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According to the capacity of the electrolytic capacitor, select the R×10, R×100, and R×1K ranges of the multimeter for testing and judgment. Connect the red and black test leads to the negative pole ...[Details]
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Switched current technology is a new analog signal sampling, holding and processing technology. It has the unique advantages of current mode circuits, such as fast speed and suitability for low voltag...[Details]
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On August 30, Zhejiang Zhoushan Power Supply Company, the People's Government of Dinghai District, Zhoushan City, and China Mobile Communications Group Zhoushan Branch officially signed the "5G+Int...[Details]
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On the morning of March 15, Apple just released the iPhone 13 and the third-generation iPhone SE in new colors, but the company has already started developing the iPhone 14. Here is some news a...[Details]
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On July 20,
Nubia launched the Nubia Z50S Pro at a new product launch conference. As a newly launched flagship product with a straight imaging screen,
the Nubia Z50S Pro is fully equipped w...[Details]
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Xiaomi has always been active in the mobile phone industry as a "disruptor". Xiaomi has attracted a large number of users with its cost-effectiveness, but it has also been labeled as "loser" and "l...[Details]
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As autonomous driving technology continues to develop, cars require more support systems for smooth operation. When an autonomous vehicle enters an underground parking lot, the GPS navigation functio...[Details]
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On October 31, China Telecom, China Mobile and China Unicom jointly announced the launch of 5G commercial services and released corresponding 5G packages at the opening ceremony of the China Internat...[Details]
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In many audio applications, it is very important to have a constant audio signal level. This circuit is really designed for voice modulation radio transmission applications. This voice circuit is als...[Details]
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The "Ubiquitous Power Internet of Things" is a network on the "energy demand side". Relying on the "cloud, big data, Internet of Things, mobility and intelligence" technology, it fully connects ene...[Details]
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Recently, the top 10 global power battery installed capacity in 2022 was released. Among them, Funeng Technology will rely on its high-quality soft-pack batteries to be used in large quantities for M...[Details]
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Introduction In recent years, small mobile devices such as smartphones have added many functions in addition to telephone functions, such as digital cameras, games, web browsing, and music players, ...[Details]
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Musk announced that they will be switching from "cobalt" to "nickel" models. This solves the problem raised earlier. This will also increase efficiency. In the energy-intensive models (Cybertruck/Sem...[Details]
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Several methods for testing diodes (ordinary, voltage-stabilizing, bidirectional trigger diodes) (I) Testing of ordinary diodes (including detector diodes, rectifier diodes, damping diodes, switching...[Details]
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1. Introduction
At present, an important reason for the low light extraction efficiency of high-power LEDs is that the thickness of the LED substrate is relatively large. A large part of the light...[Details]