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“Either charging or on the way to charging.” Every winter, all the jokes about electric vehicles point to the reduction of driving range. As the performance of my country's new energy vehicle ...[Details]
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1. Qualitative judgment of the quality of MOS field effect tube
First, use the multimeter R×10kΩ range (with a built-in 9V or 15V battery), connect the negative probe (black) to the gate...[Details]
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introduction
Due to various reasons, there are current harmonics in the power grid. Due to the existence of power grid impedance, the harmonic current flows through the power grid impe...[Details]
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Before learning, let's first learn some knowledge about non-sinusoidal waveforms. Rectangular waves, sawtooth waves, triangle waves and other non-sinusoidal waves are actually pulse wavefor...[Details]
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Silicon is an element with semiconductor properties. In order to increase the diffusion rate of lithium ions in silicon electrode materials, it is necessary to improve the conductivity of silicon mat...[Details]
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By using a boost converter , the microcontroller can operate from a single battery or a 0.5V solar cell.
SMP ( Switch Mode Pump ) can also boost the battery voltage to extract stored power that w...[Details]
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Pulse meter and heart rate meter are actually two different terms for the same type of test instrument, but the two instruments use different sampling sites. The heart rate meter samples from the che...[Details]
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The hardware of the system uses PROFIBUS fieldbus and Kinco-R1 remote I/O series modules. Two Kinco-B131 PC adapter cards are used to connect the microcomputer to PROFIBUS; two Kinco-R131-08IV A/D con...[Details]
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MAX660 pin configuration and internal structure block diagram
MAX660 is a converter that changes a given voltage into different voltages. It can convert positive voltage Vcc into nega...[Details]
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The success of the quest for commercial electric vehicles (EDVs) will depend largely on fundamental technical issues such as battery cost, life, safety and reliability, which will affect the way manu...[Details]
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According to information from China Electronics Technology Group Corporation No. 2, on June 25, the "Suzhou Changguang Huaxin Semiconductor Laser Innovation Research Institute Project" completed its ...[Details]
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On the evening of April 7, Guoxin Technology announced that its new generation of automotive electronic MCU product "CCFC2012BC" has been successfully tested in the company's internal test recently. ...[Details]
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According to recent news, Qualcomm will officially launch the new generation flagship mobile platform - Snapdragon 8 gen1 in two weeks. Although there has been controversy about the specific ...[Details]
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Why does Class A amplifier sound better than Class B amplifier?
In static state, Class A and Class B amplifiers are connected to pure resistance loads. When tested, the indicators may be...[Details]
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Many LCD modules use resistive touch screens, which are equivalent to sensors that convert physical positions into voltage values representing X, Y coordinates. There are usually 4-wire, 5-wire, ...[Details]
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