How to understand the alarm performance of 14 or more half-cycles of arc faults in 1s in GB14287.4 "Electrical Fire Monitoring System Part 4: Arc Fault Detector"? How to understand the alarm performan...
[i=s]This post was last edited by qwqwqw2088 on 2019-11-1 11:44[/i]In factory automation applications, due to the increasing number of on-site device nodes and the increasing requirements for automati...
There is a set of module hardware dedicated to the secret room. The hardware interface includes input and output interfaces, as well as the light lock interface commonly used in the secret room, and i...
Abstract: In switching power supplies, EMI filters play a significant role in suppressing common-mode and differential-mode conducted noise. Based on the study of the filter principle, a method of ind...
[i=s]This post was last edited by SsvepX on 2018-7-23 08:54[/i] Use square wave to detect sine wave, square wave 0~5V, CD4053 power supply is +-5V, sine wave amplitude is 4V, no bias, frequency 23.5k,...