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This chapter will take AP525 as an example to introduce the instrument hardware interface, AP test software interface, and conventional sequence test operation procedures. After becoming familiar w...[Details]
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1 Introduction 电力电子技术的迅猛发展，使得电力电子装置的应用越来越广泛。目前，在电力电子装置中，在需要隔离电源的地方，均设置独立的包括原、副边电路的整套工作电源，电路复杂，效率低，体积大，成本高，可靠性低；有些电力电子装置使用带有电压泵的专用单电源驱动电路，可以省掉复杂的多路隔离辅助电源，但由于这种专用电路的局限性，不能适用于高电压、大功率和其它有特殊需要的场合。用于电...[Details]
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The application of fiber Bragg grating sensors is a burgeoning field with a very broad development prospect. At present, the main obstacle that limits the large-scale practical application of fiber...[Details]
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Digital oscilloscope is a commonly used type of oscilloscope, with unique advantages such as storage, display, measurement, waveform data analysis, etc., and is widely used in medicine, scientific res...[Details]
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Calibration of a gas sensor range can be fairly easy or very complex and expensive, depending on the type of gas and the range of concentrations. In principle, a balanced mixture of the target gas and...[Details]
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On March 24, the groundbreaking ceremony for the Northern Integrated Circuit Technology Innovation Center project was held, officially starting construction. According to Beijing Yizhuang news, the p...[Details]
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Although the test data and the listening effect are not completely consistent, it cannot be denied that the test data is the basis of the listening effect. Amplifiers with excellent test data have d...[Details]
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July and August every year are the peak months for fresh graduates to join the workforce. The young talents who stand out from many competitors may be hit by the pressure of work before they have tim...[Details]
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1. Understanding composite video signals
A composite video signal is one in which all the components needed to create a video signal are combined in the same signal. The three main components that...[Details]
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The global COVID-19 epidemic has forced the manufacturing industry, which was overly dependent on traditional labor-intensive production, to rethink the need to accelerate the introduction of more in...[Details]
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0. Introduction Am I too arrogant to even dare to make a satellite? Have you ever thought about making a satellite yourself? After reading this article, you can also make a satellite yourself. All yo...[Details]
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ZTE Grand S LTE is undoubtedly a very eye-catching model released at this CES. The comprehensive capabilities of this phone are very powerful. Not only has it reached the current highest level in ter...[Details]
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Voice Technology's FinVoice system passed Huawei Cloud dual certification Recently, the FinVoice intelligent voice authentication system (hereinafter referred to as the "FinVoice system") independent...[Details]
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As a new light source, LED power supply and drive circuit are different from the electronic ballast of fluorescent lamps. The main function of LED drive circuit is to convert AC voltage into DC vol...[Details]
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In addition to the inductor with iron powder core as the magnetic core, the position of the air gap has a great influence on the inductor parameters of general inductors (Flyback transformer is a c...[Details]
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