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As one of the few companies whose wafer production technology can compete with TSMC, Samsung has recently attracted much attention due to the low yield rate of its advanced processes. There are...[Details]
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Multimeter voltage range failure 1. Fault phenomenon and cause of DC voltage range of pointer multimeter 1. The hands have no indication The common node of the voltage part switch is unsolder...[Details]
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In the product samples of inverter power supply and soft starter, the inverter power supply and soft starter models and their applicable motor capacity (kW) and rated output current (A) and other p...[Details]
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In C language, it is not easy to use an accurate delay program. In IAR, there is a function called __delay_cycles(), which is defined in the header file intrinsics.h. The function is to delay N instr...[Details]
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Every year, Samsung invites a different musician to create the "Over the Horizon" ringtone to keep the ringtone fresh while also reflecting the current emotional state of the world. The 2022 r...[Details]
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Weibo celebrity @手机切达人 broke the news: Huawei will release the Mate 40 series of mobile phones with 5nm Kirin processors as scheduled in October this year, and will supply about 8 million Mate 40 pho...[Details]
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The frequency converter is an electric energy control device that uses the on-off function of power semiconductor devices to convert the industrial frequency power supply into another frequency. The ...[Details]
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Loop resistance testers will inevitably encounter various abnormal problems in our daily use. Let's briefly talk about how to solve these abnormal problems. 1. Phenomenon: The loop resistance teste...[Details]
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Spectrum analyzer is a commonly used analytical instrument, mainly for detecting radio frequency and microwave signals, and has certain applications in many fields. There are some common issues that ...[Details]
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Because cold cathode fluorescent lamps (CCFL) are very low cost, large-screen liquid crystal displays (LCDs) usually use CCFL as backlight to produce uniform white light. However, the use of light-...[Details]
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Download the schematic used in this program: click here , the microcontroller chip used is stc89c52; find the schematic of the dot matrix part. This is the circuit diagram of the entire microcontrol...[Details]
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At present, the research and development of high-performance AC speed regulation systems has attracted great attention from scholars from all over the world and has been studied more and more deepl...[Details]
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China Energy Storage Network News
: From May 19th to 21st, the "8th China International Energy Storage Conference" was grandly held in Shenzhen. More than 1,500 representatives from governmen...[Details]
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By the end of 2019, the auto market is still going through a cold winter. Along with the news of layoffs, there is also a wave of transformation of auto companies. Auto giants and parts manufacturer...[Details]
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ZESTRON is a provider of consulting and training services for electronic manufacturing. In 2004, ZESTRON established its North Asia headquarters in Shanghai, and now has 8 technical centers around th...[Details]
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