on when people are out. Using a portable jammer device...

signal jammer

What should be paid attention to when conducting confidential anti-eavesdropping...

Dojammer 2022-02-11

LOJACK 3G 4G Blocker

It seriously affects the frequency and strength of the signal under test, so it can be determined whether there is a wireless signal transmission device on site.

signal jammer

What are the ways to block the GPS signal?

Dojammer 2022-02-11

1 Bands gps Jammer

GPS jammers are primarily sold online. Plug it into the 12v adapter in the vehicle and it can now damage the GPS radio signal within a certain range.

GPS jammer

When testing the interference effect of the signal jammer on the remote control...

Dojammer 2022-02-11

4G Signal Jammer

After the signal jammer is connected correctly and the power on is working normally, it is necessary to maintain a certain distance between the remote...

signal jammer

Conference room signal shielding system

Dojammer 2022-02-09

12 Bands Signal Jammer

The mobile phone jammer terminal is an environmentally friendly product, the electromagnetic radiation is lower than the national standard.

cell phone jammer

Cinema Shielding System Solutions

Dojammer 2022-02-09

6 Bands Signal Jammer

During the screening or performance of the theater, the mobile phone suddenly rings to disrupt the order or the scene environment

cell phone jammer

Disadvantages of the signal jammer using frequency sweep and then jamming

Dojammer 2022-02-09

12 Antennas Signal Jammer

For the actual combat scene of bomb disposal and EOD, if the signal jammer first scans suspicious frequency points and then activates the jamming...

signal jammer

Is it necessary to turn off data traffic after connecting to Wi-Fi?

Dojammer 2022-01-27

6 Bands blocker

It can be seen that in general, Wi-Fi and mobile data do not interfere with each other! In theory, there is no need to turn off data traffic when using Wi-Fi.

wifi jammer

Why do gas stations advocate the installation of cell phone signal jammers?

Dojammer 2022-01-27

6 Bands Signal Jammer

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 jammer

Cell phone signal jammer to rectify hairy children

Dojammer 2022-01-27

12 Bands Signal Jammer

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?

cell phone jammer

5G+AI win-win symbiosis, artificial intelligence has great potential!

Dojammer 2022-01-27

Hidden Antenna WiFi RF Signal Blocker

As in the past, the vast majority of experts and enterprises believe that the importance of AI empowering traditional enterprises has become...

signal jammer

There is a signal jammer during the exam, how can I make my mobile phone have...

Dojammer 2022-01-27

3G 4G Blocker

There are monthly exams arranged by the school itself, and there are more important ones like some high school entrance exams.

cell phone jammer

Video games plague family education, and e-sports training is "the antidote?"

Dojammer 2022-01-27

3G 4G 5G Blocker

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...

cell phone jammer

Building mobile radio jammers depends on the receiving power of the pick-up station

Dojammer 2022-01-21

5G cell phone signal Jammer

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...

cell phone jammer

Does drone control and operation drones have to pass training?

Dojammer 2022-01-21

Drone Blocker

There are 20 test questions, and after the test is successful, the driver will be able to download a training certificate.

drone jammer

Anti-UAV system refers to the system technology of UAV interception?

Dojammer 2022-01-21

High-Power Drone Jammer

Anti-UAV system refers to the system technology of UAV interception. Concerns about the potential security threats from drones have grown...

drone jammer

UAV countermeasures are undoubtedly an important means of UAV risk aversion

Dojammer 2022-01-21

3 wire drone Jammer

Insurance coverage mainly covers damage to drone hardware and ground equipment. Product prices vary based on the design and lifespan of the drone.

drone jammer

Drones enter the zoo, causing public outrage!

Dojammer 2022-01-21

Handheld UAV Signal Jammer

The staff said that when the tourist's shooting behavior was discovered, the on-site breeder reminded and persuaded him, but the tourist did not stop his actions.

drone jammer

A Few Things About Drones and Drone Jammers

Dojammer 2022-01-21

drone Jammer

How should we do drone surveillance or candid photography? Small drones are designed for remote control.

drone jammer

Four-point method to determine the shielding range of mobile phone...

Dojammer 2022-01-14

3G 4G 5G Blocker

we often need to install it according to the corresponding shielding range and surrounding environment,so how to judge the shielding range of...

cell phone jammer

The four "anti-cheating artifacts" in the examination room

Dojammer 2022-01-14

16 band adjuestable Signal Jammer

In fact, many students have a lucky mentality when they take exams. Thinking about their small actions, the teacher will not notice.

signal jammer

Announcement on the use of mobile phone signal shielding devices

Dojammer 2022-01-14

High Power Portable blocker

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.

cell phone jammer

How to purchase mobile phone signal jammer equipment and matters needing...

Dojammer 2022-01-05

5G cell phone signal Jammer

It is better to bring the mobile phone into the shielded area after approval during the investigation. Perform the verification of the shielding effect.

cell phone jammer

Mobile phone jammer: detect + shield the existing problems

Dojammer 2022-01-05

GPS WiFi Signal Blocker

This technology is very advanced at first glance, and in fact it is just a very superficial understanding. When proposing this technology...

signal jammer

Special analysis on mobile base station interference

Dojammer 2022-01-05

12 Bands Signal Jammer

If the problem only occurs on a single transceiver, customers can judge whether it is a hardware problem or a data problem by observing after switching the RTF.

signal jammer

Please use cell phone signal jammer with caution!

Dojammer 2022-01-05

12 Bands Signal Jammer

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

A must-have anti-recording artifact in corporate meeting rooms

Dojammer 2021-12-30

phone jammer

At present, there are many types of anti-recording and eavesdropping products at home and abroad, most of which are interference through white noise.

recording blocker

How to interfere with the recording of the recorder?

Dojammer 2021-12-30

high power wifi jammer

The recording blocker is not only used for professional recording equipment, but also for mobile, external microphones and other equipment.

recording blocker

Cell Phone Jammer Tricks Improves Grades

Dojammer 2021-12-30

high power jammer

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.

cell phone jammer

The law requires permission to use jammers in large places

Dojammer 2021-12-30

classroom

Other facts such as the ban on mobile phones at the start of the 2017 school year and the GPS jammer that blocked Nantes airport last April remind us of...

GPS jammer

The Hospital's Cell Phone Jammer's Latest Shielding Devices

Dojammer 2021-12-30

Hospital jammer

When shopping for cell phone jammers hospital through some channels, you need to really understand their market reputation and properly see the reviews...

cell phone jammer

What kind of place is suitable for high-power shielding system?

Dojammer 2021-12-14

high power jammer

So what kind of place is suitable for high-power shielding system? What are the main components of the high power signal jammer?

high power jammer

Is there a bomb in the badminton hall? Explosion-proof car/signal jamming car...

Dojammer 2021-12-14

signal jammer

A coach from the Nanjing Badminton Sports School told me that there is a backpack in the badminton hall with a bomb in it.

signal jammer

The shielding instrument is used in many countries

Dojammer 2021-12-14

shielding instrument

The Mexican Federal Institute of Telecommunications (IFT) began to solicit public comments and suggestions on the draft bill for shielding...

signal jammer

These charging methods are very harmful to mobile phones

Dojammer 2021-12-07

mobile phone

When the mobile phone is being charged and used, the current from the charger is divided into two parts, one is to the rechargeable battery...

wifi jammer

Effective coverage of signal jammer

Dojammer 2021-12-07

Powerful signal Jammer

When the jammer is not in use, the power supply should be cut off in time to avoid affecting the normal use of the mobile phone.

signal jammer

What is the use of 5G signals?

Dojammer 2021-12-07

5G Jammer

The transmission speed of the 5G network will ensure that self-driving cars can respond instantly to commands such as braking.

cell phone jammer

The solution of installing mobile phone signal jammer in base station within 100...

Dojammer 2021-12-01

Powerful Jammer

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?

cell phone jammer

The distance between the base station is too close and the shielding distance of the...

Dojammer 2021-12-01

cell phone 3G 4G Blocker

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...

cell phone jammer

The benefits of countering drones in air defense areas

Dojammer 2021-11-30

Drone jammer

Drone jammers is a system of drone control equipment that responds to all dangerous behaviors such as unmanned aerial drones flying,secret photography...

drone Jammer

Phantom Brigade soldiers learn counter-jamming techniques

Dojammer 2021-11-22

Phantom Brigade soldiers

The class focused on recognizing and notifying GPS interference, while emphasizing the importance of not relying on electronic technology for navigation.

GPS jammer

Agra Prison which has J&K prisoners to get forward signal jammer

Dojammer 2021-11-22

prisonofficer

At present, the mobile jammers in the central prison are unable to shut down 4G and Wi-Fi signals. A private company has been asked to immediately prepare...

signal jammer

Outdoor High Power Mobile Signal Jammer

Dojammer 2021-11-22

High Power 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...

cell phone jammer

Different countries choose the frequency of Cell Phone Jammers is not the same

Dojammer 2021-11-18

cell phone signal jammer

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.

cell phone jammer

Russia scrambles GPS systems of powerful F-22 Raptors and F-35 Jets in Middle East

Dojammer 2021-11-18

gps jammer

Among other things, electronic warfare by Russia, including jamming, poses a significant threat to civilian air traffic, police, and peacetime medical operations.

GPS jammer

GPS Jammers Causing Safety and Time Problems Around the World

Dojammer 2021-11-18

GPS signal blocker

While the Federal Communications Commission (FCC) made GPS jammers illegal in the United States, they still exist.

GPS jammer

5G signal jammer helps the examination room

Dojammer 2021-11-09

5G signal jammer

Don't worry about its impact on other electronic devices, the signal jammer mainly shields the mobile phone signal.At the same time, it is used...

signal jammer

How far can 5G base station signals be transmitted?

Dojammer 2021-11-09

5G phone signal jammer

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...

cell phone jammer

Can the mobile phone signal jammer interfere with the base station's signal?

Dojammer 2021-11-09

signal blocker

Since the advent of cell phone signal jammers, they have been trusted by examination rooms, schools, prisons, and other institutions.

cell phone jammer

Video games trouble family education

Dojammer 2021-11-09

phone signal jamming equipment

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...

cell phone jammer

Car tracking free GPS positioning jammer

Dojammer 2021-11-09

GPS jamming equipment

The basic principle of the GPS signal jammer is to cut off the GPS frequency band signal, so that the car is in a signal blocking state.

GPS jammer

Four mistakes you should never make with your mobile phone!

Dojammer 2021-11-09

phone signaling jammer equipment

In fact, accidents involving mobile phones exploding and spontaneously ignited every now and then. At this moment, I feel that what I am holding...

cell phone jammer

Where do you need to use a cell phone signal jammer in real life?

Dojammer 2021-11-05

phone signaling jammer equipment

Mobile phone signal jammer is also known as: jammer, mobile phone jammer, signal jammer, mobile phone signal jammer,mobile phone signal blocker

cell phone jammer

4 factors affecting the price/performance ratio of prison mobile phone jammer system

Dojammer 2021-11-05

phone signaling jammer equipment

If the original stipulation jammer that the failure-free service life is 1 year and the failure-free service reaches 3 years in actual use, the price/performance ratio...

signal Jammer

Methods and precautions for selecting mobile phone jammer equipment

Dojammer 2021-11-05

phone signal jammer

After the product has been demonstrated, the application, operation status and actual effect of the product on other similar projects can be investigated.

signal Jammer

How to use jammer

Dojammer 2021-11-05

phone blocker equipment

Know the location of the base station before installing the equipment, and try to make the direction of the jammer follow the direction of the base station.

signal Jammer

Jammer Selection Guide

Dojammer 2021-11-05

signal Jammer

The wireless signal jammer (jammer) realizes the interference and shielding of the wireless communication signal by transmitting the same...

signal Jammer

Please use cell phone signal jammer with caution!

Dojammer 2021-11-05

phone jammer equipment

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...

cell phone jammer

What is radiation? Does the radiation of the communication base station affect people?

Dojammer 2021-11-05

wifi jammer equipment

Its wavelength ranges from cosmic rays of 10E-10 microns (1 micron = 10E-4 cm) to radio waves with a wavelength of several kilometers.

signal Jammer

Installation steps of mobile phone signal shielding instrument

Dojammer 2021-11-05

wifi jammer equipment

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.

cell phone jammer

The installation of "mobile phone signal jammer" is a manifestation of being...

Dojammer 2021-11-05

classroom jammers

At present, many schools have installed "cell phone signal jammer". In this regard, netizens have different attitudes. Some netizens are worried about...

cell phone jammer

Brief introduction of full-standard mobile phone signaling jammer equipment

Dojammer 2021-10-29

phone signaling jammer equipment

The transmission point is lower than the transmission power of the mobile phone, and lower than the transmission power of the traditional mobile phone...

signal Jammer

Importance of business information

Dojammer 2021-10-29

Importance of business information

Commercial secrets are essential information for social production, exchange, consumption and other economic activities.

signal Jammer

What should I do if recording equipment appears on important occasions?

Dojammer 2021-10-29

phone signal Jammer

Dojammer recommends the use of recording jammers in important meeting venues.Recording jammers can effectively interfere...

signal Jammer

The use of jammers made the theater quiet

Dojammer 2021-10-08

gps phone Jammer

No complicated operations. GPS Jammer can keep the test fair. The aim is to review the effectiveness of anti-fraud measures and their effects outside of class.

GPS Jammer

Signal jammers cannot be used privately in some areas

Dojammer 2021-10-08

WiFi phone Jammer

A WiFi Jammer sends electromagnetic waves of a certain frequency. Then the wave is broadcast throughout the area. Radios receive this wave..

WiFi Jammer

Every library should have a cell phone jammer

Dojammer 2021-10-08

classroom

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.

cell phone jammer

Mini car GPS jammer is loved by users

Dojammer 2021-08-09

Mini car GPS jammer

GPS L1 jamming signal, GPS L1 signal is a common basic GPS signal spectrum, and jammers can let you escape GPS well. The signal is tracked to you.

GPS Jammer

Use high-power 4G jammers to achieve high power gain indoors

Dojammer 2021-08-09

high power blocker

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..

cell phone jammer

High-power multi-purpose signal jammers bring better conditions for people

Dojammer 2021-08-09

wifi blocker

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..

cell phone jammer

GPS jammers use radio frequency technology to interfere with drones

Dojammer 2021-06-26

4 bands blocker

According to a spokesman for Technology Co., Limited, GPS Jammer use radio frequency interference technology to intercept drones in the air to help keep..

GPS Jammer

The interference range of the jammer is limited by the environment

Dojammer 2021-06-26

desktop Wimax VHF UHF WiFi GPS Jammer

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..

cell phone jammer

5G jamming function is more powerful than 4G jammer

Dojammer 2021-06-26

5G blocker

After using the drone jammer, some area of ​​the UAV signal can be completely shielded. No need to worry about your privacy, you can enjoy some quiet time.

drone Jammer

GPS jammers are non-violent devices

Dojammer 2021-06-11

car gps blocker

Especially when using more complex and far-reaching GPS Jammer settings, use a pair of satellite antennas along the front and rear directions..

GPS Jammer

Answers to frequently asked questions jammers

Dojammer 2021-06-11

Cell phone radiation jammer

Shielding range associated with protection against a strong electromagnetic field, the distance between the communication stations concerned.

signal Jammer

Signal jammers can be traced back to radio waves

Dojammer 2021-06-11

Signal jammer

We know that only the most accurate information can reverse the situation on the battlefield. On the other hand, GPS jammers are also very important in wars.

GPS Jammer

Every family should have a portable jammer

Dojammer 2021-05-31

wifi heimnetzwerk

Now anyone can use them to protect their privacy. In fact, we even concluded that portable wifi jammers are very useful and every family should have one.

Wifi Jammer

Jammers are an inevitable product of the development of the security industry

Dojammer 2021-05-31

map

To get rid of this annoying tracking, you can use a GPS Jammer, which can protect you from such location tracking in schools and other places.

GPS Jammer

What type of jammer does the office need?

Dojammer 2021-05-31

phone jammer

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..

cell phone jammer

Use the mobile phone jammer as a security tool

Dojammer 2021-05-23

phone

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..

cell phone jammer

Detailed explanation of the use of multifunctional wireless signal jammer

Dojammer 2021-05-23

multifunctional wireless jammer

Multifunctional wireless signal jammer is a new high-tech information security product developed by comprehensive comparison of electromagnetic..

signal jammer

Multi-frequency test signal jammer equipment effect

Dojammer 2021-05-23

Multi-frequency

Using multiple mobile phones with multiple frequency ranges to test the shielding effect of cell phone jammer in the field is a convenient..

cell phone jammer

WiFi jammers are very important in the market

Dojammer 2021-05-21

all bands jammer

In order to protect your wireless network, it is necessary to purchase a WiFi Jammer as an information security tool. It is a protective device designed..

WiFi Jammer

The ultimate guide on updating streaming settings

Dojammer 2021-05-21

3 bands WiFi jammer

Try to establish a continuous line of sight between the router and the streaming media device to ensure that it is not blocked by WiFi Jammer.

WiFi Jammer

How the exiled mafia boss became the center of Turkish politics

Dojammer 2021-05-21

5 bands cell phone jammer

Saying that the Ministry of the Interior gave Peikko a portable cell phone jammer to prevent security and intelligence officials from answering his calls.

cell phone jammer

Special industries cannot do without high-power mobile phone jammers

Dojammer 2021-05-17

High-power cell phone jammers are the perfect tool to eliminate the damage and further consequences caused by cell phones.

WiFi Jammer

How to obtain a high-power WIFI signal jammer?

Dojammer 2021-05-17

High-power jammer

High-power desktop phone WiFi Jammer has both the capability of a mobile phone jammer and a WiFi Bluetooth signal blocker.

WiFi Jammer

The mobile phone signal jammer manufacturer teaches you which jammer..

Dojammer 2021-05-17

wifi 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.

cell phone jammer

A powerful jammer can help people a lot

Dojammer 2021-05-12

wifi network

Cellular phones have become popular, and normal frequencies and common frequency bands include GSM, CDMA, DCS, and PCS. With the rapid..

GPS Jammer

The radiation from the jammer is very low

Dojammer 2021-05-12

jammer buy

From commercial organizations to schools, hospitals, banks and even law enforcement agencies, there is a demand for 4G mobile jammers..

GPS Jammer

Multi-faceted selection of mobile phone signal jammers

Dojammer 2021-05-12

jammer for sale

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.

cell phone jammer

Jammers will improve the efficiency of student listening lessons

Dojammer 2021-05-09

school

The signal jammer overloads the mobile phone by sending signals at the same frequency and high enough power, so that the two signals collide and cancel..

signal jammer

The US Navy's WLAN Jammer Technique Optimization at Point Mugu Naval Air Station

Dojammer 2021-05-09

Military jammer

The company cited the US Navy's WiFi Jammer Technique Optimization at Point Mugu Naval Air Station as an early adopter of Rappid technology.

WiFi Jammer

Walls and Thomas use GPS jammers to deceive Internet gaming facilities

Dojammer 2021-05-09

A security guard working there told investigators that three people entered the mall and used GPS Jammer. This became apparent after employees..

GPS Jammer

China is engaged in the research and development of military jammers

Dojammer 2021-05-05

jammers use in public

The US Department of Defense has purchased more than 200,000 anti-jamming systems for JDAM and other GPS guided weapons.

signal jammer

Different countries have different interference laws

Dojammer 2021-05-05

use jammers

Dozens of countries including Canada, Mexico, New Zealand, Norway, Turkey and other countries allow the police or prison authorities to use jammers.

signal jammer

Various jammers are currently very popular

Dojammer 2021-05-05

GPS blocker

In order to prevent GPS monitoring of your person, mobile phone or vehicle, the GPS Jammer will stop tracking the signal.

GPS Jammer

How do Drone RF Jammers work?

Dojammer 2021-05-03

Drone

An RF jammer is designed to interfere with a UAS or drone by triggering electromagnetic noise in the RF that is used by drones to operate and transmit video at..

drone jammer

Suitable for jammers of all frequencies used by the remote control

Dojammer 2021-05-03

remote control Jammer

The only way to stop the neighbor's car from alarming is to block the 315 MHz frequency. Our dedicated signal jammer will affect the car like this..

signal jammer

WiFi jammers can protect the home network

Dojammer 2021-05-03

10 Bands Jammer

Welcome to the interference store to buy professional BBS interference equipment. Buying jammers is not only a jammer sales store

WiFi Jammer

Can mobile phone signal jammers only shield 4G signals?

Dojammer 2021-05-02

4G signal jammer

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.

cell phone jammer

Will GPS signal jammers shield cell phone signals?

Dojammer 2021-05-02

At the beginning, the car GPS Jammer was a wire installed in the position of the car cigarette lighter, and the GPS signal can be shielded by the power ..

GPS Jammer

Mobile phone jammer for school

Dojammer 2021-05-02

classroom

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.

cell phone jammer

About the functional structure characteristics of the signal jammer

Dojammer 2021-05-02

4G phone jammer

The signal jammer adopts a high-dispersion aluminum alloy shell, which has a low operating temperature and a more stable shielding effect.

signal jammer

Is there a high-power signal jammer suitable for use in prisons?

Dojammer 2021-05-02

shielding jammer

The jammers should be powered by AC powered by. But is there a high power jammer suitable for prison use? The answer is of course.

high power jammer

Portable signal shielding device with rechargeable lithium battery

Dojammer 2021-05-02

signal shielding device

If the rechargeable lithium battery of the portable signal jammer is damaged and what can you do to solve the problem is really inconvenient?

signal jammer