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1 Abnormal phenomena in transformer operation?
1.1 If the transformer is leaking oil, the oil level is too high or too low, the temperature is abnormal, the sound is abnormal, and the cooling syst...[Details]
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According to foreign media reports, the University of Twente in the Netherlands has developed a new optical amplifier that can not only enhance the light signals on photonic chips, but also improve t...[Details]
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LeTV , which started out as a video company , has become a "giant" with a market value of 100 billion yuan by continuously entering the film, television, sports, mobile phone and other industries, ...[Details]
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This controller mainly includes five parts: single-chip microcomputer control part, NRF905 wireless transmission control part, manual control part, voltage conversion part, and motor control part. ...[Details]
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1. LCD Introduction 1. LCD (Liquid Crystal Display) is commonly known as liquid crystal. A major feature of this material is that the liquid crystal molecules rotate under the drive of electrical sig...[Details]
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Methods for measuring short circuits in automobile circuits with a multimeter
1. Voltage measurement
1. DC voltage measurement, such as battery, Walkman power supply, etc. First, insert the blac...[Details]
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Over the past few years, test engineers have been getting a lot of information about synthetic instrumentation . There have been a lot of articles written about the history, meaning, and benefits o...[Details]
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Circuit 1: Making a simple sound-controlled flash light
Circuit 2: Making a Music Doorbell
Circuit 3: Making a multi-function alarm
Circuit 4: Metronome
Circuit 5: Making of car...[Details]
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Why don't Xiaomi, Meizu, OPPO, vivo and other domestic mobile phones use Huawei's Kirin processors? To be honest, I had such an idea at the beginning, but after I learned about it, I no longer had su...[Details]
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IC Insights released a list of the world's top 15 semiconductor companies by revenue in the first quarter of 2021, including Infineon and STMicroelectronics (STM.US). If pure-play foundry TSMC is e...[Details]
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The first and most common circuit topology that everyone may come into contact with is probably flyback. At least when I first came into contact with power supplies, the first one I used was flybac...[Details]
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As shown in the figure, this is a single-phase quantitative power supply control circuit. This circuit consists of a load detection circuit, an electronic switch, a single stable time circuit, a re...[Details]
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1. Typical application circuit of TC652/653
The typical application circuit of TC652/653 is shown in the figure. TC652/653 is attached to
the microprocessor
(UP) to be tested. Th...[Details]
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Nintendo Switch consoles have sold 19.41 million units in Japan, surpassing the 19.36 million units of its own classic FC red and white consoles. At the same time, the sales of Switch consoles ...[Details]
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The vehicle control system and battery management system of a pure electric vehicle are two crucial systems in the vehicle, each of which has different functions.
1. Battery Management S...[Details]
Analog electronics
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