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The best way to measure the insulation resistance of the secondary circuit is to use a 1000V megohmmeter. If there is no 1000V megohmmeter, a 500V megohmmeter can also be used. The insulation standar...[Details]
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On October 21, Canadian Solar announced on its official Weibo account that its independently developed 110/125KW industrial and commercial inverter has officially entered mass production.
The ...[Details]
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The measurement principle of electromagnetic flowmeter is based on Faraday's law of electromagnetic induction. When measuring flow, the fluid flows through a magnetic field perpendicular to the flow d...[Details]
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Ⅰ. Write in front IAR software has multiple series versions, such as MSP430, STM8, etc., but in order to make the software "compatible" in use, the multiple series software launched by IAR have simil...[Details]
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Apple's long-rumored AirTags could be announced at the Apple Silicon Mac event in November and ship before the end of the year, according to people familiar with the matter. Well-known whistleblowe...[Details]
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The 2019 Shanghai 5G Innovation and Development Summit and China Unicom Global Industry Chain Partner Conference was held today. In his speech at the conference, Wang Xiaochu, Chairman of Chin...[Details]
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With the continuous deepening of my country's electricity market reform, eight regions including the South (starting with Guangdong), western Inner Mongolia, Zhejiang, Shanxi, Shandong, Fujian, Sic...[Details]
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LED, in simple terms, is a semiconductor light emitting diode, which is currently the most advanced solid-state lighting technology in the world. LED lights are not the same old filament plus light...[Details]
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Recently, Gartner released the 2019 Emerging Technology Maturity Curve, which shows five trends: perception and mobility, human enhancement, post-classical computing and communication, digital ecosys...[Details]
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1. What is armhf
In Ubuntu 12.04 and Debian, in addition to arm and armel, there is also a version called armhf. What is this?
As we all know, armel is the main ARM ABI at present. armhf is a...[Details]
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The power supply part inputs 220V, 50Hz AC power and outputs three voltages required by the whole machine: +5V, +15V, -5V, which are mainly used for the numerical control part and D/A conversion ch...[Details]
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Light-emitting diodes ( LEDs
), long used in consumer electronics
, have recently found their way into automotive lighting, providing signal functions, daytime running lights, and interior li...[Details]
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On December 24, Loongson Technology released its new generation of general-purpose CPU products 3A4000/3B4000 in Beijing. 3A4000/3B4000 uses the same 28nm process as the previous generation 3A3000/3B...[Details]
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A multimeter is a common measuring tool used by electricians. It can be used to measure parameters such as voltage, current, and resistance. A soft starter is a device used to start a motor. It can...[Details]
Analog electronics
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