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All oscilloscopes have a limited amount of acquisition memory, and the oscilloscope's memory depth determines the waveform time and the number of serial packets captured at a specific sampling rate. ...[Details]
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Buzzers are very common devices, divided into passive and active types. Choose different types of buzzers according to project requirements. In recent projects, active buzzers are used. It's still th...[Details]
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In response to the demand for mobile communication network quality monitoring in key areas, an automatic dialing test system was developed. The system's automatic scanning, dialing test and monitor...[Details]
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The main functions and features of handheld integrated wiring testers are to meet the actual needs of field work. There are great differences in price, performance and application. In the fiel...[Details]
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Recently, an "all-in-one" electric drive system was quietly released, which is the bridgehead for Huawei to officially enter the new energy vehicle industry. As Huawei's first electric drive syste...[Details]
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According to Hong Kong's "China Review News", the Cross-Strait (Shaoxing) Digital Industry Cooperation Conference was held simultaneously in physical and online formats at branch venues in Shaoxing a...[Details]
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Passive intermodulation testers are now being used more and more widely. However, people are not very familiar with how to choose a passive intermodulation tester and what key technical indicators it ...[Details]
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2020 is more than halfway through, and many companies have recently posted their "mid-term" report cards. According to Wind data, as of August 30, 3,441 companies disclosed their R&D expenditures in ...[Details]
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As technology continues to advance, the electric vehicle industry is also evolving. Among them, the rise of wireless charging technology has brought great changes to the electric vehicle field. Tra...[Details]
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【question】 The maximum bus clock of APB1 of STM32F103 is 1/2 of the AHB bus clock, which is 36MHz at most. When using ST's library function (v2.0), the clock frequency of TIM2 (normal timer) is 72MHz...[Details]
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How to judge whether the crystal oscillator in the circuit is overdriven?
Resistor RS is often used to prevent the crystal oscillator from being overdriven. Overdriving the crystal oscillator w...[Details]
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In recent years, with the deepening of the reform of the power system, new business forms such as incremental power distribution, integrated energy services, and Internet + smart energy have contin...[Details]
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Every power engineer knows and learns about the traditional control topologies of overvoltage mode and current mode control, but less well-known are hysteretic-based topologies and their advantages. ...[Details]
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In recent years, the measurement of body diagonal displacements as defined by ASME B5.54 or ISO 230-6 has provided a rapid method for verifying machine tool volumetric errors and has been well establ...[Details]
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The inverter is a power electronic device widely used in the field of industrial automation. Its main function is to convert the input AC power into AC power with adjustable frequency to achieve sp...[Details]
Analog electronics
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