Today, the number of drones around the world has increased dramatically. These changes require the government to adequately address special measures and means to introduce drones. First, a drone registration and registration system is required. Several countries have already begu

YAKIMA TRAINING CENTER, Wash. - Soldiers from the 1-2 Stryker Brigade Combat Team learned about the dangers of enemy jamming techniques during a degraded environment course held November 5-7 in the Yakima Training Center, Washington.

Why use a leaky cable without an antenna?

Most of the students of China Finance and Economics objected. The project leader said that the get out of class would not be blocked, and the lawyer said it was not illegal.

On June 6, 2019, the Ministry of Industry and Information Technology officially issued 4 5G commercial licenses to China Telecom, China Mobile, China Unicom, China Radio and Television Network Co., Ltd. etc. Since then the commercial use of 5G communication technology has started

Everyone has been there. You are driving when suddenly you see flashing lights behind you. You are arrested. Did you accelerate? Are any of your lights off?

The high school entrance examination is approaching, 5G test signal jammers have been actively promoted and used, and you can see test signal jammers in the test rooms of major schools. Why are more and more schools installing such equipment?

Other facts such as the ban on mobile phones at the start of the 2017 school year and the

As a new technology electronic device, smart phone is very emerging in today's society. How to limit the convenience it brings? Knapsack jammers will be used in key vocational qualification exams across the country. Undoubtedly, mobile phones have already undergone earth-shaking

The video signal of the TV is in the AM format! The audio signal is in the FM format! If the signal input of the machine is closed, it is difficult to interfere! If the antenna is open, it is easy to interfere! device can interfere!