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

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 ...

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 ...

To understand a series circuit, visualize it. You can do that by making a drawing. Just draw a box, to start with. This box represents your circuit. Notice there is only one path: the perimeter of the ...

For electricity to flow, everything needs to be connected in a big ring. It’s called a circuit. For example, the lights in most houses and flats are part of a circuit controlled by the consumer unit, ...

The rules of the National Electrical Code are written for people who have a pre-existing knowledge of electricity. In order to make sense of the Code, you must first understand basic electrical ...