From the perspective of thinking and habits, the differences between ordinary programmers and senior programmers are mainly reflected in the following four aspects:1. Differences in programming thinki...
In many cases, once EMC and EMI are involved, many engineers think they are high-end. But what I want to ask is whether we can test some related performance by ourselves under amateur conditions. Afte...
I would like to apologize to wstt and others. I have been very busy recently. Although I have been learning 430, the progress is slow. As of now, I have already gotten started with 430.I need to sort ...
[i=s] This post was last edited by Jiangsu University on 2018-1-17 17:24 [/i] The amplification + offset circuit of the current sampling of a phase of the three-resistance sampling is shown in the fig...
[list] [*]I am working on the 2009 National Electrical Engineering Competition. In the middle stage, the relay-selected amplifier 847 is used to achieve variable gain. The 847 with relays works when t...
In
circuit design,
current
measurement
is widely used, and the main fields are divided into three categories: in measurement,
the electric meter
is used to measure the curre...[Details]
In public places such as schools, government agencies, factories and mines, as well as public corridors in residential areas, the phenomenon of long-burning lights is very common, which causes a h...[Details]
Since the late 1990s, with the demand for higher system efficiency and lower power consumption, the technological update of telecommunications and data communication equipment has promoted the deve...[Details]
This article will introduce a design method for a distributed control system used in a tracking car, which can perform distributed control of motor modules, sensor modules, and lighting control mod...[Details]
Rated capacity refers to the maximum output power of the UPS (the product of voltage V and current A).
Usually, the UPS power supplies sold on the market are marked with "W" (watt) for smaller...[Details]
Energy conservation and environmental protection are the main directions of current automotive technology research, and power batteries are the key to electric vehicle technology. Research on powe...[Details]
1. Introduction
Stepper motor is a basic component that converts electrical energy into kinetic energy. It has been widely used in a variety of electromechanical equipment, such as various machine...[Details]
Some people believe that hybrid vehicles are just a transitional product, and the ultimate goal of developing new energy vehicles is electric vehicles. Therefore, China should skip hybrid vehicles ...[Details]
1 Theoretical Analysis
Ultrasonic waves
When propagating in a suspension, the ultrasonic waves that encounter the suspended particles are scattered and attenuated at the interface, an...[Details]
When selecting EMC test equipment, we often encounter the following questions: What is the difference between an EMI receiver and a spectrum analyzer? Why should a receiver be used for EMI testing?...[Details]
1. Overview
Infrared temperature measurement technology plays an important role in product quality control and monitoring, online equipment fault diagnosis and safety protection, and energy co...[Details]
The automotive environment is very demanding for electronics: any circuit connected to the 12V power supply must operate within the nominal voltage range of 9V to 16V. Other pressing issues include...[Details]
Abstract: The video decoding chip ADV7183A is used to complete the acquisition and quantification of analog video signals, and then the ADSP-BF561 completes the compression of video data. The compr...[Details]
In a network-centric battlefield, all systems (platforms) are interconnected nodes that work together to provide mission-critical information to military personnel. This approach is driving the dev...[Details]
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