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The hydraulic system is a technology widely used in industry and engineering. It uses liquid as the working medium and realizes the transmission and control of energy through the pressure and flow ...[Details]

With the rapid development of computer technology and network communication technology, the automation construction of power system has become more and more perfect, especially in the remote mo...[Details]

Recently, a joint team composed of Guodun Quantum, University of Science and Technology of China, Guoke Quantum, Jinan Institute of Quantum, and Shanghai Jiaotong University completed the world's fir...[Details]

For many years, consumer audio engineers have wanted to use power-saving digital Class D amplifiers to replace power-hungry analog Class A/B amplifiers. But so far, two problems have hindered the app...[Details]

On September 15, Dinglong Co., Ltd. issued an announcement stating that the company plans to invest 200 million yuan to establish Hubei Dinglong Advanced Materials Research Institute Co., Ltd. (herei...[Details]

1 Introduction With the continuous progress of modern power electronics technology and the development of information technology, inverter power supplies are increasingly widely used in ma...[Details]

;**********************************************************************  ;Use the serial port debugging wizard or the hyperterminal on the PC, set the baud rate to 9600, 8 data bits,  ;1 stop bit, no...[Details]

Recently, many netizens reported that their MacBook Pro suddenly could not charge, the battery level was displayed as 1%, and a repair prompt was displayed. It is reported that the problem of MacBook...[Details]

Apple's official website has updated the iPhone user manual, confirming that the compass in iOS 15.1 no longer displays coordinates, altitude and other information. The description before the updat...[Details]

The most important feature of today's smartphones isn't the bells and whistles, but something far more basic: How long does the battery last? Unfortunately, battery technology hasn't kept up with eng...[Details]

Since 2024, four companies including GAC Group have launched car charging solutions based on silicon carbide technology, which means that silicon carbide is expected to achieve large-scale applicatio...[Details]

A state-of-the-art wafer fab in New York and a super materials factory in North Carolina will create a SiC corridor on the East Coast of the United States   Collaboration will result in larger, highl...[Details]

First, let's talk about the selection of the 10kv insulation resistance tester megohmmeter. For equipment with a rated voltage of less than 500 volts, use a 500 volt or 1000 volt megohmmeter (megohmm...[Details]

Recently, according to @数码闲聊站, MediaTek is developing two new chip products, code-named MT6893 and MT6891. It is said that the two products will use 5nm or 6nm process and ARM Cortex-A78 core. In ad...[Details]

Negative feedback high, medium and low tone circuit made with AD827/OPA2604/NE5532 　　The function of the tone control circuit is to adjust the timbre in time to meet various listening requirements, ...[Details]