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How to choose the right components and parameters for the switching power supply circuit? Many engineers who have not used switching power supply design will have a certain fear of it, such as worry...[Details]
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The working principle and frequency resolution of spectrum analyzer are briefly introduced, and how to select frequency resolution and improve test sensitivity when using spectrum analyzer for testin...[Details]
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The wireless charging market continues to heat up. As smartphone manufacturers such as Samsung, Nokia, HTC and LG expand their models that support wireless charging technology, the development of thi...[Details]
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Recently, a user of a Macosin oscilloscope asked how to use an oscilloscope to calculate the harmonic content of a signal. So today we will systematically learn how an oscilloscope measures the harmo...[Details]
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The 44th "Jiwei Open Class" of Jiwei.com was broadcast live at 10:00 am on April 20 (Tuesday). Li Xiaojun, the Intellectual Property and Legal Affairs Manager of Xi'an Ziguang Guoxin Semiconductor Co...[Details]
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The Shenzhen International Electronics Show (ELEXCON) and 5G Global Conference (China) will be held in Hall 9/11 of Shenzhen International Convention and Exhibition Center (Bao'an) from September 9 t...[Details]
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Active noise reduction is a noise reduction technology that generates reverse sound waves equal to the external noise through the noise reduction system to neutralize the noise, thereby achieving t...[Details]
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There are many places in C/C++ language where extern is used. However, if you don’t really understand its meaning, it will bring great trouble to programming. In order to help you avoid detours...[Details]
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At present, domestic automotive-grade MCU manufacturers are taking the body domain as the entry point and gradually realizing the replacement of mid-to-high-end applications such as the power dom...[Details]
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(Zhu Longchao) "According to the analysis of electricity consumption data, the electricity consumption patterns of various household appliances are adjusted to save electricity expenses for users, ...[Details]
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/****************************************/
//File name: key.c
//Function: short hit\continuous hit
//Calling method: unsigned char keyValue = ReadKey();
//Description: This program is not suitable fo...[Details]
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Features of explosion-proof motors
(1) It meets the requirements of increased safety explosion-proof motors and adopts a series of reliable measures to prevent sparks, arcs and dangerous high ...[Details]
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Shanghai, China, September 23, 2021 - ViewSonic announced the launch of a 1080p full HD smart LED projector NH8. The new NH8 projector has automatic focus in seconds and advanced horizontal and verti...[Details]
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The English abbreviation of X-ray is XPD or XRD. Sometimes it is called X-ray polycrystalline diffractometer, and the English name is X-ray polycrystalline diffractometer, which is still abbreviated ...[Details]
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The proportional solenoid drive circuit is shown in Figure 1. In the drive circuit, R1 is a current limiting resistor that turns on the IRL3803 tube; D1 is a guide diode that provides the correct vol...[Details]
Analog electronics
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