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According to the structure and principle of Z-type (zigzag) connection transformer, ordinary ratio group tester and special test method were used to measure the transformation ratio and connection gro...[Details]
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When it comes to Yinlong New Energy's core competitiveness, lithium titanate batteries are definitely the core of the core. In fact, it took only one year for the negative electrode material of thi...[Details]
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On July 10, industry insider @手机陶瓷达人 broke the news on Weibo that Bitmain has paid and reserved TSMC's 7nm production capacity for the third and fourth quarters, totaling 30,000 wafers. According t...[Details]
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If a multimeter is used to measure the insulation resistance of a device, then only the insulation resistance value under low voltage is measured, which cannot truly reflect the insulation performance...[Details]
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Figure 1. Normal and abnormal FFT results for AD9684 ADC sampling at 500 MSPS, 170.3 MHz, AIN = –1 dBFS. According to the customer's report, these FFT results not only look strange, but also incon...[Details]
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1. Loading and execution of interrupt/exception phasors Interrupts and exceptions are asynchronous events. When an event occurs, the system will stop the currently executing code and execute the ev...[Details]
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The competition between China and the United States in cutting-edge technology is intensifying. After 5G, quantum technology may become the Chinese technology that the United States fears the most. ...[Details]
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Generally, the motor is running with overcurrent for a long time, running with overheating, frequently starting or braking, and wiring errors (delta connection becomes star connection)....[Details]
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----------------------------------main.c----Source file------- ------------- #include "reg51.h" typedef bit BOOL; typedef unsigned char BYTE; typedef unsigned int WORD; sbit RXB = P3^0; //Serial a...[Details]
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We have previously introduced BYD's latest blade battery, and today we will take a look at BYD's battery integration solution. First, let's sort out the use of BYD batteries in 2019. According to the...[Details]
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It has been 6 years since Gree released its first smartphone. During this period, Gree Electric has launched a number of mobile phone products one after another, but they have always been lukew...[Details]
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China Energy Storage Network:
Changes and re-signings of annual trading contracts in 2021
In October 2021, the National Development and Reform Commission issued the "Notice on...[Details]
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Today, OPPO officially announced an important personnel appointment, appointing Liu Lie as President of Global Marketing and concurrently CMO of China, who will be fully responsible for OPPO's market...[Details]
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On mini2440, the entire porting process is divided into three steps: (1) compile x264; (2) compile ffmpeg; (3) after the porting is successful, test it by using ffmpeg to record the video. (1) Co...[Details]
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Q1: What are the requirements for the oscilloscope required for high-speed serial testing? Which indicators are the most critical?
A: Basically, the bandwidth and sampling rate must meet the requ...[Details]