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On the morning of February 4, third-party market research firm Counterpoint released its annual report on the U.S. smartphone market. The report shows that almost all mobile phone brands in th...[Details]
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The installation locations of DC-DC converters are relatively scattered. DC-DC converters can be found on the power board, main board, logic control board and other circuit boards of PDP color TVs. S...[Details]
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Just give an example and other analogies Let me give you an example of a structure in STM32! //The following functions or definitions are not together, I just pulled them out to show that they are ...[Details]
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Traditional circuit performance testing uses manual testing to verify whether the circuit is qualified, which has the following main disadvantages: First, during the test process, the connection betwe...[Details]
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OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
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3. Power supply and speaker protection circuit
Fig.11
The power supply and protection circuit are shown in Figure 11, and the PCB board is shown in Figure 12. The main power rectifier...[Details]
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1. Structure, composition and selection of insulation resistance meter 1. The insulation resistance meter mainly consists of three parts. *It is a DC high voltage generator, used to generate a DC hig...[Details]
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Introduction to Synthetic Blood Penetration Tester for Medical Masks The synthetic blood penetration tester for medical masks is used to measure the penetration performance of liquid jets such as syn...[Details]
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This article is marked as a capriccio, which means that it is not a strictly structured article, but is written as I think of it. I hope readers will like this style. The following is the main text...[Details]
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introduction
Using wireless sensor networks to detect the amount of grain in a grain depot is a new technology. Due to the complexity of grain piles, a large number of unevenly distribut...[Details]
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0 Introduction
Bluetooth is a radio technology that supports short-range communication between devices (generally within 1Om). It can exchange wireless information between devices. Its operating fre...[Details]
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The following is a knowledge inventory and analysis of the advantages and disadvantages of incandescent lamps, energy-saving lamps, fluorescent lamps and LED lamps.
Incandescent lamp
...[Details]
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Recently, TE Connectivity (hereinafter referred to as "TE"), a leading global company in the field of connectivity and sensing, released its 2018 Corporate Responsibility Report, which comprehensivel...[Details]
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What is an AVR microcontroller? What are the advantages of an AVR microcontroller? Why should you choose an AVR microcontroller?
AVR microcontroller is a new type of microcontroller develo...[Details]
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On October 23, preliminary survey data from the Gaogong Industry Research Institute of Lithium Battery (GGII) showed that China's lithium battery shipments in the first three quarters of 2024 were ...[Details]
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