If you’d like to fix or even diagnose anything involving electricity – whether it’s the energy that surges through a car, ...

In a perfect world, electrical insulation would allow no current to flow through it. Unfortunately, several factors can — and will — result in the deterioration and ultimate failure of electrical ...

Measuring the electrical resistance (ohms) of motors, compressors, and other electrical devices in HVAC systems may seem straightforward. But when the measurements of zero (0) or “OL” (overload) come ...

When working on electrical projects around the home—whether that’s troubleshooting an issue with your HVAC system, repairing an appliance, or testing a car battery—a multimeter is essential. These ...

Thinking of tackling electrical repairs but don’t know where to start? With just a little knowledge–and less than $100 worth ...

Not knowing how to troubleshoot electrical issues is a death sentence for any DIYer’s bank account. Your only other option is a wild goose chase by throwing money at your car until the problem’s fixed ...

Electrical safety testing has been around for almost a century, and safety agencies have been testing and certifying products for almost as long. Electrical and electronic products have changed ...

Insulation resistance testing is a simple yet critical preventive measure that can significantly lower your maintenance costs. You may be familiar with the role insulation resistance testing plays in ...