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Modern mobile communication systems, from GSM to GPRS to CDMA, have frequencies from hundreds of Hz to 900 MHz, 1.8 GHz, 2.4 GHz, 5.8 GHz, and even higher. At the same time, the requirements for mi...[Details]
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The increasing popularity of electric vehicles (EVs) has stimulated the market's need for optimized design, reduced costs, and improved vehicle operating efficiency, and has created new challenges ...[Details]
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Testing is an essential part of ensuring product quality. Manufacturers need more accurate, flexible and economical testing systems. The faster the industry develops and the more widely used the ...[Details]
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/****************************************************************/
/* HSE=25MHz
/* HCLK=72MHz
/* PCLK2=72MHz
/* PCLK1=36MHz
/****************************************************************/
...[Details]
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In the fields of medical equipment, ion accelerators, safety testing, electronic equipment aging process, etc., low-power high-voltage adjustable power supplies are often used. This type of high-vo...[Details]
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I finally got a surveillance project done, the cables were laid, and the front-end cameras were installed. But when I turned on the power, there was no image. Damn, I was so confused. What to do? N...[Details]
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1 Introduction
Bluetooth is a wireless personal area network (WPAN) technology, which is adopted by IEEE as 802.15.1. It has a very broad application prospect. Bluetooth version 1.2 (standard ...[Details]
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Now the automobile industry is no longer just a simple traditional car company that designs, produces and sells cars. With the rapid changes in the automobile industry, many new car-making forces hav...[Details]
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TSMC, which originally only planned to build a 5nm chip factory in the United States, changed its attitude at the end of last year. Its investment in the United States has increased significantly, an...[Details]
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1 Introduction
The DC power supply for power system is mainly used in the substations of hydropower stations, power plants, regions and factories and mines as the operating power supply ...[Details]
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In recent years, due to the increasingly serious environmental pollution caused by fuel vehicles and the gradual depletion of natural resources such as oil, countries around the world have been st...[Details]
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The instrument used to measure high-value resistance and insulation resistance is called a megohmmeter. Now the new products are usually called insulation resistance testers or insulation resistance ...[Details]
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1. Test method: 1. Place the instrument in a horizontal position and check whether the pointer of the galvanometer is on the center line. If not, use the zero adjuster to adjust it to the center line...[Details]
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On October 30, the world's highest altitude and largest installed capacity independent grid-connected energy storage power station - the 100MW/400MWh independent grid-connected energy storage proje...[Details]
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In the energy spectrum measurement, the multi-channel pulse amplitude analyzer measures the peak amplitude of the pulse, but the peak of the pulse signal after linear amplification of the detector out...[Details]
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