Read about What Are Electric Circuits? (Basic Concepts Of Electricity) in our free Electronics Textbook.

Place and wire electronic components (even a lemon) to create a virtual circuit from scratch, or use our starter circuits to explore and try things out. No additional hardware required.

When it comes to electrical circuits, there’s a lot to remember and understand. We've got you covered with this Intro to Circuits BBC Bitesize guide.

This is an interactive sim. It changes as you play with it.

Nov 11, 2025 · Electric circuits are classified in several ways. A direct-current circuit carries current that flows only in one direction. An alternating-current circuit carries current that pulsates back and forth …

An electronic circuit can usually be categorized as an analog circuit, a digital circuit, or a mixed-signal circuit (a combination of analog circuits and digital circuits).

One of the first things you'll encounter when learning about electronics is the concept of a circuit. This tutorial will explain what a circuit is, as well as discuss voltage in further detail. A simple circuit, …

Interactive real-time circuit simulation and animated visualization inspired students and engineers to design 2.9 million circuits online and in mobile app.

May 6, 2025 · These free electronic circuits are properly tested and can be found with schematic diagrams, breadboard image or PCB, a detailed explanation of working principle and a …

When the applet starts up you will see an animated schematic of a simple LRC circuit. The green color indicates positive voltage. The gray color indicates ground. A red color indicates negative voltage. …