A customer recently called to ask questions about the electrical system on his machine. I asked if he had a voltmeter. There was a long pause, then he said, “Yes, but I don’t know how to use it.” He ...

The power supply on a computer transforms the alternating current from the wall outlet into a direct current flow that the computer's components can use. Testing the DC voltage output of the power ...

Inrush current effect is common in electric motors. Sometimes, in case of ill-designed electrical wiring systems, switching on the motor may activate the fuse. It is caused by the inrush current – ...