CircuitLab provides online, in-browser tools for schematic capture and circuit simulation. These tools allow students, hobbyists, and professional engineers to design and analyze analog and digital …

CircuitLab provides online, in-browser tools for schematic capture and circuit simulation. These tools allow students, hobbyists, and professional engineers to design and analyze analog and digital …

The Basics Build Mode The editor always starts in Build Mode. You can switch to Simulate Mode by clicking the "Simulate" button along the bottom toolbar. Click a component in the Build Box to select …

Jan 6, 2026 · Public circuits, schematics, and circuit simulations on CircuitLab.

BJT current mirror Circuit BJT audio amplifier Circuit JFETs JFET-based Electret Microphone Amplifier Circuit MOSFETs MOSFET and Resistor NAND Gate Circuit MOSFET Switching Inductive Loads …

Table of Contents The Basics Build Mode Ground Nodes Named Nodes Voltmeter and Ammeter Human-Friendy Inputs Plotting Outputs DC Simulation DC Sweep Time-Domain Simulation …

Zero-Friction Electronics Design. We're making it easier for engineers, students, and hobbyists to design, analyze, build, and share circuits. Electronic circuits are everywhere: from the watch on your …

Digital Logic, Gates, Clocks, and Memories Working with digital circuits is easy in CircuitLab. Scroll through the screenshots below to learn how to build and simulate digital and mixed-mode circuits. …

Oct 27, 2013 · CircuitLab provides online, in-browser tools for schematic capture and circuit simulation. These tools allow students, hobbyists, and professional engineers to design and analyze analog and …

Free Q&A forum for electronics and electrical engineering students, hobbyists, and professionals — with built-in schematic and simulation software.