In recent years, with the continuous maturation of LED light sources, various types of smart projection products based on LED light sources have emerged as springing up. Only need a white wall, you can enjoy a large screen of private audio and video, and a wide range of app
Read moreForeword Recently, my friend asked me to install the machine, and I decided to use the AMD Ryzen 7 2700X + X470 + GTX 1080 Ti platform, which requires a medium-tower tempered glass side-through chassis, as well as extreme RGB lighting effects. After confirming the requirem
Read moreFrom portable media players and mobile phones to video game consoles, the rapid growth of consumer video applications requires a large number of different interfaces and adapters to enable users to transfer video data between their computers and various entertainment informati
Read more1 Introduction The frequency selective surface (FSS) is a two-dimensional periodic array structure consisting of periodically arranged metal patch elements or aperture elements periodically arranged on a metal screen. Such surfaces can exhibit total reflection (patch type)
Read moreThe four-year world football carnival feast is about to begin, and national teams are actively preparing for this peak battle, and the peripheral activities of this world's top football event are also in full swing. As early as March of this year, Changhong·Meiling became the o
Read morePrimary maintenance 1. Check that the busbar and its lower leads are secure. 2. Check that the secondary circuit wiring is secure, the fuse is intact, and the insulation resistance is shaken. 3. Capacitor cabinet inspection: When the air switch is disconnected without capacitor, the capacitor con
Read moreYesterday fell, continue today Make some changes in the market structure Yesterday retraced the broken 8240 line (here is the broken position support) It also ended its week (starting at 3.21, ending at 3.27) Secondary range gains (8240 to 9300) This is a helplessness, th
Read moreOn May 26th, the first press conference of Guizhou Unicom 5G Experimental Network was successfully held in the registration hall of Guiyang International Convention and Exhibition Center. At the meeting, Guizhou Unicom announced that it had successfully completed three “
Read moreWith advances in technologies such as microelectronics, juice computing, and wireless communications, wireless sensor networks are ranked among the 21 most influential technologies of the 21st century and one of the top 10 technologies that have changed the world. It monitors,
Read moreModern portable digital devices are inseparable from displays, and white LEDs (light-emitting diodes), which are backlights for displays, are many times better than traditional CCFLs (Cold Cathode Fluorescent Lamps) in many respects (such as servi
Read moreThe latest research shows that e-cigarettes can help smokers quit smoking, and in the short to medium term will not cause side effects. The study came from the medical research organization The Cochrane CollaboraTIon, who claimed to have found evidence. E-cigarettes are beco
Read moreTaiwan's LED die factory Jingdian announced on May 7 that the consolidated revenue in May was 1.814 billion yuan (NTD, the same below). The inventory of downstream customers of lighting and backlights was high, and demand continued to be weak. The revenue increased by 8.94
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