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introduction
MR16 lamps are a type of multi-faceted reflector lamp that typically uses a halogen filament capsule as the light source. They are suitable for many retail and consumer applicatio...[Details]
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=Last week, Fourier announced that
the universal humanoid GR-1 was available for pre-sale
. According to reports, the GR-1 has 44 degrees of freedom throughout its body, and the joint modul...[Details]
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1. Contactless card reading principle This series of articles mainly discusses ID cards in the 125KHz frequency band. IC cards in the 13.5MHz frequency band are not within the scope of this article. ...[Details]
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After the 220V AC is stepped down and limited by capacitors C1 and R1, the AC voltage at points A and B is about 15V. It is rectified by VD1~VD4. A DC voltage of about 14V is obtained on C2 as the ...[Details]
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Car lights have been evolving along with the development of automobiles. Especially under the trend of intelligent automobiles, automobile companies pay more attention to consumer demand and are co...[Details]
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The emergence of LED electronic display screens not only brings great convenience to our lives, but also adds color to the city. With the continuous improvement of LED display technology, the des...[Details]
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Vivo TWS Neo is vivo's second true wireless headset product. Its main selling points are good sound quality and low latency, which directly hits the pain points of traditional true wireless headsets ...[Details]
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On December 30, the Tesla factory in Shanghai will begin delivering Model 3. This means that the factory will start delivering cars to customers 357 days after it started operation, which will set a ...[Details]
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Recently, the National Development and Reform Commission issued the "Electricity Reliability Management Measures (Interim)", which will be implemented from June 1. The measures propose
to acti...[Details]
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Newly disclosed research shows that Apple is studying how to keep iPhone sensors working accurately in situations of high water pressure or low air pressure. Typically, when Apple is granted ...[Details]
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The latest report from Susquehanna Financial Group, a research organization, shows that the chip delivery time in November was extended by another four days compared with October, reaching 22.3 weeks...[Details]
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The main flow of the program is shown in Figure 1.
Figure 1 The main flow of the program
The program is divided into two main parts: one part constantly monitors whether there are any k...[Details]
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The method of testing a mobile phone charger is very simple. Just remove the transformer on the charger, connect the transformer on the standby side, and measure whether the output voltage of the c...[Details]
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Abstract: This paper introduces the composition and working principle of the variable speed constant frequency AC generator system on the McDonnell Douglas (MD) 90 aircraft.
The harmonic...[Details]
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The wiring method of converting a three-phase inverter to a 220V single-phase is a highly technical job, which requires a deep understanding of the working principle and wiring method of the invert...[Details]