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Today, OPPO announced that the OPPO Reno5 series will be officially released on December 10, and the new product will be endorsed by Zhou Dongyu. Just last month, OPPO spokesperson Zhou Dongy...[Details]
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1. Input voltage: 110VAC/DC or 220VAC/DC or 380VAC three-phase ±20%; or 85~264VAC full range
2. Input frequency: 47~63Hz
3. Output stability: 0.5% typ...[Details]
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The RFID-based production logistics management information system can reflect the production and logistics information of the production process online in real time, so that production scheduling, qua...[Details]
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First question: What does the waveform of the oscilloscope mean? In one sentence: the horizontal coordinate represents time, the vertical coordinate represents voltage (usually voltage), and the curv...[Details]
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On November 30, it was reported that Huawei is still developing new Hongmeng smartphones, which is certain. According to Weibo blogger @WHYLAB, Huawei has a new 4G phone that has passed the nationa...[Details]
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Most lighting designers believe that all LED products are of the same quality. However, there are many manufacturers and suppliers of LEDs, and Asian manufacturers supply low-cost LEDs to the world. ...[Details]
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On October 21, Grinda announced that the company's operating income in the first three quarters of 2021 was 532 million yuan, a year-on-year increase of 25.88%; the net profit attributable to shareho...[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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High voltage DC power supply system solution 1
The AC input, rectifier circuit, battery, and charger of high voltage DC power supply scheme 1 are the same as those of rAC power supply syst...[Details]
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1 Introduction
Pulse width modulation technology controls the on and off of switching elements in a certain pattern to obtain a set of rectangular pulse waveforms with equal amplitude but d...[Details]
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Introduction The control and diagnosis of single-chip microcomputer equipment based on Ethernet combines advanced WEB technology and embedded technology to realize direct cross-platform information ...[Details]
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On November 23, the Shanghai Consumer Council published an article on its official WeChat account stating that through an investigation of 12 apps, it was found that the automatic renewal and deducti...[Details]
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1. 485 Hardware Principle The principle of differential pair data transmission IO data transmission → differential pair The transmission distance of RS232 is less than 15 meters, while the trans...[Details]
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For years, Huawei has been developing its own high-performance processors and modems, all of which power its vast array of mobile devices. Until now, the company has refused to sell any of its produc...[Details]
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This article introduces a quad-output, triple monolithic buck converter and boost controller reference design for automotive electronics such as telematics boxes. The reference design features a fa...[Details]