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The voltage and current measurement values of the power analyzer are not displayed or are incorrect. This problem usually occurs and is generally caused by three situations. They are as follows: 1....[Details]
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The 10th Core Power Cloud Roadshow (Optoelectronics) was successfully held on April 22 (last Wednesday), bringing three excellent domestic optoelectronic chip projects. After the roadshow, Jiwei.com ...[Details]
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2019.06.19, Shanghai - The four new trends of automobiles - electrification, lightweight, interconnection and sharing - point out the revolutionary direction of future automobiles. The application of...[Details]
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You can use the diode range or the resistance range. If you use the diode range, use the test leads to measure the points to be tested respectively. If the circuit board is short-circuited, it will m...[Details]
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Tang Xiongyan, chief scientist of China Unicom Research Institute, said at the New Infrastructure and Enterprise Digitalization Forum held by GSMA Thrive at the same time that 5G requires mobile edge...[Details]
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NatPower UK, the British subsidiary of European clean energy developer NatPower Group, announced plans to invest more than £10 billion to develop battery energy storage systems acro...[Details]
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Recently, analysts expected LG Chem's electric vehicle battery sales to be $7.53 billion (up 83.7% year-on-year), while China's Contemporary Amperex Technology Co., Ltd. (CATL) was expected to be $7....[Details]
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LM317/LM317T voltage switching circuit
Principle description: The output voltage Vout of LM317T is determined by resistors R2, R1/R3. The internal working current of the integrated voltage regul...[Details]
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With the rapid development of electronic technology, liquid crystal displays (LCDs) have many advantages that other displays cannot match, such as low power consumption, small size, light weight, a...[Details]
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There are many circuits that show the operation of zero crossing detectors using 50Hz and 60Hz wires. Although there are many circuits, most of them have shortcomings. The circuit shown in this examp...[Details]
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Sina Digital News, March 17th morning news, Apple recently sent a statement to Bloomberg about counterfeit iPhone chargers and shared a message: they have a dedicated team of experts dedicate...[Details]
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Circuit diagram and troubleshooting experience of vehicle inverters
1. Main indicators of common vehicle inverter products on the market
Input voltage: DC 10V~14.5V; output voltage: AC 200V...[Details]
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Electronics are continually improving the way we interact with our cars. We have come a long way since integrated navigation or hands-free calling are no longer exciting new features.
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I believe everyone has a certain understanding of oscilloscopes. We all know that there are two reverse settings in oscilloscopes. In fact, there are also two "two coupling" settings in oscilloscopes...[Details]
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According to foreign media reports, in terms of vehicle navigation, researchers from Nanjing University of Aeronautics and Astronautics, together with partners from Hong Kong and the UK, have devel...[Details]