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Today I will briefly talk about the various gears of the multimeter and the usage tips. Let me take this multimeter in my hand as an example Briefly understand the gears Let’s talk about it clockwi...[Details]
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As a semiconductor device that can directly convert electrical energy into visible light, LED has the characteristics of high efficiency, low energy consumption, good light quality, safe use, long ...[Details]
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From the initial fire caused by collision to the subsequent multiple spontaneous combustion accidents, the endless safety issues have greatly reduced consumers' confidence in the safety of pure elect...[Details]
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Motorola moto edge X30 was released on December 9, equipped with a new generation of Snapdragon 8 Gen 1 processor, with an initial price starting at 2,999 yuan. Along with the moto edge X30, ...[Details]
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In July this year, Ouyang Minggao, an academician of the Chinese Academy of Sciences, emphasized that power battery shipments are about to enter the TWh era, and global shipments are expected to exce...[Details]
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Laparoscopic surgery is a type of surgical procedure in which a long-handled instrument is inserted through a small incision into the patient's body to be operated on. Compared with traditional ope...[Details]
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Recently, the official website of the State Intellectual Property Office disclosed that the patent applied by Huawei Technologies Co., Ltd. on September 26, 2022 was published on March 26, 2024. Th...[Details]
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Third-order intermodulation distortion generated by two frequencies is a common problem in modern communication systems. When two (or more) carrier signals in a system pass through a passive component...[Details]
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Introduction
The increasing application of electric motors has made the research on their drive control more and more a hot topic. With the widespread use of power VMOS devices and insulated ga...[Details]
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1. Digital tube display circuit design There are two types of digital tubes: common cathode and common anode. One type connects all the anodes inside the LED together and leads them out through th...[Details]
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1. Introduction
The power module of the motor controller, namely the IGBT device and the freewheeling diode, will generate losses during switching and conducting current. The lost energy will ...[Details]
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I am a beginner in C and I have been troubled by this problem. There are two or more I2C devices with the same address in a single-chip system. It is impossible to use two devices with the same pair ...[Details]
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On July 8, Guangzhou Nansha District held a signing ceremony for key projects in 2020 and a conference to promote development and construction by "shifting gears and speeding up". At the meeting, 13 ...[Details]
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In September 2007, the United States required all new cars with a load capacity of less than 4.5 tons to be equipped with tire pressure monitoring systems. This measure is currently being discussed...[Details]
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introduction
CNC machine tools are machine tools that are controlled by digital programs and have the characteristics of high precision, high efficiency, and high degree of automatio...[Details]
Test/Measurement
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