PCA-6743

Sailing is gaining more and more attention. How to use modern technology to assist training and improve competition results is particularly important. Considering the real-time data collection in t...[Details]

1 Introduction There have been many studies on the detection and protection of power grid short circuit and line fault. The short circuit, overload and overvoltage protectors on the market have ...[Details]

Single-chip microcomputers are widely used because of their small size, powerful functions and low price. This article introduces the method of designing a micro electronic piano using the AT89C51 sin...[Details]

introduction MEMS is a high-tech that has flourished on the basis of integrated circuit production technology and dedicated micro-electromechanical processing methods. Pressure sensors develop...[Details]

Motors are important products that convert electrical energy into mechanical energy to achieve automation, and they are widely used in industrial control, medical electronics, white a...[Details]

With the rapid development of the national economy, lifting and hoisting operations are used more and more frequently and widely in various fields of economic construction. China has continuously expl...[Details]

1 Overview In the field of traditional lighting, the concepts and definitions of lamps and lamps are clear. Lamps and lamps have their own applicable product standards, supporting technical st...[Details]

IntroductionLED billboards are a kind of information display terminal for the public, which has a wide range of civil and commercial values. However, the information displayed on most LED bil...[Details]

The biggest advantage of Profibus is that it is guaranteed by the stable international standard EN50170 and has been proven to be universal in practical applications. It has been widely used in man...[Details]

The programmable controller directly controls the stepper motor, which can significantly reduce the cost of the control system of the modular machine tool automatic production line. The article int...[Details]

Since the implementation of the self-weight toll collection system, the highway administration has not only high requirements for the vehicle axle recognition rate, but also requires a long service li...[Details]

1. Why do we need to do electromagnetic compatibility design for products? Answer: To meet product functional requirements, reduce debugging time , make products meet the requirements o...[Details]

At present, products in the field of monitoring generally focus on the field level, that is, the client/server (C/S) model is adopted, the purpose of which is to ensure the stability and reliability o...[Details]

1 Introduction When studying electronic courses such as "Electronic Circuits" and "Signal Processing", college students only understand the real signal characteristics in theory. They cannot r...[Details]

introduction This paper mainly studies the problem of voltage sag control. For sensitive load equipment with rectifier inverter structure, this paper proposes a DC dynamic voltage restorer (Dy...[Details]