Circuit Basics - Electronics - Electrical and Circuit Theory

Electronics

How Electricity Flows Through Circuits

Switch Debouncing - Waveform 2B

How to Switch De-bounce an Electronic Circuit

Graham Lambert64 min read
Everything you need to know about switch bounce and how to debounce switches in your electronics projects. Includes example circuits and wiring diagrams.
What is Current? - Currents

What is Direct Current?

Rehaan Irani54 min read
Learn what electric current is, how it behaves, and how electric potential drives the flow of electrons in a circuit.
Grounds, Grounding and Earth - Symbols

A Guide to Grounds, Earth, and Grounding Electronic Circuits

Graham Lambert56 min read
Learn about the different types of earths and grounds, and how they apply to everyday electronic circuits.
What is Electromagnetism? - Faraday’s Experiment

The Basics of Electromagnetism

Jenn Braza35 min read
Learn the basic concepts of electromagnetism and magnetic fields, the factors affecting a magnetic field, and how to determine the direction of current flow in a wire.
What Is Capacitance? Energy Stored Capacitor Picture

Introduction to Capacitance

Rehaan Irani33 min read
Learn the basics of capacitance, how to calculate charge and discharge times, how to calculate the energy and voltage at a particular timepoint, and much more.
Ohm’s Law, Power and Energy - Cartoon

Ohm’s Law, Power and Energy

Graham Lambert36 min read
Learn the concepts of energy, power, and Ohm’s law with this practical tutorial that goes in-depth into each topic and includes example calculations.
What is Electricity - Like charges repel, opposite charges attract

How Electricity Works

Rehaan Irani25 min read
Electricity is the flow of charge traveling from a higher potential to a lower potential. But as we will learn in this article, there is much more to it than that!
How Voltage Dividers Work

How Voltage Dividers Work

Jenn Braza25 min read
Learn about voltage dividers and their practical applications. Also see how to calculate voltage drop, resistance, current, and output voltage in a voltage divider.
What is Alternating Current?

What is Alternating Current?

Rehaan Irani15 min read
Get an in-depth understanding of alternating current with these pointers on AC waveforms, RMS voltage and current, and AC-DC conversions.
How Electromagnetic Coils Work - Moving a Magnet in and Out of the Coil to Induce Current

How Electromagnetic Coils Work

Jenn Braza16 min read
Learn how wire coils induce electromagnetic fields, how to generate current with a wire coil and a magnet, and how to make an electromagnet.
What is Voltage? - Voltage Schematic

How Voltage Works

Rehaan Irani06 min read
An introduction to voltage and electric potential energy. We’ll also see how to connect batteries in series and parallel, and how to measure voltages.
What Are RC Circuits? - Sample Circuit 1

How RC Circuits Work

Graham Lambert02 min read
Learn how RC circuits work, what the time constant is, and how to calculate the charge time of an RC circuit.
Heat and Heat Sinks - Motherboard

A Guide to Electrical Heat and Heat Sinks

Louvil Abasolo010 min read
Learn about power dissipation, heat, calculating heat sink size, and how to install CPU heat sinks with this informative guide.
What is Resistance? Resistor

Everything You Need to Know About Resistance

Rehaan Irani05 min read
You won’t get far in electronics without understanding the concepts of resistance.