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With the widespread application of solar LED street lights in urban lighting systems, how to save energy and improve the utilization rate of street light energy has become an urgent problem to be s...[Details]
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International Energy Network News: From September 1st to 5th, the 11th China International Equipment Manufacturing Expo and the National New Industrialization Equipment Manufacturing Industry Demon...[Details]
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Today, Redmi officially announced that the Note 9 series will be released on November 26, claiming that three swords will be released at the same time. Lenovo Mobile began to promote the product by p...[Details]
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In the early morning of June 8, Apple held the 2021 Worldwide Developers Conference online. At this conference, RealityKit 2 added a new Object Capture API. Through this API, developers can use...[Details]
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On October 25, Changchuan Technology released its third quarter report for 2021. The company achieved operating income of 1.069 billion yuan in the first three quarters, a year-on-year increase of 11...[Details]
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Passive infrared detectors are one of the most commonly used devices in intrusion alarm systems. Since its introduction, the technology used has been continuously developing, and each technology targ...[Details]
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Wanye Enterprise is further promoting its strategic transformation. Recently, Wanye Enterprise announced that it will establish an integrated circuit equipment group in a joint venture with the Insti...[Details]
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TE Relays, a division of TE Connectivity, recently launched an innovative small-size power relay for use in photovoltaic inverters in modern photovoltaic power generation systems. The PCFN power re...[Details]
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According to the article "Amplifier Fever Pickings" in the 15th issue of "Electronics News" in 2000, an LM1875 current negative feedback amplifier was made. It was found that the background noise was...[Details]
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Using a single-chip microcomputer (or single-board computer) to play music is probably one of the issues that radio enthusiasts are interested in. This article starts with the basic experiment of...[Details]
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In 2023, the North American magazine Newsweek evaluated 2,300 hospitals in 28 countries, mainly referring to the two dimensions of medical level and service quality. Six Brazilian institutions ...[Details]
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1 Introduction
As computer performance continues to improve, more and more functions are integrated into computers. Therefore, the processing capacity of computers is increasing day by day...[Details]
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While there are many instruments that can accurately measure small DC currents (up to 3A), few can accurately (better than 1%) measure DC currents above 50A. This large current range is typical of loa...[Details]
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Current-sense amplifiers can amplify small differential voltages while rejecting input common-mode voltages, similar to traditional differential amplifiers, but with one key difference: For current...[Details]
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On the evening of October 24, Yicheng New Energy released its third quarterly report. Although the amount of losses is decreasing, its performance is still far from ideal. Prior to this, on October 10...[Details]
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