Last month, we received an e-mail from a reader asking about products that would help take his young child’s interest in electricity to the next level. Multiple GeekDads and GeekMoms suggested Snap ...

A few weeks ago, I wrote about fixing the VDO windshield washer pump in a vintage European car. As part of that, I quickly stepped through troubleshooting the system to reach the point where I ...

Circuit breakers are used in nearly all electrical systems — from residential dwellings to electric utility facilities. We rely on them to protect our systems from damaging overcurrents and short ...

I asked my uncle what a ground fault is, and the conversation got increasingly geekyHow is everyone doing? Today, in line ...

Before beginning a detailed discussion of the various electrical components and their uses, a discussion of the basics of measuring the three major electrical quantities is in order. In Chapter 1 the ...

Understanding the branch-circuit requirements in Art. 210 is critical to completing Code-compliant installations. Article 100 defines a “branch circuit” as the ...

A resonant circuit is formed when a capacitor and inductor (coil) are in parallel or in series. The two circuit elements will block or pass a single specific frequency out of a divers mix. For this ...

Life without electricity is something that is no longer imaginable. Whether it be a smartphone, hair-dryer or a ceiling lamp—the technical accomplishments we hold dear all require electricity.

For reliability, designers must create flex circuits that are neither too thick nor bend too much. • Every flex circuit has a neutral-bend axis. • Smaller circuit thickness reduces the risk of damage ...