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The YHJYM-1A three-phase electric energy meter field calibrator is designed according to the technical requirements of the national standard "JJG597-89 AC electric energy meter calibration device ca...[Details]
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On January 15, according to MacRumors, Bloomberg reporters Mark Gurman and Debby Wu said last year that Apple had tested a new iPad Pro with a glass back to support wireless charging. In a rece...[Details]
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1. Forward voltage decreases, dim light
A: One is that the electrode and the light-emitting material are in ohmic contact, but the contact resistance is large, which is mainly caused by low co...[Details]
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Radar is a key technology for autonomous driving. According to foreign media reports, Uhnder and dSPACE have recently reached an agreement to support each other in the two major areas of sensor devel...[Details]
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So few people care about Android 11 this year. Indeed, compared with iOS 14, Android 11 as a new system is not discussed much on social media such as Weibo. This is because iOS 14 has a big ...[Details]
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Since the third quarter of last year, electroacoustic device manufacturers have been affected by the problems of material shortage, container shortage and ship detention in the upstream supply chain,...[Details]
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On November 12, Hon Hai Precision Industry disclosed its third-quarter results. Benefiting from the strong demand for the iPhone 13 series, the company's current performance exceeded market expectati...[Details]
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Whether it is architecture or instruction set, everyone should have some knowledge of X86 assembly, but for ARM processors that have been widely used in the embedded field, you may not know much. If ...[Details]
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Model 2602 Dual Channel System Source Meter
Important parameters that can reduce test costs
Earlier in this article, we introduced four key factors to reduce test costs: shorten test time, sh...[Details]
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0. Introduction
Reset is an important operation of the microcontroller, and the reset function is a prerequisite for the normal operation of the system. In a simple reset circuit, as lon...[Details]
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The billionaire lithium king is going to acquire a potash fertilizer company? On May 9, Ganfeng Lithium announced that its wholly-owned subsidiary Qinghai Liangcheng Mining Co., Ltd. intends to acquir...[Details]
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According to statistics, there are about 173 major production bases for new energy passenger vehicles in my country, with more than 10 companies located in Jiangsu, Zhejiang, Guangdong and Hubei, acc...[Details]
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According to the monthly data on industrial production above designated size released by the National Bureau of Statistics today, the output value of enterprises above designated size in the computer...[Details]
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Media OutReach - February 21, 2020 - October 2019 to January 2020 marks the 50th anniversary of the introduction of the CCD, which has transformed our understanding of physics, life sciences, the Ear...[Details]
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The soft-start thyristor voltage regulator circuit is a power electronic technology widely used in the industrial field. It controls the conduction angle of the thyristor to achieve smooth starting...[Details]