The distinction between analog and digital signals is very simple, but it can still be a challenge to wrap one's mind around the concepts that define the two systems. Just when you think you've got it ...

There are times when one needs to take an digital signal and create the inverse of this signal. Doing this in discrete components can be challenging to fit into a small space. Lucky for us there are ...

In the first installment of this course, we learned that a digital value is a quantity that varies “in steps” and can take on only a finite number of values. In today’s logic systems, only two ...