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On July 4, Guangdong Junya issued an announcement on the expected increase in 2021 semi-annual performance. According to preliminary calculations by the financial department, the net profit attributa...[Details]
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I had a 24V pure sine UPS at home, but its no-load
current
was 1.16A, which was too high. So I used my DIY spirit to make a corrected sine single-frequency inverter.
The high freq...[Details]
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Lidar is a device that measures the precise distance between an object and a sensor by emitting lasers. It is widely used in driverless cars and robots and is known as the "eyes" of robots. However, ...[Details]
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Today, Xiaomi officially announced that it will release its new flagship router product on September 17, with the main theme of "being one step ahead". From the Xiaomi router’s Weibo preheating pos...[Details]
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Jitter measurement has always been called the highest realm of oscilloscope test measurement. The most intuitive traditional jitter measurement method is to use afterglow to view the changes in the wa...[Details]
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1. What is
ripple
?
Ripple is defined as the AC component superimposed on the DC stable quantity in a DC voltage or current.
It has the following main disadvantages:
1.1. It ...[Details]
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On the morning of April 6, according to the WeChat official account of CATL, CATL's first overseas factory in Thuringia, Germany, officially obtained a license for battery cell production. Anja Si...[Details]
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Autonomous driving will be the biggest change in the history of automobiles, and the form of automobile design will also be subverted. It is learned that German automaker BMW seems to be designing a ...[Details]
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The MCS51 series single-chip microcomputer At89S51 is used as the main controller, and the peripheral circuit devices include digital tube driver, independent keyboard, square wave pulse output an...[Details]
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GSA confirmed today that there are now 153 operators in 64 countries/regions (as of mid-March 2021) that have announced 3GPP-compliant 5G for mobile or FWA services. A total of 428 operators in 132 c...[Details]
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1 Introduction
As a type of vacuum microwave amplifier, the klystron has been widely used due to its high power and high efficiency. However, the klystron generally requires an external focusi...[Details]
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At present, in power supply solutions below 100W, pulse width modulation (PWM) control chips are generally used to realize PWM modulation. The switch control mode has a higher working efficiency th...[Details]
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McObject® and Lynx Software Technologies announced the release of eXtremeDB/rt, the first commercial off-the-shelf (COTS) real-time database management system for embedded systems that works in conju...[Details]
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SiC is being incorporated into higher power, higher voltage designs such as electric vehicle (EV) motor drives, EV fast chargers, on-board and off-board chargers, wind and solar inverters, and indu...[Details]
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BYD's new generation of blade batteries is coming, which can make the pure electric car's range exceed 1,000km? According to the news from New Energy Vehicles, recently, a group of new car informat...[Details]