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Measurement method for three-phase motor: Set the digital multimeter to the 200Ω position and measure the three-phase power lines on the motor in pairs. If the resistance values measured three time...[Details]
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With the efforts of the LED Display Panel Committee (now the LED Display Panel Branch of China Optical Industry Association), the industry standard "LED Display Screen Test Method" (hereinafter referr...[Details]
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As production costs decrease, LEDs are being used in a wider range of applications, including handheld devices, automotive and architectural lighting. High reliability, excellent efficiency and transi...[Details]
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We've all seen the flip-dot, the sign at a bus stop or old-school airport that consists of black and white (or yellow) squares. They flip to display a word or phrase, or an airline's route. According...[Details]
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In 2018, developers successfully ran a full Windows 10 system on the Lumia 950 and 950 XL. Last year, developers also began porting Windows 10 to ARM for flagship Android phones such as the On...[Details]
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A compilation process Still using the 2410 compilation instructions, perform the following steps (1) The main Makefile modifies the variables as follows ARCH := arm CROSS_COMPILE := arm-linux- (2) ma...[Details]
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Fortune (Chinese version) and Aon Hewitt jointly released the first list of "China's Top 50 Best Boards of Directors", with Tencent ranking first, NetEase ranking 10th, and Alibaba ranking 20th. In a...[Details]
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Overview
We all know that when you step on the brake pedal while driving, the car's brake system will naturally slow down or stop. Do you know how this works? It turns out that a sealed reed s...[Details]
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Specifications of the bridge full-wave rectifier voltage regulator circuit are as follows: output DC voltage 12V, DC current 300mA; input power 220V AC/50HZ mains.
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The foreign news website Slashleaks exposed a picture showing that Meizu Flyme 8 will be launched in Q4 2019. According to the exposed pictures, Meizu Flyme 8 will start internal testing in...[Details]
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DigiLens, an innovator of AR holographic waveguide display technology, announced that it will expand into the Chinese market with Crystal Optech, with Lin Xiaoshu as its general manager in China. Cry...[Details]
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The world's largest machine vision company: Cognex Cognex designs, develops, manufactures and sells a variety of products that integrate complex machine vision technology, that is, products with ...[Details]
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Mitsubishi FX series PLC is Mitsubishi's basic PLC. There are several common ways of communication between them, which are as follows: CC-LINK, N:N network connection, and parallel connection.
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LED lamp beads are voltage-sensitive devices and capacitive loads. In actual work, the current accuracy is required to be high, which is one of the main issues affecting the luminous efficiency and...[Details]
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Soft start and frequency converter start are two common motor starting methods, each with its own advantages in energy saving.
1.1 Soft Start
A soft starter is a device used to control th...[Details]