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Xinhua News Agency, Beijing, December 22 (Reporter Jiang Lin) In the dead of winter, when you walk into a shopping mall in the center of Fengxian County, Jiangsu Province, you will see a wide varie...[Details]
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Today, Black Shark CEO Luo Yuzhou officially announced the new product Black Shark 4 on Weibo. He revealed that Black Shark 4 supports 120W fast charging, is equipped with 4500mAh, and can be fully c...[Details]
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The principle of solar cells: Sunlight shines on the semiconductor pn junction, forming new hole-electron pairs. Under the action of the pn junction electric field, holes flow from the n region to ...[Details]
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In the automotive industry in 2018, new energy vehicles are still attracting much attention. Today we will take a look at the performance of new energy vehicles in 2018. We will also briefly introdu...[Details]
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As the penetration rate of new energy vehicles reaches 40% per week, the current home charging conditions for pure electric vehicles have become an important constraint affecting their development....[Details]
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On April 24, Wan Mingzhong, Party Secretary and Chairman of China Energy Engineering Digital Technology Group, and his delegation went to Zhangshu, Jiangxi Province, to hold discussions with Luo Go...[Details]
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How to test the computer power supply? The specific method is: use a metal wire to connect the fourth socket on the motherboard power cord and the seventh socket on the bottom (the premise is tha...[Details]
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1. Project Overview 1.1 Introduction At present, most music files are saved in MP3 format, which is a lossy audio compression format that cannot perfectly reproduce the original music. With the expa...[Details]
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The NCL30051 from On Semi is a peak current controlled fixed off time buck controller designed for LED driver applications. It has adjustable off time, 250mA source/500mA sink peak drive capability, ±...[Details]
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Introduction to Oscilloscopes
An oscilloscope is an instrument used to measure the shape of alternating current or pulse current waves. It consists of a tube amplifier, a scanning o...[Details]
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Next-generation architectural and decorative lighting can achieve a fuller range of colors by properly combining the outputs of red, green, and blue LEDs. In such high-brightness, multi-LED ser...[Details]
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On April 4th local time, in the latest court hearing of the Jinhua and Micron lawsuit, Jinhua defense attorney Jack DiCanio stated that the DRAM technology provided to Jinhua by its partner UMC was n...[Details]
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Text/Duoyu
Since the 18th CPC National Congress, the whistle for revitalizing Northeast China has been sounded. As China's old industrial base, it was once considered the "barometer" of ...[Details]
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Abstract: The technical requirements of high-voltage DC power supply for bimetallic band saw electron beam welding machine are introduced. Combined with the characteristics of high-voltage power su...[Details]
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1. Introduction UPS (Uninterruptible Power System) AC power supply is increasingly widely used in various fields of the national economy. This article will introduce a practical and simple online UP...[Details]
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