• 2023-07-24

When electronic communication devices are in normal use, they convert all operations on the device into data, and then transmit the data through electromagnetic waves. Electromagnetic waves associate mobile phones with signal base stations within a certain frequency range, and then complete data con...

• 2023-07-24

Cheating in exams using communication devices can increase the difficulty and pressure of maintaining discipline and order in the exam room, and these communication devices are interconnected through signal transmission. At this point, it is necessary to shield the existence of interference devices,...

• 2023-07-23

Recently, a customer inquired whether portable frequency jammers should be equipped with omnidirectional antennas or directional antennas when in use? Which one is more convenient and works better when used? I will answer these two questions for everyone. As the name suggests, portable frequency jam...

• 2023-07-23

Those who have some knowledge of intelligent jammer products will find a phenomenon that, although it has been developed for about 20 years, it is rare to see the use of a remote control for switch control in the switching mode of intelligent jammers. In the 2G and 3G era more than a decade ago, it ...

• 2023-07-23

There are a wide variety of types and styles of current telephone jammers. Some customers, after selecting and installing shielding devices, have put forward certain requirements for the device's power on and off functions. This is not satisfied with using conventional hardware switches to achieve d...

• 2023-07-16

As an essential tool in people's life, mobile phones are used by more people, and the demand for Mobile phone signal signal shielding equipment is also increasing. When using a mobile phone jammer, you can deal with some troubles caused by having a mobile phone, such as important signals leaking thr...

• 2023-07-16

The signal shielding market is constantly expanding, with a mixed bag of shielding devices and a wide variety. Targeted production of products of the same type but different models should be carried out, but there is essentially no difference. When consumers purchase, they still need to pay more att...

• 2023-07-16

The signal jammer is designed to prevent unexpected situations from occurring during exams. In order to prevent people from carrying some mobile phones or electronic devices to cheat during exams, as well as high-tech cameras and transmission devices, the school will set up a small signal jammer. In...

• 2023-07-15

There are many types of wireless jammers on the market now, regardless of power or device size, which come with many antennas. Some friends may be more concerned about the problem of too many antennas. So, the question is, can we reduce the number of multiple antennas in wireless jammers? My friend ...

• 2023-07-15

Recently, a customer inquired whether portable signal jammers should be equipped with omnidirectional antennas or directional antennas when in use? Which one is more convenient and works better when used? I will answer these two questions for everyone. As the name suggests, portable signal jammers a...