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Reasons for noise in conference audio
(1) Circuit noise inside the device
Audio equipment has an indicator - signal-to-noise ratio. Due to the electrical noise generated by internal elect...[Details]
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As we all know, as the chip shortage crisis sweeps the world and the role of semiconductors in national economic and technological development becomes increasingly important, many countries around th...[Details]
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With the explosion of Apple's wireless headphones, a large number of domestic users like wireless headphones, giving birth to this huge market.
For this small product, its static electri...[Details]
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Apple is rolling out a new tool to Apple service providers to test AirPods, he shared a picture of the tool on Twitter. Apple appears to be looking to reduce unnecessary AirPods service calls by mo...[Details]
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According to Qichacha data, there are currently
255,000
"environmental monitoring"
related companies in China. 2020 is the peak period of registration in the past decade, with 72,000 compani...[Details]
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Recently, Osram said that it will display LED automotive lighting modules with replaceable light sources at the 2020CES. Designed in accordance with the requirements of ECE standard R128, the manuall...[Details]
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Today (19), Transsion Holdings held a 2019 performance briefing. Zhu Zhaojiang, chairman and general manager of Transsion Holdings, said that the demographic dividend of the African mobile phone mark...[Details]
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There was a programming master who wrote unstructured programs. A beginner deliberately imitated him and also wrote unstructured programs. When he showed his progress to the master, the master critic...[Details]
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1. Test requirements The voltage, current, power and other data tested by power meters and other measuring instruments are generally effective values or average values. Generally speaking, as...[Details]
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To improve the performance of M12, you can consider the following aspects:
Material selection and sealing structure optimization: Optimize the material selection and sealing structure of the c...[Details]
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Regarding S7-1200PLC programming with parameters and programming without parameters, mainly FC and FB, this programming method can mainly realize repeated calls and transplantation between programs...[Details]
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With the rapid development of power supply technology, switching power supplies are developing in the direction of miniaturization, high frequency and inheritance, and high-efficiency switching pow...[Details]
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A multimeter is a multifunctional, multi-range measuring instrument. Here are some issues that should be considered when selecting a multimeter.
1. Function: Select according to specific requirem...[Details]
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Today, OPPO Vice President Shen Yiren wrote a post lamenting that making chips is really like "even if there are thousands of people, I will go ahead", and expressed his sincere hope that the country...[Details]
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Low-voltage electrical appliances with overload protection function are very important components in the power system. They can effectively protect electrical equipment and lines from damage caused...[Details]
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