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It took billions of years for nature to evolve the first walking species, but humans have developed a new technology that can compress evolution to lightning speed and successfully design a walking...[Details]
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Electronic and electrical products generally need to undergo electromagnetic compatibility testing before entering the market, mainly to prevent electronic products from being affected by electromagn...[Details]
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The chip components are relatively thin. The ones with black paint on the surface are resistors, the ones that are taller and all yellow are capacitors, and the ones that are almost the same height...[Details]
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1 For the reliability of electronic equipment
Electromagnetic compatibility refers to the ability of electronic equipment to work normally in an electromagnetic environment. Electromagneti...[Details]
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Sustainable development concerns the common future of mankind, and technology is the only way to achieve sustainable development. Recently, Bian Chenggang, Vice President of Intel Manufacturing and S...[Details]
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1 Introduction
The power electronic operation device is the core of power electronic technology. The stability and reliability of a device after it is put into operation are closely related to...[Details]
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Detection circuit in a rifle radio
The figure shows a rifle radio circuit, in which VD1 and VD2 form a voltage doubler detection circuit, and C3 is a high-frequency filter capacitor. The low-frequ...[Details]
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In this experiment, after pressing a key, the relevant signal is transmitted to 74HC165 in parallel, and then transmitted to the processor in serial mode. The processor controls the buzzer by control...[Details]
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1. Contactor interlocking forward and reverse circuit
1. Close
the power supply
Close the main power supply QF1, QF2, and close the control power supply QF3.
2. Forwa...[Details]
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When measuring the output energy or energy consumption of AC-DC and DC-DC power supplies, power devices, batteries, battery chargers, etc., a load is required. The traditional method is to use fixe...[Details]
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/*----------------------------------------------- Name: IIC protocol PCF8591 AD/DA conversion Content: Use DA input, digital tube display output digital quantity, LED display analog voltage size ...[Details]
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Recently, OnePlus officially announced that it will officially release the OnePlus 9 series flagship mobile phone on March 24. As a popularizer of high-refresh screens in the mobile phone in...[Details]
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According to Wuhan Economic and Technological Development Zone, Dongfeng Motor has completed the tape-out of three automotive-grade chips, filling the domestic gap.
It is reported that o...[Details]
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At present, the digital communication system of pulse code modulation (PCM) has been widely used in large-capacity digital microwave and optical fiber communication systems, as well as the inter-offic...[Details]
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Samsung has announced the official relaunch of the Galaxy Fold foldable phone. Samsung said the device will be available in South Korea on September 6. The company also plans to launch the Galaxy Fol...[Details]
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