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Most of the current AC frequency conversion technologies use voltage-type PMW control and use a feedback rectifier bridge connected in parallel to a three-phase inverter bridge to feedback reactive...[Details]
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On October 13, Hongxin Electronics announced that it plans to issue convertible corporate bonds of 570 million yuan to unspecified objects on the Growth Enterprise Market, with each bond having a par...[Details]
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Oscillatory Abrasion Tester Introduction (Fabric Wyzenbeek Valspar) The oscillating cylinder tester is used to determine the wear resistance of fabrics when rubbed against a standard abrasive or agai...[Details]
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The purpose of rapid and real improvement. Therefore, within the same period, the reliability obtained by applying this technology is much higher than that of traditional methods. More importantly, ...[Details]
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Talking about PC When it comes to power management standards, the first choice is ACPI. However, this idea seems to need some supplementation now. If the definition of PC is extended more broadly, ...[Details]
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Maintenance Techniques of Tube Amplifier
1. Measurement before power on
For a faulty machine, if you cannot determine the fault location through understanding and observation, do not rash...[Details]
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IC Insights: China's semiconductor market has grown significantly, but the United States still dominates market revenue According to the latest survey report from IC Insights, since 201...[Details]
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Infrared Proximity Sensing: Building Blocks, Mechanical Considerations, and Design Tradeoffs
Proximity sensing is based on the acquisition and processing of infrared signals, and usually requires t...[Details]
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The evolution of technology has made car companies the protagonists at the CES and led the change. The boundaries between automakers and technology companies are becoming increasingly blurred, a tr...[Details]
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Safety measures
1. Please read this manual carefully before using the transformer DC resistance tester.
2. The operator of the transformer DC resistance tester should have general electrical ...[Details]
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Does this world allow wireless connectivity to be absent even for a day? In most cases this is not possible because most of our daily activities rely on wireless communication technology. Whether for...[Details]
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1. On which computer systems can Wu Jianying's single-chip microcomputer development board run? Answer: WIN7/XP/8/10. 2. Can Wu Jianying's MCU development board be expanded to the minimum system bo...[Details]
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New plant aims to meet the current high demand for microelectronics
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Infineon Technologies invests 1.6 billion euros to strengthen global power semiconductor supply
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Commonly used electrical measuring instruments include AC/DC meter, AC voltmeter, DC ammeter, DC voltmeter, active power meter, reactive power meter, frequency (cycle) meter, synchronization meter, p...[Details]
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Emerson's NI mioDAQ is its most advanced bus-powered USB DAQ device designed to help engineering teams simplify installation and improve inspection efficiency.
Shanghai, China, Octob...[Details]