What is a breadboard?
Not long ago, I was TAing an electronics lab.
The goal of the lab was simple: build a blinking LED
How To Build Your Own Motor
Magnetism is something that never fails to amaze me. Have you ever wanted to make your own small electric motor?
What is the Best Calculator for the Fundamentals of Engineering (FE) Exam?
I have to admit something. I am completely in love with this calculator. I hate to sound like a TI
How do you build a flashing LED circuit?
This is the first of many tutorials on making certain electronic circuits. In programming, it's traditional to start with a
Digital Logic and Boolean Algebra
Boolean algebra is a topic that is extraordinarily important in the electronics business.
Why is that, you ask?
What is Reactive Power?
In an earlier post, I went over some electrical power terminology. Recently someone asked about what a "KVAR" was, and
How do I use Superposition Theorem for Linear Circuits?
Sometimes you're faced with a problem that has multiple power supplies. They may be alternating current, and they might be
How Do Capacitive Touch Screens Work?
Recently a forum post surfaced where someone reported using different objects to control their cell phone. They decided to see
What does an Op Amp do?
I wanted to cover some basic microchips that any hobbyist or engineer should have in their parts bin. What do
Measuring the Climate Throughout History
Recently I was engaged by a climate change denier using an interesting argument:
No one outside of the recent past