"Version: 20201201"--Title page verso.Includes bibliographical references.part I. Lectures. 1. Introduction -- 1.1. Laws of the land -- 1.2. The voltage divider (You can't believe how important this is!) -- 1.3. Mr Th?evenin and his amazing equivalent circuit -- 1.4. Input and output impedances -- 1.5. Error propagation2. RC circuits -- 2.1. R and C -- 2.2. RC filters -- 2.3. Doing calculus wit…