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1. Input circuit wiring The input circuit is the port for PLC to receive signals (for analog quantities, it is generally 0-40MA DC current or 0-10V DC voltage signal). The input wiring refers ...[Details]

In a microprocessor system, in order to ensure that the microprocessor system runs stably and reliably, a power supply monitoring circuit needs to be provided to the microprocessor system. Harbin S...[Details]

1 Introduction At present, large-capacity cable harnesses are widely used in high-end fields such as automobiles, ships, and aerospace. In order to ensure the safe and reliable use of cable harnesses...[Details]

Photoelectric detection technology is an emerging detection technology that combines optics and electronics. It mainly uses electronic technology to detect optical signals, and further transmits, sto...[Details]

　　The dream of a smart home that automatically controls the living environment and responds to each person's preferences has been around since the advent of the microcontroller. However, high costs, ...[Details]

When we think of carbon emissions, we tend to think of energy and transport, like smoke from factories or exhaust from cars. But these together account for less than half of global carb...[Details]

　　As people's demand for mobile power and power banks increases, the safety and quality of these products are also being paid more attention. In addition to ensuring the correct charging and discha...[Details]

In order to thoroughly study and implement the spirit of General Secretary Xi Jinping's important speech at the meeting of the Standing Committee of the Political Bureau of the CPC Central Committe...[Details]

“Apart from Apple, are there other mobile phone-car interconnection options?” Ever since I saw the new generation of CarPlay released at the 2022 WWDC (Apple Worldwide Developers Conference) this y...[Details]

High-power, high-brightness power LED is a green and environmentally friendly light source with high efficiency, energy saving and long luminous life. It is driven by adjusting the current flow...[Details]

Recently, TrendForce released the global TV panel shipment data for the first half of this year. Specifically, the shipment volume in the first half of the year reached 135.2 million pieces, a year-o...[Details]

How to measure the capacitance of a circuit board To measure the capacitance value of a capacitor, it is best to disassemble it for more accurate measurement. Because the capacitor itself is an energ...[Details]

Chapter 1 Overview of the subject 1.1 Overview of the topic The design and research parties of the project, the design process and research content, the background of practical application, etc. mu...[Details]

　　1. Choose the appropriate magnification. When measuring resistance with an ohmmeter, an appropriate magnification should be selected so that the pointer indicates near the median value. It is best ...[Details]

China Energy Storage Network: In the future energy system, new energy will account for an increasingly higher proportion, and a large number of power electronic equipment will be connected....[Details]