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Electrolytic capacitors will leak over time. The circuit shown in the attached figure allows you to test the leakage of capacitors and decide whether they are worth using. The leakage can be suppress...[Details]
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We can directly control the 8 segments of the digital tube as 8 small LED lights, that is, a, b, c, d, e, f, g, dp, a total of 8 small LED lights. We can see from Figure 5-3 that if the two LED light...[Details]
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Preface
After the last simulation experiment -
Matrix Keyboard Line Inversion Method Experiment Simulation
, although I also studied dot matrix LED, the display effect of dot matrix L...[Details]
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"Lithium battery" is a type of battery that uses lithium metal or lithium alloy as the negative electrode material and a non-aqueous electrolyte solution. With the development of science and techno...[Details]
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Translated from - Zdnet The research, conducted in partnership with Adaptive Biotechnologies, aims to help create an immunity scan to aid the reopening of society. Recently, Microsoft announc...[Details]
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In recent years, the security industry has developed rapidly. There are not only many types of security monitoring lenses on the market, but each lens has its own characteristics and uses. In terms...[Details]
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Apple is full of confidence in its iPhone 8 this year , and all parties are highly optimistic about this product. Domestic mobile phone brands seem to think that they have the strength to compete...[Details]
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Resistors are one of the most basic components in electronic circuits. Testing resistors is a basic skill in mastering and learning electronic technology! The following introduces the testing methods...[Details]
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According to the Central Commission for Discipline Inspection and the National Supervisory Commission’s Discipline Inspection and Supervision Group stationed in the National Development Bank and the ...[Details]
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Due to its unique advantages, the intelligent electromagnetic flowmeter is not affected by the temperature, viscosity, density and conductivity (within a certain range) of the measured medium during ...[Details]
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Flash testers and imagers are both image measuring instruments, and both are widely used in machinery, electronics, instrumentation and other industries. It is mainly composed of the mechanical body,...[Details]
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The main purpose of integrated circuit testing (IC testing) is to distinguish qualified chips from unqualified chips to ensure the quality and reliability of products. With the rapid development of i...[Details]
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Foxconn's Indian team is working hard to ensure that Apple's iPhone production line can be put into production smoothly. There are also market rumors that Apple intends to let Foxconn produce the lat...[Details]
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1. How to use: Take HP8594 as an example to analyze its usage. The panel is shown as follows: According to the power of the signal to be tested, choose whether to add an external attenuator. Then s...[Details]
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Introduction
It may take a car manufacturer ten years of hard work to achieve a ten-minute fast charging.
In recent years, the volume of China's new energy vehicle market ...[Details]