Welcome back to our Tech Tip series! Today, we’ll review one of the most essential tools in every toolbox, a multimeter.

While using a digital multimeter to diagnose electrical problems on customers’ equipment, I frequently hear the comment, “I’ve got one of those multimeter things, but I never learned how to use it.” ...

Explore how a basic LED can be used as a tiny solar cell, generating measurable voltage under sunlight. This hands-on ...

Multimeters seem simple enough to use. You turn it on, connect the leads, then start poking things. Really though, there’s a quite a bit going on in a multimeter and a lot of different settings to get ...

Hi everyone, Randy here again. I guess I'm not screwing up as bad as I thought because those magazine editors keep asking me to write another column. They said as long as I have something to talk ...

Multimeters are absolutely necessary for any type of electrical work. From installing a ceiling fan to changing a junction box, using a multimeter helps determine if wires are hot or not (and so much ...

I’m about to buy a digital multimeter to troubleshoot all sorts of electrical issues around my home. I’ll be blunt. Do you own one? If so, which one? What do you like about the one you have? There ...

Learn how to create a simple DIY electrical generator using a few easy-to-find materials. This step-by-step video guides you ...