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Huawei officially announced that it will hold a press conference at 15:30 on December 23 to officially release the HUAWEI P50 Pocket foldable screen mobile phone. Recently, Huawei officially als...[Details]
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The general integrated amplifier circuit has many peripheral components and requires a larger heat sink. The power amplifier circuit introduced in this article is simple and easy to make. The circuit...[Details]
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Capacitors have equivalent series resistance (ESR) and equivalent series inductance (ESL). For example, the output filter capacitor (bulk capacitor) of a VRM uses a 3280 μF electrolytic capacitor, ...[Details]
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Introduction
At present, embedded systems have been more and more widely used in various fields such as industrial control, household appliances, mobile communications, PDAs, etc. As users have...[Details]
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Bone conduction headphones are not just a tax on IQ, but a relatively special type of headphones. The principle of bone conduction headphones should be explained from the perspective of how we hear...[Details]
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Repair of abnormal oscilloscope brightness control During the use of electronic oscilloscopes, abnormal "brightness" control often occurs. That is, when the "brightness" control knob is adjusted, the...[Details]
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Ascend Performance Materials is showcasing its latest electric vehicle materials at the Battery Show Europe this week. Ascend’s products include its new color-stable grade Starflam® flame-retardant p...[Details]
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Medical device manufacturers are increasingly choosing piezoelectric motors and actuators to replace traditional electromagnetic motors because the former have inherent advantages in medical device...[Details]
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With the accelerated arrival of the information age, the use of IC cards in China has become more and more common, and has been widely covered in many fields such as telecommunications, social securit...[Details]
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According to an announcement from the U.S. Department of Commerce, subpoenas have been issued to several Chinese companies providing information and communications technology services in the United S...[Details]
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2.2 Low-frequency noise characteristics and test technical requirements
2.2.1 Low-frequency noise characteristics
Low-frequency noise signals have some characteristics that are different from oth...[Details]
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LEDs for lighting applications today have the brightness, efficiency, lifespan, color temperature, and white point stability required for general lighting. As a result, these LEDs are used in the vast...[Details]
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The global shortage of computer chips that has plagued the world for the past two years may soon spread to more advanced chips used to power the next generation of smartphones and data center workloa...[Details]
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OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
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Recently, the geotechnical survey project of the Hebei Chicheng Gravity Energy Storage Pilot Demonstration Project undertaken by the 517th Team of the Tianjin North China Geological Survey Bureau was ...[Details]
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