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Recently, Swedish battery manufacturer Northvolt began shipping, becoming the first European company to supply power batteries to automakers. Northvolt is a star company in the European battery indus...[Details]
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Recently, Huawei Technologies Co., Ltd. disclosed the patent of "electric vehicle and charging method between electric vehicles". It can be seen from the patent abstract information that the embodime...[Details]
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Multimeter is an indispensable measuring instrument in power electronics and other departments. It is generally used to measure voltage, current and resistance. Multimeters are divided into pointer m...[Details]
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Amazon leads Google in the fast-growing video doorbell market, according to a new research report from Strategy Analytics' Smart Home Strategies service. A survey of 1,096 U.S. smart home users found...[Details]
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Specific implementation functions The system consists of STC89C51/52+DAC0832 module+indicator and button module+LM358 module+LCD1602 display module+power supply module. 1. LCD1602 displays waveform...[Details]
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Introduction: Recently, Zhang Yongwei, Vice Chairman, Secretary General and Chief Expert of the China Electric Vehicle 100 Forum, was invited to publish a signed article in Caixin, expressing his vie...[Details]
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Today's switching regulators and power supplies are more sophisticated and powerful, but one of the challenges they face is that the ever-increasing switching frequency makes PCB design more difficul...[Details]
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Dynamic loads present some of the most challenging problems in the power supply field. Rapidly changing currents or pulsed currents are extremely difficult to control, and many devices under test (...[Details]
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Electric vehicles have always been a focus of attention for their cleanliness and environmental protection. With the intensification of the energy crisis and the continuous rise in ...[Details]
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In order to meet the lighting needs of fresh foods of various colors , the spectrum of fresh food lamps has become diversified. Although LED light sources with special spectra are theoretically f...[Details]
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TH9201 AC/DC Withstand Voltage Insulation Tester Brief Introduction: TH9201 AC/DC Withstand Voltage Insulation Tester is an electrical safety tester designed for customers. It has a streamlined and c...[Details]
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The so-called automated testing framework is a collection of assumptions, concepts, and practices that provide support for automated testing. The following describes several commonly used aut...[Details]
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According to the latest report from Canalys, shipments of smart speakers, including smart displays, continue to grow. In the third quarter of 2019, shipments of smart speakers grew to 28.6 million un...[Details]
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As shown in the figure, the circuit of improving power supply rejection ratio (PSR) by using external regulator composed of ISO124, MC78L05, MC79L05 and DCP011515 . Using MC78L05 and MC79L05 as auxil...[Details]
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#include "N76E003.h" #include "Common.h" #include "Delay.h" #include "SFR_Macro.h" #include "Function_define.h" #define uint unsigned int #define uchar unsigned char #define NOP() {_nop_();_nop_()...[Details]