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Electric and hybrid vehicles can charge their high-voltage battery subsystems through DC charging piles or ordinary AC power sockets. The on-board charger ( OBC ) is the core system of AC charging. A...[Details]
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Sina Digital News reported on the morning of March 15th that to this day, there are still many mobile phone players who lament that Nokia's N-Gage concept was ahead of its time. But in fact, N...[Details]
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According to sisajournal-e, the rapidly spreading new coronavirus, mainly in Daegu Metropolitan City and North Gyeongsang Province, has put factories and businesses in Gumi, North Gyeongsang P...[Details]
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Reference voltage sources are widely used
in
power
regulators, A/D and D/A converters, data acquisition systems, and various measuring devices. In recent years, with the rapid development of...[Details]
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Wiring diagram of three-phase variable frequency motor
The wiring diagram of a three-phase variable frequency motor is simply the wiring method of a three-phase variable frequency motor. The t...[Details]
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In the measurement of analog circuits with relatively large current and high voltage, a pointer meter is suitable, such as a TV set and an audio amplifier. In the measurement of digital circuits with...[Details]
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The testing technology of integrated circuits has developed along with the rapid development of integrated circuit development and application. Integrated circuit testers have also developed from ini...[Details]
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●Household air conditioner Uo fault code
Recently, some after-sales service colleagues have asked questions, such as whether ordinary household air conditioners can no longer cool when the tem...[Details]
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Recently, Sungrow signed a 100MWp cooperation order with Dai Hai Power, a Vietnamese renewable energy developer, to use world-class photovoltaic inverter solutions to help Vietnam's new energy indu...[Details]
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introduction With the rapid development of the Internet and the increasing demand for various wireless services, the current wireless communication network that mainly carries single voice services h...[Details]
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The live cable identification instrument is used to identify a specific cable in a bundle of cables during the installation, migration, maintenance and troubleshooting of power cables. It has the c...[Details]
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It is easy to conquer a country but difficult to keep it. It is even more difficult to take it back once it has been lost. Two months ago, the Nihon Keizai Shimbun specially planned a series of art...[Details]
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The compact wireless transceiver module TCM 515 is suitable for systems that communicate with the EnOcean radio standard in the frequency band below 1 GHz, such as transceiver gateways, actuators and...[Details]
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/********* C language to realize LED light flashing control supporting 51 single-chip microcomputer development board **********/
#include //Header file containing single-chip microcomputer registe...[Details]
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Circuit principle: Switching is selection in principle. There are many ways to select. The simplest way is to connect the signal lines directly together, such as the wiring board. The output signa...[Details]
PCB Design
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