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UPS is the abbreviation of uninterruptible power system. It is an important external device that can provide continuous, stable and uninterrupted power supply. UPS is divided into three categories ...[Details]
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In practical applications, we often encounter such situations, that is, controlling a certain relay to be turned on (ON) for a period of time and turned off (OFF) for a period of time within a fixe...[Details]
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Asphalt flowmeter is made of differential target flowmeter principle. It is a flow measuring instrument used for various asphalt flow measurement and is widely used in many fields. Today, I will mainl...[Details]
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Under the general trend,
the use of
LEDs
for general
lighting
is just around the corner. LEDs have many advantages in general lighting, such as longer life and higher efficiency. How...[Details]
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South Korea's Samsung Electronics expects component shortages to affect chip demand from some customers this quarter, according to a Reuters report after it posted its highest quarterly profit in thr...[Details]
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The 18th China International Digital Interactive Entertainment Expo (ChinaJoy) 2020 will be held at the Shanghai New International Expo Center from July 31 to August 3. OnePlus mobile phones...[Details]
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The author has been engaged in the research and development of color TV switching power supplies for many years. Combining past work experience, this article attempts to discuss the basic principle...[Details]
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Introduction Switching power supplies are widely used in the industry today, providing energy-efficient solutions for a variety of end applications. They are commonly used in power supply and ...[Details]
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GSP-9300B is a 3GHz spectrum analyzer that meets general RF measurement needs. It provides an ambient temperature frequency stability of 0.025ppm and a long-term frequency stability of 1ppm/year. It ...[Details]
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In order to implement the "Opinions of the Central Committee of the Communist Party of China and the State Council on Fully, Accurately and Comprehensively Implementing the New Development Concept ...[Details]
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With the development of automobile technology, more and more in-vehicle
electronic
and entertainment facilities are installed. These electronic systems increase the pressure on vehicle e...[Details]
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1 Introduction High-frequency link inverter can realize electrical isolation, perform single-stage buck and boost conversion of voltage-type inverter, and has the outstanding characteristics of ligh...[Details]
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The crude oil water content meter appeared in the late 1990s. It is a product that combines measurement and control to measure the water content of crude oil by distillation, which is composed of t...[Details]
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The principle of the ground object spectrometer is to use the high temperature of the arc to directly vaporize and excite the elements in the sample, emit the specific wavelength of each element, and...[Details]
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EcoSiC™ products produced by ROHM, a world-renowned semiconductor manufacturer, SiC MOSFET and SiC Schottky barrier diode (hereinafter referred to as "SBD"), are adopted by the "HFA/HCA series" 3.5...[Details]