Music is the language of the world, no matter what skin color, what country or family. You can understand the emotions in music, whether it is sad, cheerful, passionate or boring. Music, it is a dream in singing, but also in the emoti…
Xinsong's electric meter robot automatic verification system uses the movable trolley to drive the robot to move, realizes the automatic splitting of the energy meter into the box material, the automatic loading and unloading of the electric…

0 Preface
Since its inception, monolithic switching power supplies have quickly occupied an important position in the field of small and medium power precision regulated power supplies due to their high efficiency, small size, high integration and stable functi…
With the emergence of GoPro4 in 2014, sport video cameras have gradually come into sight. From the original tracking of sports to the recording of life today, the use and play of sports video cameras are endless, and people’s expectations of its function and …
Another problem with room acoustics is the choice of optimal reverberation time. The reverberation time is affected by the area, shape, and materials used in the walls of the room, as well as other items placed indoors. We usually refer to a room with a longer reverberatio…
In the rapid development of today's modern information society, large-screen displays have penetrated from commercial applications such as public information display to consumer multimedia applications. With the development of broadband networks, digital multimedia…
Welding points and methods of electronic components
Soldering components with electric soldering irons is a basic assembly process that plays a key role in ensuring the quality of electronic products. The welding points of some components are described below. <…
As Korea, which has the first of the three major magical techniques in the beauty industry, their sisters recently moved to abandon the concept of their own plastic …