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Before judging whether the inverter is good or bad, remove the power input line and load output line. It only takes 15 seconds to judge whether the inverter is good or bad.
1. First, set...[Details]
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1. Connection between logic analyzer and Saleae Logic 1-1. Today, I connected the logic analyzer and Saleae Logic 1.2.10 on my PC for the first time. After plugging in the USB cable, the driver was a...[Details]
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Disconnect the jumper cap of JP165, connect JP10 to J12 (to achieve the effect of key control of LED light), connect JP5 to JP8, and connect J21 to the left. 3.5.2 Example Code The following code...[Details]
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1. When repairing a switching power supply, first use a multimeter to check whether each power component is short-circuited, such as the power rectifier bridge, switch tube, high-frequency high-pow...[Details]
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0 Introduction
Serial Peripheral Interface (SPI) is a high-speed synchronous serial input/output port. In recent years, it has been widely used in the expansion of external devices such as...[Details]
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Advanced Energy Industries, Inc. (Nasdaq: AEIS) has been committed to developing various advanced solutions for high-precision power conversion, measurement and control systems, and has been leading ...[Details]
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In recent years, some special properties of polymer dispersed liquid crystal (PDLC) have been widely used. Based on the current theoretical research results of PDLC, this paper explores and studies...[Details]
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Liquid level gauge contact measurement
Contact measurement started with the steel strip float level gauge, which used various methods to accurately measure the float distance and evolved into vario...[Details]
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Stepper motors are often used for positioning control. The number of pulses output by the PLC can control the angle of rotation (relatively speaking, it can be the distance), and the frequency of t...[Details]
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Special magnetic-assisted electric contact pressure gauge is a pressure gauge with electric contact device, which is often used in conjunction with corresponding electrical devices to measure the pre...[Details]
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Power amplifier, referred to as "power amplifier". In many cases, the rated output power of the host is not enough to drive the entire audio system. At this time, a power amplifier must be installe...[Details]
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As the functions of electronic products become increasingly complex, mixed signals are increasingly appearing in products designed by engineers. Although mixed signals can bring flexibility to the ...[Details]
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An electronic oscilloscope is an instrument used to measure the shape of alternating current or pulse current waves. It consists of a tube amplifier, a scanning oscillator, a cathode ray tube, etc....[Details]
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0 Introduction At present, hospitals generally use manually monitored drip infusion devices, which hang the liquid container at a certain height, use the potential difference to inject the liquid int...[Details]
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NC machine tools and CNC machine tools are two different types of CNC machine tools, and they have some differences in function, structure and application.
Definition and Principle
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Microcontroller MCU
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