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The life of an LED is inversely proportional to the temperature of its PN junction. In some high-power LED lamps with limited space, reducing the temperature rise of the LED cannot be achieved by u...[Details]
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On February 22, local time, AT&T, the largest telecom operator in the United States, officially shut down its 3G network service. Other major operators such as T-Mobile and Verizon will also end this...[Details]
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Today I will explain to you how to connect the motor in one minute.
There are two ways to connect the motor:
1a Star connection (actual picture)
1b star connection (schem...[Details]
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A Chinese research team has developed a new brain-like learning method (NACA) based on neuromodulation-dependent plasticity, which can effectively solve the "catastrophic forgetting" problem that i...[Details]
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As early as 1920, the experiment of automobile automation had already begun. In the 1950s, feasibility was realized and some results were achieved. The first modern self-driving car appeared in 1980....[Details]
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1. Overall design of vehicle dispatching system: The whole system consists of four parts: (1) communication master station; (2) vehicle-mounted slave station; (3) communication link; and (4) ...[Details]
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The digital insulation resistance tester adopts an embedded industrial single-chip real-time operating system, combining digital analog pointers with digital segment code displays. This series of met...[Details]
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1 Introduction
The input circuit of the switching power supply mostly adopts a rectifier plus capacitor filter circuit. At the moment of closing the input circuit, since the initial voltage ...[Details]
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Dingyang SDS2000 series super fluorescent oscilloscope has a waveform capture rate of 110,000 frames/second, a maximum bandwidth of 300MHz, a sampling rate of up to 2GSa/s, and has the characteristic...[Details]
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In the power system, whether the neutral point of the generator and transformer is grounded or not involves multiple aspects such as technology, economy, and safety, and is a comprehensive issue. T...[Details]
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0 Introduction When developing the analytical thermometer, despite the adoption of an active filter circuit, the displayed temperature value is still unstable. According to the analysis of the A/D ...[Details]
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OPPO is expected to release the Find X3 Pro flagship phone in March. Previous leaks have revealed some details of the Find X3 Pro, but there is no clear information whether the standard versio...[Details]
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After entering 2009, LCD TVs that strongly promote "green energy saving" began to be launched one after another. In an average household, the power consumption of the TV accounts for 10% of the tot...[Details]
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In the major update specifications of USB 3.0 by USB-IF, the USB 3.0 interface upgrade not only improves the transmission performance that most industry players are concerned about, but also grea...[Details]
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1 Introduction
Noise has serious harm to human health, so how to reduce the harm of noise has become an urgent task. Accurate measurement and analysis of noise will provide an important basis...[Details]
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