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The purpose of the engine knock sensor is to improve engine efficiency and performance by monitoring engine vibrations. The Engine Control Unit (ECU) uses this data to adjust the fuel-air ratio to re...[Details]
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ZTE executive Lu Qianhao published a long article today predicting the situation of 5G flagships in 2021. Lv Qianhao said that 2021 will be an important year for economic recovery, accelerated infras...[Details]
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Austin-based National Instruments is investing heavily in its electric vehicle business as demand for the technology grows rapidly. The technology company, which changed its name to NI in May, is m...[Details]
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1 Classification of
switching power supplies
Switching power supplies are divided into two types: isolated and non-isolated. Here we mainly talk about the topology of isolated switching power supp...[Details]
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The diode mode of the multimeter is mainly used to measure the forward voltage drop of the diode, while the buzzer mode is also called the on-off mode, which mainly measures the on-off of the circuit...[Details]
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/************************************************************************************** * Static digital tube display experiment * Implementation phenomenon: After downloading the p...[Details]
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It is reported that Huawei will release the new HUAWEI HiCharger DC fast charging module on April 24. As one of Huawei's fastest growing product lines, Huawei's network energy product line covers fou...[Details]
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On February 6, the Zhejiang Provincial Development and Reform Commission issued the "Zhejiang Province's Policy on Expanding Effective Investment in 2024", which mentioned:
Accelerate the cons...[Details]
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Multimeter, also known as multiplexer, multimeter, three-meter, complex meter, etc., is an indispensable measuring instrument in power electronics and other departments. It is generally used to measu...[Details]
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Multimedia applications such as mobile TV, mobile gaming, and audio playback present a huge challenge to power management design in mobile phones. Mobile phone designers need to keep the phone smal...[Details]
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Below is the structure of the transistor and the various identification methods in the circuit diagram When the multimeter is set to the diode position (buzzer position) to measure the tra...[Details]
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Preface: Some programs should not produce the same results each time they are executed, such as games and simulations, in which case random numbers are very useful. The following two functions can be...[Details]
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1 Overview
The mechanical characteristics test of high-voltage circuit breakers is an indispensable part of the switch production, installation and commissioning process, and is of great signif...[Details]
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The communication system needs to have higher communication quality, transmission rate, frequency and more channel bandwidth, and provide lightness, low power consumption and small size. Under these c...[Details]
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When porting QT4.5 to mini2440, I encountered the problem of displaying Chinese in QT. Based on the information searched on the Internet, the solution is summarized as follows:
Step 1: Dow...[Details]