RF circuit PCB design introduces the process of RF circuit PCB design using Protel99 SE. In order to ensure circuit performance, electromagnetic compatibility should be considered when designing RF ci...
1. What is the RoHS Directive? Answer: The European Parliament and the European Council passed the RoHS Directive (Chinese version) in January 2003. The full name is The Restriction of the use of cert...
Development and application of AC variable frequency speed regulation2005-2-49:02:42By the end of the 20th century, China's installed power capacity was 319 million kW . Among them, thermal power acco...
Radio Frequency Analog Circuits Yang Yumei from University of Electronic Science and Technology of China : https://training.eeworld.com.cn/course/5185The course mainly introduces the unit circuits and...
[i=s]This post was last edited by Xiao Liuzi on 2018-7-13 16:55[/i] [color=#4f4f4f][font="][size=14px]The hardware is a Linux system i.mx287 arm processor. How can I implement the FTP client method on...
The automatic dialer is an intelligent alarm monitoring device. It uses a single-chip microcomputer as its core device and can send alarms to designated BP machines at any time using wireless paging a...