Learn about electricity, circuit theory, and introductory electronics. We also have sections that let you get down and dirty with household items, from building your own robot to videos where we disassemble …

A summary of the math and science preparation that will help you have the best experience with electrical engineering taught on Khan Academy. Become familiar with engineering numbers and …

Amplifiers make signals bigger. Amplification is often the most basic operation of an electronic circuit. There are many kinds of amplifier designs. We will describe the operational amplifier, the building …

A summary of math and science preparation that will help you have the best experience with electrical engineering on Khan Academy.

Circuit analysis is the process of finding all the currents and voltages in a network of connected components. We look at the basic elements used to build circuits, and find out what happens when …

Superposition is a super useful technique to add to your toolkit of circuit analysis methods. Use superposition when you have a circuit with multiple inputs or multiple power sources.

Circuit analysis, or solving a circuit, means figuring out voltages and currents in each element. Here's an overview of circuit analysis, with some context for the various tools and methods we use to analyze …

Linearity is a mathematical concept that has a profound impact on electronic design. The idea itself is quite simple, but the implications have great meaning for our field. First we will talk about the …

Explore the basics of electrical engineering, including key concepts and numbers, through Khan Academy's comprehensive and free educational resources.

Aprende acerca de electricidad, teoría de circuitos y electrónica introductoria. También tenemos secciones que te permiten ensuciarte las manos con artículos para el hogar, desde construir tu …