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To determine whether an electrical device can operate safely, in addition to measuring its electrical characteristics, its insulation resistance should also be measured before use. The insulatio...[Details]
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Recently, the market prices of power battery raw materials have risen significantly, and the industry has shown many new characteristics. 1. Analysis of the current status of raw material developm...[Details]
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Medical artificial intelligence has achieved many good results in the development of imaging, such as the development of digital pathology and computer vision by Yunxiang Technology, and the high acc...[Details]
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Juntong Capital is a private equity fund manager focusing on investments in the pan-semiconductor industry. Founded in May 2015, it has completed private equity fund manager registration with the Ass...[Details]
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At 14:00 on April 22, Shenzhen Youfang Technology Co., Ltd. (hereinafter referred to as "Youfang Technology") will hold its 2020 new product launch conference online. This is the first time that Youf...[Details]
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During the debugging of a PLC project, you may encounter all kinds of strange problems, signal interference is one of them, and it is difficult to find the cause of the problem. Today I will share...[Details]
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As shown in Figure 1, a traditional step-down μModule
regulator
can easily generate a negative output voltage by configuring it as a negative output buck-boost converter. The negative termi...[Details]
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On April 28, the launching ceremony of the Guilin Electric Vehicle Charging Infrastructure Construction Project was held in front of Guilin North Station. Five electric vehicle charging station pro...[Details]
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The working principle of the device application circuit is shown in the figure below. It can be used in corridors and stairways as a delayed energy-saving lighting lamp. Before going upstairs, pres...[Details]
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An oscilloscope is an instrument that graphically displays the waveform of a signal changing over time. It is a comprehensive signal characteristics tester and a basic type of electronic measuring ins...[Details]
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1. Instrument model: Tektronix DPO7254 oscilloscope 2. Fault: abnormal baseline waveform, self-test error, self-calibration failure 3. Maintenance and inspection: After self-diagnosis, it was...[Details]
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Wearables have easily become one of Apple's most exciting market opportunities, with CEO Tim Cook saying the segment is "exploding." Cook estimates that Apple's wearables revenue is currently about $...[Details]
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In recent years, new energy vehicles have developed very rapidly, especially under the influence of carbon emission targets. Countries around the world are actively promoting the development of new e...[Details]
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The SD486X series chip is a built-in high-voltage MOSFET, current mode PWM+PFM controller for switching power supplies launched by Hangzhou Silan Microelectronics. This series of chips has low power c...[Details]
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0 Introduction
The schedule management system refers to the automatic realization of prompts, playback, recording and other functions at a specified time, such as blowing the wake-up call ...[Details]
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