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A leakage relay is a protective device that can cut off the power supply of a protected line when the leakage current of the protected line reaches a set value. It plays a very important role in ...[Details]
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Preface: With the development of the electronics market, its prospects are undoubted, and the electronic measuring instruments and equipment that complement it have also been widely used. As far as th...[Details]
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The USB interface of the microcontroller is usually used. 1) HID is the abbreviation of Human Interface Device. From its name, we can understand that HID devices are devices that interact directly wi...[Details]
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The latest report released by market research firm Counterpoint Research shows that iPhone XR is the world's best-selling smartphone in the third quarter, with a market share of 3%. So far, iPhone XR...[Details]
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According to a report by TechPowerUp, Intel is developing a 700 series chipset motherboard that only supports the 13th generation Raptor Lake processors. Although DDR4+DDR5 memory controllers are sti...[Details]
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MEMS accelerometer module: ADI's three-axis acceleration sensor ADXL362 is used. ADXL362 can measure both dynamic acceleration and static acceleration, has ultra-low power consumption, and uses SP...[Details]
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In KEIL C, when multiple source files use global variables, you can define the global variable in one source file and declare the variable with extern in another source file, indicating that the vari...[Details]
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In high-speed signal acquisition equipment, high-speed acquisition and real-time data storage are an inherent contradiction. This problem is particularly prominent in some occasions that emphasize ...[Details]
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The TV remote control uses a dedicated integrated transmitter chip to transmit the remote control code, such as Toshiba TC9012, Philips SAA3010T, etc. Usually, the transmission of the color TV remote ...[Details]
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Today, an industry insider talked about the future competition in the mobile phone market. He said: "Two or three years ago, everyone regarded watches and headphones as accessories, and focused on m...[Details]
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The rapid growth of the electric vehicle (EV) market—expected to grow at a CAGR of up to 25% over the next decade1—is driven by environmental concerns and government support, and enabled by silicon...[Details]
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1. How to detect the quality of AC three-phase motor 1. Use a megohmmeter (a 500V megohmmeter will do). If the insulation resistance of the wires on the three terminals to the motor casing is above...[Details]
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The basic idea is to continuously apply an electric field or no electric field between a pair of corresponding electrodes.
As shown in Figure 1:
Its...[Details]
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There is finally new news about the Apple car. Foreign media reported that the car is expected to sell for $100,000 (approximately 698,100 yuan). However, other reports indicate that the car will not...[Details]
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1. Before installation, you should first check whether the inverter is damaged during transportation.
2. When selecting an installation site, ensure that there is no interference from any othe...[Details]