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Is Tesla's "China speed" too fast? After all, there is an old saying: "Slow work makes fine work." After Tesla's Shanghai factory was built and the Model 3 was quickly launched, people admired Tesla....[Details]
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On November 30, the power grid load in Xianyang area hit a new high since the beginning of winter at 2,161,080 kilowatts, an increase of 12.34% over the same period last year, and the power grid op...[Details]
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With a traditional power tailgate and trunk, users need to hold down a button on the key fob to activate the hatch. This can cause great inconvenience, especially when the user is trying to open the ...[Details]
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The stepper motor is based on the interaction of magnetic fields and the change of rotor position. It consists of two parts: the stator and the rotor. There are several coils on the stator, each co...[Details]
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As a new display technology that has attracted much attention, Mini/Micro LED technology has a huge and broad market prospect. Since 2020, upstream epitaxial wafer factories represented by Sanan, Hua...[Details]
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Although the traditional analog oscilloscope has comprehensive functions, it is expensive, large in size, heavy in weight, and high in cost, which limits its application. For most students and teac...[Details]
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The rapid development of military technology requires people to find and develop information carriers with higher frequencies, larger capacities, faster installation and better concealment to mee...[Details]
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Intel CEO Pat Gelsinger said the government needs to invest in chip manufacturing, according to the Wall Street Journal. Gelsinger also has Intel's internal mission to return Intel to the leadershi...[Details]
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8W to 25W LED general lighting application requirements and solutions: without PFC and with PFC
In 8W-25W AC-DC LED lighting applications, we have to consider two cases. One is that the applic...[Details]
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FSP107-2PS01 two-in-one power supply assembly is mainly used with LG 26-inch screens to directly drive CCFL lamps, as shown in Figure 1. If used with screens from other manufacturers (such as Sams...[Details]
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I don’t remember when it started, but mobile phone cameras have firmly embarked on the path of multi-cameras and there is no looking back. In current mobile phones, triple and quad cameras a...[Details]
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LM3886 Basics
The LM3886 is a high performance 150W audio power amplifier with mute function. The audio power LM3886 (eg NS) utilizes its own Peak Instantaneous Temperature (°Ke) (SPIKe) prote...[Details]
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Jingrui Co., Ltd. released its performance forecast for the first three quarters of 2019. The announcement shows that the net profit attributable to shareholders of the listed company in the first ...[Details]
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#include reg51.h #include intrins.h bit write=0; sbit SDA=P2^0; sbit SCL=P2^1; typedef unsigned char BYTE; BYTE BUF ; unsigned char num; unsigned char a,b,sec,count; unsi...[Details]
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0 Introduction
The traditional AC/DC conversion uses diode full-bridge rectification, and the output end is directly connected to a large-capacity capacitor filter, resulting in a large am...[Details]