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 ...

One of the simplest tasks a digital multimeter can perform is a basic voltage test on a car battery. Positive and negative ...

A multimeter is an essential piece of equipment when you’re doing work on your car’s electrics. It’ll measure electrical values, which allows you to check a battery’s state, or keep an eye ...

Euphemism for a house call from the police. Instead of demanding to be let in, police have been known to pretend to be from the water utility to coerce residents into opening their doors.

It’s a treasure from my youth, that most venerable of British test equipment ... screws allow removal of the battery compartment cover on the side above the meter, and six screws in the sides ...

and battery test. Devices with battery power can be operated without plug in power. Multimeters with overload protection have a fuse or other method to protect meter. Temperature compensated devices ...

The best wood moisture meter can help you detect excess moisture in your home or firewood. See our top pick based on our ...

Smart electricity meters are mains powered. Smart meter monitors can be either mains or battery powered. If yours stops working, it won’t affect your smart meter. Check our advice on smart meter ...

Try these tips first if your smart meter monitor isn't working correctly: Move it closer to your smart meters. Monitors work best if your smart meters are nearby. Some have a bar showing the signal ...