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introduction
In the practice of multi-point vibration testing of rotating machinery, a variety of instruments are needed, such as oscilloscopes, dynamic balancers, vibration analyzers, etc. Wi...[Details]
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Base station power engineers face numerous design challenges. Wireless operators want them to reduce power consumption and system size. Subsystem power supply also requires certain complex tasks such...[Details]
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The wide frequency response and low distortion of high-fidelity headphones are unmatched by desktop HIFI speakers, especially some brand-name headphones. Even some top-quality speakers cannot be comp...[Details]
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With the development of electronic technology, electromagnetic compatibility issues have become a very important and difficult problem for circuit design engineers. Based on years of engineering expe...[Details]
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0 Introduction
In order to reduce the dissipation of braking energy in the train's braking resistor, suppress the temperature rise in the subway tunnel and reduce the on-board equipment, f...[Details]
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On June 5, Wingtech Technology announced that the China Securities Regulatory Commission's Listed Company Merger and Acquisition Review Committee held its 23rd working meeting in 2019 to review the c...[Details]
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The automotive industry has been undergoing a huge change in recent years. More and more electronic components are being integrated into cars to improve the safety and comfort of drivers and passen...[Details]
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O Introduction
The LTC3219 is an inductor-free, low noise, high efficiency LED driver that provides nine independently configurable current sources for the main, sub and RGB display/display de...[Details]
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According to the Nikkei Asian Review, benefiting from the Sino-US trade war environment, Taiwan's four major semiconductor manufacturers, including TSMC, UMC, MediaTek, and ASE Technology Holding, ha...[Details]
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In natural gas metering, the most commonly used is the orifice flowmeter, which consists of a throttling device, a pressure pipe, a differential pressure gauge, a pressure gauge and a thermometer. Und...[Details]
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Introduction
Engineers can leverage ADI solutions to address key challenges in ECG subsystem design, including safety, common-mode/differential-mode interference, input dynamic range requi...[Details]
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Before the official release of Haibao's CTB battery system, let's take a closer look at the battery system of Dolphin E3.0. I spent a lot of time collecting information and asking for advice in ord...[Details]
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1. Overview of Assembly Language
1. Why use assembly?
Generally we don't use assembly, but there are two cases where we need to use assembly.
1. Startup code. It is used when writing bootloader a...[Details]
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Digital oscilloscopes are the norm in most engineering labs, but you may not have fully explored their capabilities. One of the more interesting features of digital oscilloscopes is the "math" channe...[Details]
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移相控制的全桥PWM变换器是最常用的中大功率DC／DC变换电路拓扑形式之一。移相PWM控制方式利用开关管的结电容和高频变压器的漏电感或原边串联电感作为谐振元件，使开关管能进行零电压开通和关断，从而有效地降低了电路的开关损耗和开关噪声，减少了器件开关过程中产生的电磁干扰，为变换器提高开关频率、提高效率、减小尺寸及减轻质量提供了良好的条件。然而，传统的移相全桥变换器的输出整流二极管存在反向恢复过...[Details]
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