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There are many reasons for the three-phase voltage imbalance, such as single-phase grounding, line break resonance, etc. Only when the operation management personnel correctly distinguish them can ...[Details]
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The switching power supply designed in this paper will be used as the power supply of the smart meter, with a maximum power of 10 W. In order to reduce the number of PCBs and the size of the smart ...[Details]
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introduction
After several years of development, radio transmitters have gradually transitioned from simple intermediate frequency transmission architectures to orthogonal intermediate frequency tr...[Details]
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The use of biometric authentication technology to replace the traditional use of keys, ID cards, passwords and other methods for personal identity authentication can be widely used in access manageme...[Details]
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The determination of the transistor type and pins is a basic skill for beginners of electronic technology. In order to help readers quickly master the determination method, the author summarizes fo...[Details]
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The main feature of the torque motor is that it has soft mechanical characteristics and can be stalled. When the load torque increases, it can automatically reduce the speed and increase the output...[Details]
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As shown in the figure, after entering the debugging mode, click Run (F5), there is no response, and the program stops at the red dot BX RO. Click the small yellow arrow pointing to the right next...[Details]
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On July 21, the second day of the listing of AI chip unicorn Cambricon on the Science and Technology Innovation Board, its stock price continued to rise. As of today's close, Cambricon closed at 274 ...[Details]
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General function modules
① Power supply: Provides stable voltage (5V, 3V, etc.) to each module in the ECU and is connected to the 12V battery in the engine compartment; can also be u...[Details]
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Commonly used transmitting transistor data
Model Power Gain Voltage Frequency Working status Package 123 pins
2N3375 10W 5dB 28V 400MHz FM/AM/SSB TO-60
2N3553 2,5W 10dB 28V 175MHz FM/AM T...[Details]
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As the official version is getting closer, the beta version of iOS 13 has entered the stage of adding small features. This Beta 6 came a little late, and it was not until Thursday morning that...[Details]
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; There are 8 LEDs connected to the P1 port of the 51 microcontroller. ;There is a push button switch K1 connected to the external interrupt 0 input pin P3.2. ;There is a push button switch K2 connec...[Details]
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Today, the Intel Cloud Terminal Solution Media Communication Conference with the theme of "Redistribution of Computing Power under Digital Transformation" was held in Beijing. Intel, together with ID...[Details]
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After weeks of leaks, Xiaomi has finally confirmed the release date of the Xiaomi MIX 4. The company revealed today through a Weibo post that the Xiaomi Mi MIX 4 will be released at 7:30 PM on Augu...[Details]
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On October 30, the e-sports performance flagship, iQOO 13, was officially released. As a flagship series with a high cost-performance ratio, iQOO has strong performance and has been additionally op...[Details]
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