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element14 , a global distributor of electronic components and development services, has announced the winners of its online community (one of Avnet's communities) for the 2019 Community Awards. This ...[Details]
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Ubuntu boot error /root/.profile gedit /root/.profile mesg to tty-s && mesg n Compile kernel error 1.make :*** Error 1 make:*** Error 2 Solution: Solution: sudo apt-get install libncurses5-dev Or: ...[Details]
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As a direct result of the continuous segmentation and specialization of the electronics industry, EMS business (electronics product processing service) has been continuously accepted and valued by ...[Details]
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【QWT Introduction】
QWT
, the full name is Qt Widgets for Technical Applications, is an open source project based on the LGPL copyright agreement, which can generate various statistical c...[Details]
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The trend towards "green" systems not only means that environmentally friendly components must be used, but also poses energy-saving challenges to the electronics industry. Organizations such as Ener...[Details]
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Working principle of frequency converter
The prerequisite for the inverter to provide stable voltage and current to the load is to rectify the unstable AC power of the power grid into DC power...[Details]
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——About infrared and infrared thermometer product knowledge
Learn more about infrared and infrared thermometer products to better understand the principles and advantages of non-contact measu...[Details]
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1 Introduction With the popularity of various vehicles such as cars, the demand for vehicle navigation equipment has become increasingly strong. As a vehicle-mounted device, it must not only have rel...[Details]
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0 Introduction
With the development of high-performance permanent magnet materials, power electronics technology, large-scale integrated circuits and computer technology, the application field ...[Details]
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Design requirements: In this project, you will design a basic circuit for a microcontroller, which includes a crystal oscillator, etc. Connect a small LED to any I/O pin of the microcontroller and ...[Details]
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Touch sensing is becoming a trend. Whether it is the refrigerator, air conditioner, washing machine in our home, the laptop, desktop computer in the office, the mobile phone, iPad, remote control in ...[Details]
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Project Introduction
Radar cross section (RCS) and antenna placement are important parameters in aircraft design. RCS is a measure of the detectability of an object, such as an aircraft, to radar. A ...[Details]
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Figure 5.4-18 shows a widely used exponential circuit. In the figure, A2 and V2 form a basic exponential operation circuit. V2 and V1 are a pair of tubes with the same characteristics and the same...[Details]
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China Energy Storage Network News:
On November 12, the State Grid Corporation of China's scientific and technological projects "Research and Demonstration of Optimal Configuration of Urban Di...[Details]
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In addition to the quality of the chip itself, the process of LED also has a significant impact on its service life. How to better control
each step in the process and select appropriate auxiliary m...[Details]