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Headphone amplifier
It is mainly used in portable audio devices. Like other portable electronic products, it requires the device to have low operating voltage, low power consumption, and ...[Details]
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On August 16, domestic RISC-V ecological enterprise Saifang Technology announced yesterday the launch of a new 64-bit RISC-V processor core product, Fang Tianshu-70 (IT Home Note: Dubhe-70), which ...[Details]
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Introduction Both of them are pseudo instructions: ADR is a pseudo instruction for reading addresses in a small range, and LDR is a pseudo instruction for reading addresses in a large range. The prac...[Details]
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The bedroom is also called the bedroom or sleeping room. It is a room in our family for rest and leisure. The lamps in the bedroom provide a lighting environment for our leisure, create a comfortab...[Details]
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21. How does regeneration affect inverter performance?
The motor can become a generator and send power back to the main line whenever the rotor is spinning faster than the stator field. In thi...[Details]
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In many electrical detections, such as pipeline leakage detection and soil resistivity detection, the electrode needs to be grounded. Electrode grounding will inevitably produce grounding resista...[Details]
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APFC technology can be divided into discontinuous conduction mode (DCM), continuous conduction mode (CCM) and critical conduction mode (CRM) in between, depending on whether the inductor current is...[Details]
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According to the latest details on Apple's updated software page, even though Apple has released iOS 15 and iPadOS 15 at WWDC 2021 early this morning, Apple plans to allow iPhone and iPad users...[Details]
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Recently, UBTECH Robotics submitted an application to the China Securities Regulatory Commission for its first public offering of shares overseas. It may formally submit a prospectus to the Hong Ko...[Details]
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Apple released its fourth quarter results for fiscal 2020 on October 30. The report showed that Apple's iPhone sales in the fourth quarter were US$26.44 billion, a sharp drop of 20.7% from US$33.362 ...[Details]
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Problem with saturated switching: OFF delay time As shown in Figure 1, when the field effect transistor is switched, the base current IB applied to the transistor is: IB = IC/hFE, which determines th...[Details]
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The first school project I worked on with my classmates was the ADC0809 voltmeter. The actual project failed, but the simulation succeeded. I believe that when I look back, I will find that many part...[Details]
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Now, the market of 3D luminous characters LED light source is booming, and suppliers are springing up like mushrooms after rain. As a professional entity enterprise that has applied ultra-bright LE...[Details]
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In November 2020, Apple launched the first self-developed computer chip M1 dedicated to Mac, and then launched the M1 Pro and M1 Max in October 2021, further expanding the M1 architecture; then in Ma...[Details]
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Event Preview The 2024 Green Low-Carbon Transformation and Energy Storage Technology Innovation Industry-Education Integration Seminar/CFE2024 Southern Flow Battery Energy Storage Industry-Education I...[Details]
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