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According to foreign media reports recently, the CHAdeMO Association and the China Electricity Council (CEC) are developing a new global fast charging standard with the support of the Chinese and Jap...[Details]
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Can single-phase motors be speed-controlled?
Single-phase motors can be speed-regulated by some circuits or devices, but the speed regulation effect and reliability are poorer than those of th...[Details]
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According to the different electrolyte materials used in lithium-ion batteries, lithium-ion batteries are divided into liquid lithium-ion batteries (Liquified Lithium-Ion Battery, referred to as LI...[Details]
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1. Introduction
1.1 Problems with existing testing technology solutions
GPIB
is too costly, requiring expensive I/O cards and cables; it is too slow; and it can only connect up to 1...[Details]
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After announcing the world's first launch of the Sony co-customized lens IMX709 super-sensitive cat-eye lens yesterday, OPPO officially released the latest pre-heating video of the Reno7 series t...[Details]
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On June 4, BYD announced that its new model, Han, will be the world's first mass-produced model equipped with Huawei's 5G technology. According to Tencent News "First Line", this technology is Huaw...[Details]
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Quartz resonator (from
p395
)
Overview:
The main raw material of quartz resonator is quartz single crystal, that is, crystal. In additio...[Details]
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Recently, the Chongqing Liangjiang New Area Government announced that the 220 kV Guanyintang substation invested and built by Chongqing Liangjiang Changxing Power Company was successfully connected...[Details]
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Researchers at the University of Delaware have identified ammonia as a source for engineering fuel cells that could provide a cheap and powerful fuel for cars, trucks and buses and reduce carbon emis...[Details]
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Experiment name: DC motor experimental wiring instructions: Experimental phenomenon: After downloading the program, the DC motor stops after rotating for 5 seconds . Note: Connect the two wires of th...[Details]
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The Xiaomi 12 series is almost certain to be released later this month, and one of its highlights includes the first release of the Snapdragon 8 Gen1 flagship chip. A few days ago, some medi...[Details]
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The ESD protection components used in these portable electronic products must meet the following requirements:
First, to meet the requirements of such electronic products to be light, compact and e...[Details]
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Arbitrary waveform generators are a type of signal source that is increasingly being used. How to measure arbitrary waveform generators is also a matter of concern to metrological units or depart...[Details]
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1. Overall design
FT870B is a
PWM
controlled, efficient constant current
LED driver
IC
that can operate normally at an input voltage of 15~500V, with a fixed ...[Details]
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(November 8, 2024, Shanghai) Today
, Nanxin Technology announced the launch of a new high-efficiency synchronous bidirectional buck-boost charging chip SC8808, which can support a charging volt...[Details]