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Working principle of infrared thermometer
The infrared thermometer is composed of an optical system, a photoelectric detector, a signal amplifier, and signal processing. Display output and other pa...[Details]
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With the increasing application of electronic technology and computer technology in automotive electronics, traditional mechanical instruments have been gradually replaced by electronic instruments...[Details]
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Single-pin pull-down resistor type RC oscillator The following is an RC oscillator circuit with an external pull-down resistor.
Explanation 1. The oscillation resistor ROSC forms a system RC os...[Details]
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1 Introduction The power supply is the heart of all electronic devices, and its quality directly affects the reliability of electronic devices. Currently, various high-efficiency portable electronic ...[Details]
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Recently, Strategy Analytics analyzed the current 2G/3G network withdrawal trend and 4G user migration opportunities based on its free report "Low-Cost 4G Mobile Phones: Market Dynamics and Opportuni...[Details]
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introduction With the development of modern science and technology, particle size and its distribution have become increasingly important in fields such as petroleum, metallurgy, pharmaceuticals, and...[Details]
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As we all know, harmonics are a common interference signal generated by nonlinear loads, which will affect the normal operation of equipment and is a parameter that is of great concern when designin...[Details]
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For various instructions, please refer to the previous article on LED control: http://www.51hei.com/mcu/2503.html. Since the source code provided by Feiling is not a program for the timer to accuratel...[Details]
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OFweek Cup 2022 China
Robot
Industry Annual Awards (abbreviated as OFweek Robot Awards 2022) is jointly organized by OFweek, China's high-tech industry portal, and its authoritative robot p...[Details]
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Get the most out of your iPhone. Your iPhone is full of hidden features, and iOS 15 has some, too In every release — including iOS 15.4, which is expected to roll out next week — Apple hides useful...[Details]
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1. Scheme design and demonstration
1.1 Overall solution design
DC electronic load based on manual adjustment of microcontroller control.
This scheme uses two self-locking switches ...[Details]
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The biggest advantages of infrared thermometers are:
fast response speed, suitable for moving objects and frequent workpiece replacement. Standard setting models are generally difficult to best mee...[Details]
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Abstract: Dot matrix liquid crystal display modules are gradually being promoted in industrial control equipment. According to the requirements of the DMF50081NB-FW dot matrix liquid crystal dis...[Details]
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Just one month after the official implementation of the 2019 new energy subsidy policy, the sales data of new energy vehicles of various automakers showed a year-on-year decline. In this regard, C...[Details]
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Recently, the 1MW vanadium battery energy storage system provided by Tianfu Energy Storage to a customer has successfully passed strict quality inspections, fully complies with established industry...[Details]