"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." When tackling DIY projects that involve any kind of electrical wiring, components, or circuitry, you need ...

The MM67 is an auto-ranging True RMS Multimeter, ideal for troubleshooting electrical systems. It measures AC and DC voltages ...

This simple tools allows you to troubleshoot nearly any RV or camper problem, potentially saving you a lot of time, hassle, ...

We may earn revenue from the products available on this page and participate in affiliate programs. Learn More › From testing batteries to determining the amount of voltage in an electrical circuit, ...

Zak is new to the CarBuzz team, working as a freelance content writer. When Zak isn't writing How To articles for CarBuzz he's working as a high school automotive technology instructor. Before ...

If you were to ask a random Hackaday reader what their most fundamental piece of electronic test equipment was, it’s likely that they would respond with “multimeter”. If you asked them to produce it, ...

Modern digital multimeters (DMMs) are user-friendly, accurate, and safe — when used correctly! Reading voltage is simple, but measurements must be properly interpreted. With a clamp-on DMM, accurate ...

Digital multimeters are precise and accurate instruments, with some models being very expensive. No matter the cost, one problem pervades every one of these devices: They do a poor job of conveying ...

My colleague, Martin Rowe, who is Senior Technical Editor of Test & Measurement World, just posted an interesting article that describes how to turn your iOS device (iPad, iPhone, etc.) into a digital ...

When it comes to car problems, nothing is ever convenient. It seems like your vehicle plots the perfect moment to give you grief, and the majority of the time it involves a dead battery. While it’s ...