This video covers the essential steps to properly test a car's alternator and diagnose common alternator issues. The guide ...

Our Plugable USB-C Voltage and Amperage Meter review looks at a compact bidirectional USB-C meter with power pass-through and more.

Proper safety procedures are critical when testing high-voltage systems. As the following examples prove, mistakes happen. However, when the safety of you and your coworkers is at stake, neglecting ...

Here’s the stuff in your home you should occasionally test using a volt meter or multimeter to ensure they’re not filled with deadly electrical current. Outlets, switches, appliances ...

A multimeter is an easy prospect, right? Back in the day you could make one fairly easily with a decent panel meter and a set of precision resistors, and now a digital one can be had for throwaway ...

Harmonics meters. To obtain detailed harmonic information about measured waveforms, you'll need a portable harmonics meter. You can use the meter to check waveform characteristics for different types ...

Measuring the amount voltage, amperage and direction of current a USB-C device is using is now easy with Plugable's new and updated USBC-VAMETER.