"EHang 184" is independently developed by Chinese nationals and can accommodate one passenger. When using it, passengers can specify the destination in the onboard application and then take off with one click and automatically fly to the destination. It is driven by pure electricity and is energy-saving and environmentally friendly. , only takes up the space of one parking space when folded. In 2014, this project was launched on the American crowdfunding website Indiegogo and raised US$860,000 in support from users around the world in two months. Recently, EHang 184 appeared on the cover of Popular Mechanics , a century-old American magazine . The magazine called it a "flying car", allowing mankind to realize a beautiful dream.
Recently, I have been learning the knowledge related to system transplantation. During the learning and debugging process, I found many problems and solved many problems. However, I always feel confus
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This is the power supply part of an old CRT color TV. I don't understand what the R837 and C844 near the optocoupler do. Can someone please explain it to me?
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1. RF chip marketAccording to Yole Development, the value of RF front-end chips in 2G smartphones is $0.9, which has risen sharply to $3.4 in 3G smartphones. The value of RF front-end chips in smartph