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On August 23, Quectel released its 2021 semi-annual report showing that its operating income in the first half of the year was 1.822 billion yuan, a year-on-year increase of 43.85%; its net profit wa...[Details]
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History of Power Meters
As early as 1952, J. Raymond Bird, the founder of BIRD, invented the Thruline® power meter principle. Since then, the Thruline power measurement method has become the industry...[Details]
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1. For the connection method of memory extension address and data line, please refer to 2440 manual, which mainly involves address alignment problem, which is easier to understand and will not be disc...[Details]
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Ten years after the invention of electroluminescence (EL) technology, organic light emitting diodes (OLED) are finally being used in mobile phones, MP3 players and digital cameras. Since the first ...[Details]
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RT-Thread commercial website launched, will serve the industry with independent operating system and core software technology On April 28, 2021, Ruiside Technology officially launched the RT-Thread c...[Details]
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Basics of logical algebra
2.1 Overview
2.2 Logical functions and their representation
2.2.1 Basic logical functions and operations
I. AND logic
II. OR logic III
. Logical negation
2.2.2 ...[Details]
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Mobile phones have entered the era of full-screen phones for several years. Whether it is a lifting screen or a punch-hole screen, the current full-screen design has many drawbacks. The ideal...[Details]
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According to media reports in Taiwan, TSMC will mass-produce the 5nm A14 processor for Apple's next-generation smartphone iPhone 12 in April this year. The production of A-series chips usually begi...[Details]
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Lanzhou Power Supply Company recently held a preliminary seminar on the construction of electric vehicle charging and battery swap stations in Lanzhou City and Lanzhou New District. The company pla...[Details]
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Mobile phone advertising has always been a sensitive topic, and most users are extremely disgusted with it. But for manufacturers, advertising has become an important channel for profit. Indu...[Details]
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Today, I want to talk about another important metric to consider when testing power supply performance: noise measurement. Where does power supply noise come from? Power supply noise is generated f...[Details]
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UHF Module
Tianhuiwei UHF module is a multi-channel, high anti-interference, wireless audio transmission module. It adopts wireless digital receiving architecture, IIS digital audio output...[Details]
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The power battery market, which is in the "East Asian hell mode", is changing from a three-way competition to a competition between China and South Korea. Judging from the development momentum, Chine...[Details]
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Independent research shows business automation is driving sustainable development initiatives
Brand trust, operational efficiency and cost savings are the main drivers of sustain...[Details]
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Preface The 10x passive probe is our most commonly used probe. Almost every oscilloscope is equipped with this probe as standard. However, even so, there are still many misunderstandings in our under...[Details]
Analog electronics
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