On Wednesday will the continue the lecture of basic electronics, the lecture will build further on previous lecture.
Lecture 2 of 2 will be about how you apply the knowledge you obtained from lecture 1. Ther should be no problem to attend at this lecture if you missed out the first one.
The lecture starts 19:00 and will go on about an hour. So be at Chalmers Robotics locale if you want to learn more about basic electronics!