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Infrared target shooting device circuit diagram
When button S is pressed, the NE555 outputs a square wave with a duty cycle of about 1:5 and a frequency of 1KHZ at pin 3 to stimulate the infrared e...[Details]
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1. Development status of anti-theft alarm system
The burglar alarm system is the most important part of the entire security system. When there is an illegal intrusion or an emergency such as ...[Details]
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Recently, their humanoid Optimus Prime was released at the Mobile Expo in Goyang, South Korea. Tesla CEO Musk said that Tesla is becoming a leader in the field of reasoning and believes that Tesla ...[Details]
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introduction
In recent years, with the rapid development of computer technology and integrated circuit technology, the most widely used large-screen display system is the video LED displ...[Details]
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The main circuit of the SR-full-bridge converter is shown in Figure 1 (a). When the main switch tubes V1 and V2 are turned on and V3 and V4 are turned off, the transformer's terminals are positive,...[Details]
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Accurately predicting electricity consumption has always been a difficult problem in the industry. Experts have developed a variety of methods for this purpose, but none of them has been widely rec...[Details]
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Maxim offers a number of products that have a lithium coin cell battery embedded in them. This article provides information about the battery inside these products.
Maxim offers a numbe...[Details]
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According to Yonhap News Agency, Lee Soo-mi, an expert on US export controls and economic sanctions and a lawyer, said today at a seminar hosted by the Korea Trade Association's Institute for Interna...[Details]
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Gas vortex flowmeter is mainly used for flow measurement of industrial pipeline medium fluid, such as gas, liquid, steam and other media. ...[Details]
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Power transformers are widely used electrical equipment. From power generation, power supply to power consumption, they generally need to go through about 5 transformation processes, and each trans...[Details]
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This paper introduces a design scheme for a real-time groundwater level monitoring system. The system mainly includes three parts: signal acquisition, wireless module, and data processing and stora...[Details]
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In motor control, it is very important to obtain the motor rotor position in real time. The motor speed can be calculated by monitoring the position of the motor shaft or mechanical equipment. When...[Details]
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Text/Zhang Mingliang, Xu Huiqiang, Zhou Doudou
In the field of power equipment manufacturing in my country, there is such a team: they hold high the banner of national equipment manufacturing,...[Details]
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Abstract: This paper briefly introduces the commonly used routing protocols in ad hoc networks, uses the network simulation software NS2 to simulate the DSDV, DSR and AODV routing protocols, and calc...[Details]
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I: Introduction
I have been porting minigui in recent days. I have never used the minigui interface before. I want to see what the effect is and learn it by the way. After all, it is made in Ch...[Details]