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1. Working principle of temperature probe
In the circuit shown in the figure, resistors R1-R3, diodes V1-V3, and transistor V1 constitute a temperature sensor circuit. Among them, VD1 and VD2 are c...[Details]
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Integrated circuit ZN414 provides power for audio amplifier LM386 in this tuned radio wave circuit. SW1 is the band switching switch, covering the frequency up to 18MHz. Schematic diagram of tuned ra...[Details]
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As the third batch of companies that have successfully passed the review of the Science and Technology Innovation Board, Lanqi Technology submitted its registration application on June 18, waiting fo...[Details]
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ABB has recently secured a successful partnership to provide charging infrastructure for 40 single-decker electric buses that will be launched in Singapore in early 2020. The other two parties in t...[Details]
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Manufacturers such as ZTE, Xiaomi, and Samsung have already launched mobile phones with under-screen cameras, and there have been rumors that Realme will also join this ranks. Recently, themobilehu...[Details]
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Google appears to be using its 3 billion Android devices to create a network similar to Apple's Find My, according to the latest beta of Google Play Services. Strings in the beta indicate a feature t...[Details]
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Recently, the global chip industry has sounded the alarm for inventory emergency. A survey of about 150 semiconductor companies around the world by the U.S. Department of Commerce showed that by the ...[Details]
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Transphorm Wins DOE ARPA-E Contract to Provide New Four-Quadrant GaN Switch with Bidirectional Current and Voltage Control Gallium Nitride Pioneer Transphorm Explores Next-Generation Power Conve...[Details]
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Analysis of the reasons why the ultrasonic thickness gauge displays too large or too small values
In actual testing work, it is often encountered that the thickness gauge indication is significant...[Details]
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Today, I bring you the unboxing photos of the iPad Pro 12.9-inch white Magic Keyboard. The moment I got it, I was amazed by the pure white. Compared with the dull black Magic Keyboard, the white one ...[Details]
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Baidu missed the window of mobile Internet in recent years. Therefore, Baidu has been operating at a high frequency in the field of autonomous driving and high-precision maps. Baidu is also a typical...[Details]
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The development of virtual roaming system is an important application of virtual reality technology. Taking the Baoding Second Campus of North China Electric Power University as the virtual simulat...[Details]
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On June 13, Konka Group Co., Ltd. issued an announcement stating that in order to accelerate the development of the company's semiconductor business, Konka Group Co., Ltd. recently signed a "Cooperat...[Details]
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When any product is put on the market, the first thing consumers consider when buying it is quality. As an important part of solar photovoltaics, photovoltaic manufacturers consider more than just ...[Details]
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According to Cailianshe, Huawei has recently made a major breakthrough in the field of battery technology and announced a new patent titled "Doped sulfide materials and preparation methods, lithium...[Details]
Test/Measurement
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