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The famous European company SGS-THOMSON STMicroelectronics has launched a Hi-Fi high-power DMOS integrated amplifier, the TDA7293, which has better sound quality and greater power than the TDA7294. I...[Details]
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Samsung has finally released its new generation flagship mobile platform Exynos 2200. Its biggest feature is the integrated Xclipse 920 GPU, which introduces AMD RDNA2 desktop-level architecture for ...[Details]
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On February 3, the National Energy Solar Power Research and Development (Experimental) Center (NESC) of the China Electric Power Research Institute successfully carried out the first domestic photo...[Details]
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1. Ultra-long life. The cycle life of long-life lead-acid batteries is about 300 times, and the maximum is 500 times. Some domestic lithium iron phosphate power batteries have a cycle life of more th...[Details]
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Preface
Since brushless DC motors have a series of advantages of AC motors such as simple structure, reliable operation, and easy maintenance, as well as many advantages of DC motors such as h...[Details]
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In April, the Sichuan Provincial Development and Reform Commission approved energy-saving plans for three power battery material production and processing projects. Among them:
Annual produc...[Details]
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Connect the wires as shown in the diagram (points 1 and 2 are connected). This circuit is a Wien bridge RC sine wave oscillator, which can be used to generate a sine wave with a wide frequency range ...[Details]
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Direct reading spectrometer is a commonly used analytical instrument
, which has certain applications in many fields. When using direct reading spectrometer, users need to have a certain understandin...[Details]
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The preferred instrument for measuring resistance is the multimeter. The multimeter is a frequently used measuring instrument that can measure voltage, current, resistance, etc. in different ranges...[Details]
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I. Definition
1. Pull-up means clamping the uncertain signal at a high level through a resistor! "The resistor also acts as a current limiter"! The same applies to pull-down!
2. Pull-up is to inj...[Details]
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According to the official WeChat Pay page, the 10% discount on Apple App Store top-up is now available again. To top up on the App Store, you need to go to WeChat-Me-Service-Q Coin Top-up. Enjoy ...[Details]
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Hello everyone, through the previous study, we have learned and become familiar with the usage and learning methods of ICD2 simulation burner and enhanced PIC experiment board, and learned how to use...[Details]
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The figure shows another self-excited multivibrator composed of TTL NAND gates. Its oscillation process is basically the same as the above example, but the figure does not have a shaping NAND gate. T...[Details]
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Due to the stagnant sales of PC and other products due to inflation and the continued oversupply of DRAM, prices fell by about 10% in November, falling for seven consecutive months, and the decline e...[Details]
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The information industry is developing rapidly. With the rise of the computer industry, the transmission of information and data is becoming more and more convenient and fast. From the earliest U...[Details]
Power technology
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