Occasionally a design requires capacitors that are much closer to being identical in value to one another than the usual ...

When you need a multimeter for testing electrical equipment around the home, it's vital to know what all those symbols around the dial mean.

Ever wondered how pros test auto wiring without stripping wires? This Harbor Freight kit helps you do it, like they do, without zapping yourself.

A dive into the engineering behind Tektronix's new 7 Series 4-ch. scope featuring 25-GHz bandwidth, 125-Gsample/s rate, world ...

Measuring tiny differences in high-voltage circuits usually requires specialized differential test probes, which are often expensive. Fortunately, it’s possible to build your own high-voltage probe ...

Blood glucose monitoring is an essential tool for managing diabetes. It helps identify how your blood sugar levels respond to factors like diet, exercise, and medications so you can change your ...

Learn how to test a transformer: insulation resistance, TTR, winding resistance, polarity, continuity, and dielectric checks.

It’s easy to mistake pipes, wiring, and more for a stud if you’re inexperienced. Follow our best tips for success every time.

As you may already know, by default, Windows 11/10 contains Command Prompt and PowerShell. We can use either of them to check the battery level. To do the same, you need to launch Command Prompt and ...

Radio experimenters often need a variable capacitor to tune their circuits, as the saying goes, for maximum smoke. In decades past these were readily available from almost any scrap radio, but the ...

On Windows 10, checking your computer's hardware and system specifications can be useful for many tasks. Whether you're verifying compatibility for an app, preparing to upgrade to a new Windows ...