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.” ...

He had purchased a fairly high-tech voltmeter, but there were so many settings and options he never figured out how to use it. So here’s a primer for any voltmeter. First, find the on/off switch.

Using the presented circuit, a dual power supply, and a voltmeter it is quite simple to measure the DC bias characteristic of a high-capacity MLCC. A quick bench test will reveal how much the ...

I have an inexpensive, basic ohm/volt meter that I picked up at Sears. Can I stick each probe in each side of the outlet and use that to measure the voltage?

Voltage is a measure of the difference in energy between one part of a circuit and another. It tells you how much electrical energy has been converted into other forms of energy. Voltage is measured ...