Brian Douglas has a way of simplifying problems down and utilising an electronic whiteboard. The following videos are short and straight to the point whilst giving an excellent overview.He has many short videos on his YouTube channel I have selected a few to start you off.
Why Learn Control Theory
Open and closed loop systems
PID Control - A brief introduction
References
Why Learn Control Theory (01 Mar 2015) YouTube video, added by Brian Douglas [Online]. Available at URL https://youtu.be/oBc_BHxw78s (Accessed 20 Oct 2015).
Closed Loop Control (15 Sep 2012) YouTube video, added by Brian Douglas [Online]. Available at URL https://youtu.be/O-OqgFE9SD4 (Accessed 20 Oct 2015).
PID Control - A brief introduction (13 Sep 2012) YouTube video, added by Brian Douglas [Online]. Available at URL https://youtu.be/UR0hOmjaHp0 (Accessed 20 Oct 2015).
