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How to determine the polarity of an electret microphone
The electret microphone is small in size, simple in structure, good in electroacoustic performance, low in price, and widely used. T...[Details]
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BENGALURU, India, Sept. 10, 2024 /PRNewswire/ -- As the electric vehicle (EV) market grows, many people remain on the sidelines due to "range anxiety" (the fear of not being able to find a charger ...[Details]
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At present, the application of electroplating power supply is becoming more and more extensive, and people have higher and higher requirements for its quality. With the advancement of semiconductor te...[Details]
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According to SamMobile, Samsung announced that it will hold a new product launch conference at CES 2022. The theme of this event is "Together For Tomorrow". Jong-Hee Han, Vice Chairman of Samsung Ele...[Details]
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According to foreign media reports, on January 5, sources revealed that Hyundai Motor will build its first overseas hydrogen fuel cell factory in China, aiming to enter the Chinese hydrogen energy ma...[Details]
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In the maintenance of frequency converters, we often encounter the situation that the frequency converter does not respond after being powered on. Under normal circumstances, the frequency converte...[Details]
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ZF is a global technology company and a supplier to many well-known automobile brands. In addition to transmissions, ZF also has strong capabilities in the four major technology areas of vehicle mo...[Details]
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1. Simple method without electrolytic capacitor It's easy enough to remove the electrolytic capacitors and have it work. Figure 1. The simplest circuit without electrolytic capacitors However,...[Details]
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BlackBerry Mobile announced on Twitter today that TCL will stop selling BlackBerry phones on August 31, 2020. This means the end of an era. BlackBerry Mobile said that we are sorry to tell you that f...[Details]
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At present, many fields need to monitor water level, oil tank level, boiler level, etc. However, in traditional level control systems, the industrial site and the control room are connected via wired...[Details]
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When company leaders become internet celebrities, it can indeed bring brand effects and increase company revenue. In China, Dong Mingzhu personally endorses Gree products, which is an example. Elon M...[Details]
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Samsung Display announced the commercialization of low-power "Adaptive Frequency" technology, which can reduce the driving power of OLED panels by 22%. The "adaptive refresh rate" technology automa...[Details]
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As cellular phones become more advanced, the power consumption of the system during operation and the power consumption during standby are also increasing. Therefore, the power management design of...[Details]
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DC-DC
Today's automotive electronic systems are increasingly complex. At the same time, the automotive environment is a big challenge for any electronic product, because automotive electronic sys...[Details]
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Watchdog timer, in the embedded field, some devices need to work in some extreme environments, that is, places where people rarely go or are difficult to go. In the long-term operation, it is inevi...[Details]