Testing a circuit breaker is about judging reliability under fault conditions, not just checking continuity or voltage. A ...

Telecommunications operations depend on electrical testing for uptime and profitability. Testing is a critical part of building and operating a telecommunications facility. But who should perform the ...

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 ...

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 ...

At one time, it was common in many production facilities for the typical maintenance electrician to walk the floor with just a screwdriver and adjustable pliers in his back pocket. That transitioned ...

A version of Part 1 appeared in the Dec. 2011/Jan. 2012 issue of Test & Measurement World. See the PDF. In January 1979, Electronic Test published an article claiming that a single test circuit that ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? The Takeaway: The Greenlee TK-30A may be the perfect electrical test kit. It weighs ...

Insulation resistance testers, often called megohmmeters, are fundamental tools for preventive maintenance, used to assess ...