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.” ...

A multimeter and its test leads allow electrical workers to reach into an energized panel, touch live circuit components with the end of the test leads, and capture electrical readings like voltage, ...

For the past couple of days 2 of the UPS'es in my house have been clicking like there is a line sag. The UPS'es are on completely different circuits in the house, but both are pretty basic "Connext" ...

A multimeter is a versatile tool that can be used to measure voltage, current, and resistance in electrical circuits. It combines several measurement functions into one device, making it essential for ...

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I work a lot with high voltages and others frequently replicate my projects, so I often get asked “What voltage is needed?”. That means I need to be able to measure high voltages. Here’s how I do it ...

This multimeter add-on is called the Half Ohm. It allows you to measure small resistance values, and can be used to track down shorts on a PCB. The board acts as a pass-through for both probes. When ...