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In order to reflect the error of an instrument from a global perspective, the maximum reference (full-scale) error of the instrument is used, that is . In the formula, is the absolute error limit of ...[Details]
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As vehicle networking gradually becomes an important development direction for future vehicles, the information security issues brought about by vehicle networking are becoming increasingly prominent...[Details]
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——Interview with Tan Yongxiang, Chairman and Party Secretary of State Grid Fujian Electric Power Co., Ltd.
Our reporter Han Xu
Reporter: Since the beginning of this year, State Grid Corpo...[Details]
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This series of tutorials takes AVR microcontroller as the object and introduces the rapid development method of microcontroller. Reference textbook: "Microcontroller Technology and Application Proj...[Details]
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introduction
RFID technology is a brand-new technical application field. It not only covers microwave technology and electromagnetic theory, but also includes communication principles and ...[Details]
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As the application environment requirements continue to improve, there are more expectations for the cable itself. In this issue, L-com will introduce in detail a particularly powerful cable - drag c...[Details]
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Compared with electromechanical relays, solid-state relays (SSRs) are relays without mechanical movement and moving parts, but they have essentially the same functions as electromechanical relays. ...[Details]
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The U.S. Federal Communications Commission (FCC) said on Monday local time that it will launch a $1.9 billion program to compensate most rural U.S. telecom operators for removing network communicatio...[Details]
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Solar automatic light-chasing system based on 51 single-chip microcomputer Below is a preview of some of the programs #include reg52.h ...[Details]
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This article introduces a new approach that significantly reduces safety validation efforts and enables faster product certification by combining analytical methods such as FMEDA with simulation-ba...[Details]
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Most of the recorder movements sold on the market do not have fully automatic stop devices. Recorders with such movement devices are prone to tape rolling failures, and in serious cases, even damage ...[Details]
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Digital voltmeters have been designed and developed in many types and styles. Traditional digital voltmeters have their own characteristics. They are suitable for manual measurement on site. To compl...[Details]
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How to understand essentially whose voltage is measured by a voltmeter? Regarding the middle school stage, it is difficult to know whose voltage a voltmeter measures and how to correctly understand...[Details]
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Introduction to Sampling Oscilloscopes The full name of the sampling oscilloscope is equivalent time sampling oscilloscope, which is mainly designed for periodic signal measurement. Unlike real-time ...[Details]
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Electric vehicle charging systems are evolving. Current AC Level 2 wall boxes, which typically use a 400V battery charging bus voltage, are migrating to DC fast charging (DCFC) systems that require...[Details]
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