Introduction to Active Filters (1 - Active Filters)
Why would you use an active filter instead of a passive filter when designing electrical circuits? Let's go through the reasons. I'll introduce the Sallen Key circuit too.
Aaron Danner is a professor in the Department of Electrical and Computer Engineering at the National University of Singapore.
http://danner.group
Video filmed and edited by Cheryl Lim.
@randomcheryl
