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The waveform of the motor changes rapidly when it starts and stops. The usual way to test the start and stop is to use an oscilloscope, but the accuracy of the oscilloscope is low and it is impossibl...[Details]
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With the popularity of LED display screens and the reduction of costs, LED display screens have become an important tool for information dissemination in public places. At present, the main methods...[Details]
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A bowl of ramen costs three yuan, and the price has not increased in 15 years. Recently, Cheng Yunfu, the "Ramen Brother" from Shandong, has become popular on the Internet for his simple image. Alo...[Details]
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OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
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British Pickering Company launches new flexible PXI/PXIe microwave switch series, providing excellent performance and optimized test system The new 4x-890 series will be exhibited for the first tim...[Details]
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1. The structure of the multimeter 1. Meter header. The meter head of the multimeter is a sensitive ammeter. The dial on the watch head is printed with various symbols, tick marks and numerical...[Details]
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OSC uses a passive crystal oscillator, EXT uses an active crystal oscillator or an external clock. The 12M of 2440 is an Oscillator, which is active!
12M of 2440 is Oscillator
Cry...[Details]
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In the blink of an eye, it is the end of another year. As the most prestigious conference in the photovoltaic industry, the China Photovoltaic Industry Annual Conference has arrived as scheduled. S...[Details]
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0 Introduction
The dsPIC33F series microcontroller is a high-performance microcontroller launched by Microchip. It seamlessly integrates the high-speed computing power of the digital signal...[Details]
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On December 8, Uber, a foreign online car-hailing giant, announced that it would officially sell its autonomous driving division, Uber ATG, to Silicon Valley startup Aurora. It is estimated that the ...[Details]
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Rotor flow meter The rotor flowmeter measures fluid flow based on the throttling principle, but it changes the flow area of the fluid to keep the differential pressure above and below the rotor...[Details]
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The ultrasonic sensor technology used by the reversing obstacle
detection system can detect nearby obstacles and provide the driver with reversing warnings and assisted parking functions. The pr...[Details]
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Samsung launched a 583-inch 8K commercial "The Wall" display at the ISE2020 in Amsterdam, replacing the previous 437-inch version. It is reported that this is the largest commercial display panel pro...[Details]
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Essential knowledge about solar photovoltaic power generation
1. Composition and principle of solar photovoltaic system
A solar photovoltaic system consists of the following three par...[Details]
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The packaging
material
of solar cells
mainly uses epoxy resin for film encapsulation, but epoxy resin materials are easily yellowed and aged when exposed to sunlight for a long time, thu...[Details]
Analog electronics
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