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1. Fault phenomenon: The indicator light of the transceiver is off. Solution: Use the DC voltage range of the multimeter to measure the output end of the AC/DC power transformer to see if the voltage...[Details]
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Characteristics of gas detection Characteristics of gas detection tubes The detection tube for measuring gas is actually an instrumentation of chemical analysis methods. It is a quantitative, qualita...[Details]
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The I2C bus was a serial communication interface specification first proposed by Philips. The standard I2C bus only uses two lines for communication. It can connect multiple devices with I2C interf...[Details]
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On May 15, Netflix may enter the live broadcast field. According to Deadline, Netflix is currently developing a live broadcast function for stand-up comedy specials and other content. Suppo...[Details]
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; Car alarm sound ; The frequency is divided into two 0.1s. The first one ; The frequency increases uniformly from 1.8K-3.5K in 0.1S. The frequency decreases uniformly from 3.5K-1.8K in 0.1S. ; Af...[Details]
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Recently, the 2019 World Artificial Intelligence Conference (2019 WAIC) was grandly opened at the Shanghai World Expo Center, presenting a picture of the artificial intelligence scene of the future A...[Details]
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introduction
The two most commonly used wind power generation systems on the market are variable speed constant frequency doubly fed wind power generation system and permanent magnet direct dr...[Details]
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BMW is developing a new form of lithium battery that uses solid electrolytes instead of electrolytes. The new battery will be mass-produced in 2025. It is reported that this solid electrolyte batte...[Details]
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1. Systematic error refers to the regular error caused by the measuring instrument or method, which is reflected as the deviation from the true value, such as instrument zero error, annual change err...[Details]
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According to Reuters, Huawei's rotating chairman Xu Zhijun said that in the future Huawei will build millimeter-wave radar based on 5G technology and develop lidar to solve the cost and performan...[Details]
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Basic knowledge of transformers
Understand transformers
Transformers play the role of power conversion and communication in power transmission and distribution systems. For exam...[Details]
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An oscilloscope is an electronic measuring instrument with a wide range of uses. It can transform invisible electrical signals into visible images, making it easier for people to study the changing p...[Details]
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Recently, nuTonomy, a Boston-based self-driving startup, announced that it had completed its first passenger test in Boston. Previously, the company also operated a similar fleet in Singapore, and ...[Details]
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NASA is studying the factors behind driver fatigue and how new automated technologies can both help and exacerbate the problem. According to the National Highway Traffic Safety Administration (NHTSA)...[Details]
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When the integrated operational amplifier is used, if it is an AC application and the output amplitude requirement is not high, or the temperature drift requirement is not strict in DC application, o...[Details]
Industrial Control Electronics
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