This is a circuit that uses an operational amplifier to measure the β value of a transistor. It was designed and completed by myself. [img]http://s11.photo.store.qq.com/http_imgload.cgi?/rurl4_b=3374d...
I have recently encountered such a problem in the LPC2138 project. I would like to ask experts for advice: Because there is an LCD display without fonts in the project, and the required Chinese charac...
Recently I saw the development kit on Arrow: [url]https://www.eeworld.com.cn/mcu/2014/0829/article_16112.html[/url] So I placed an order, but they asked me to provide a 10-digit customs reg number. Ho...
Experimental purposeReview and consolidate the generation and operation of discrete signals in digital signal processing.Learn and master the method of generating discrete signals with MATLAB.Learn an...
Although I studied electronics, my seniors all laughed and said that after graduation, I still couldn't repair the phone (landline, not mobile phone), and I really didn't dare to admit that I graduate...
As more and more consumers purchase new energy vehicles, the safety of electric vehicles has become a major concern. This has been particularly prominent following a series of electric vehicle fire...[Details]
Based on the commutation technology, thyristor rectifiers are classified into two main types. Line-commutated and force-commutated inverters are commonly used, while other commutated inverters, nam...[Details]
"We have successfully launched the first version of our dedicated chip for EMB brake-by-wire. Second-generation samples have also been successfully completed, and we are actively planning a third-g...[Details]
With the gradual popularization of new energy vehicles in recent years, more and more people have been able to access and purchase electric vehicles. The structure of electric vehicles is composed ...[Details]
The composition of the water heater
The water heater itself is divided into the following parts:
1. Water tank.
This is where the water heater is filled with water and where the wate...[Details]
Facial recognition, a biometric technology that uses facial features to authenticate identity, has rapidly become a global market hotspot in recent years as the technology has entered practical use...[Details]
Introduction: Traditionally, lead-acid batteries have primarily been used to provide backup power and power regulation based on location. In typical applications, the battery's actual use (discharg...[Details]
According to the latest financial report data, thanks to its leading position in advanced technology, TSMC's profit performance in the second quarter of 2025 was extremely impressive, with net prof...[Details]
Let’s first take a look at the development concept of the EVD series.
The EVD control module is specially developed for operation in extreme environments. Components that meet these requiremen...[Details]
The Importance of Intelligent Motion Control in Smart Manufacturing
Intelligent motion control is a core building block of smart manufacturing, enabling highly flexible and efficient manufactu...[Details]
Annual increases in global carbon emissions are leading to global warming and melting polar glaciers, necessitating urgent environmental solutions. Countries around the world are seeking better sol...[Details]
The input of a power amplifier is a DC voltage, while the input of a voltage amplifier is a current.
The transistor outputs signals in the following ways:
DC output: The transistor will g...[Details]
Wireless Communications
Ethernet protocol
Touch screen and 200Smart
In real-world systems, multiple PLCs are distributed throughout a single workshop, centrally controlled by a...[Details]
This article describes how to achieve constant-pressure water supply through PID control using an Allen-Bradley PLC-5 processor in conjunction with a SAMI STAR inverter. To ensure safe and reliable...[Details]
Since the beginning of summer, high temperatures have continued to intensify, and the national electricity load has frequently broken records. The latest data from the National Energy Administratio...[Details]