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At the beginning of last year, a research team from Harvard University's John A. Paulson School of Engineering and Applied Sciences (SEAS) showed us a snake-like soft robot . It borrowed the name of ...[Details]
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LED
生产过程中，所使用的环氧树脂(Epoxy)，是LED产业链制作产品的重点材料之一。环氧树脂是泛指分子中，含有2个或2个以上环氧基团的，有机高分子化合物，除个别外，它们的相对分子品质都不高。环氧树脂的分子结构，是以分子链中含有活泼的环氧基团为其特徵，环氧基团可以位于分子链的末端、中间或成环状结构。由于分子结构中含有活泼的环氧基团，使它们可与多种类型的固化剂，发生交联反应而形成...[Details]
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Principle and Design of 4-Channel Class D Audio Amplifier
In a multi-channel design, driving each channel independently consumes more power, more components, and takes up more board space....[Details]
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I watched many nostalgic videos of UP masters on B station, and every time they would type "ye qing hui" on the public screen to show respect. These videos are more of an outlet for emotions, a...[Details]
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0 Preface Liquid crystal display is a human-computer interaction interface that reflects the input/output of the system in embedded systems. Liquid crystal display is widely used for its advantages s...[Details]
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RJ11 connector and telephone interface detailed introduction
When you mention RJ11, you know that it is a universal telephone connector. In fact, it was originally a generic name for a...[Details]
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For some places with long lighting time and many lighting equipment (such as school classrooms, shopping malls, etc.), the phenomenon of waste in the use of lighting systems is common. Due to...[Details]
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Most biogas measurement sites do not have power supply, so we can choose a battery-powered turbine flowmeter. Usually, the flow rate of biogas pipelines is small, and it is generally measured by reduc...[Details]
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Mercedes-Benz recently announced that it will add a new operating system to its 2024 models. The name of the system is very concise, it is called Mercedes-Benz Operating System, or MB.OS for short. U...[Details]
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Four factors that affect the life of LED light strips: 1. LED is an electrostatically sensitive component. If anti-static measures are not taken when repairing LED light strips , the LED will ...[Details]
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LEDs are an attractive light source due to their high reliability (lifetime of over 50,000 hours), high efficiency ( 120 lumens/watt), and near-instantaneous response time. LEDs emit light in just ...[Details]
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The constant current charger is shown in Figure 1. T2 and T3 form a constant current circuit, which is the core of the entire circuit.
No matter how the potentiometer changes, the base and emitter o...[Details]
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This article introduces the radiation performance test of the WLAN part and module part of the terminal with WLAN.
The test environment of the WLAN part is shown in the figure below, but it requi...[Details]
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Bluetooth transmission equipment operates in the 2.4GHz ISM (Industrial, Scientific, Medical) frequency band. This specification establishes the dedicated operating frequency band range of Bluetoo...[Details]
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Auto-coupling step-down starting and star-delta starting are two commonly used motor starting methods. They have different effects on the current and torque of the motor during the starting process...[Details]
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