A few months ago a personal computer trade magazine reviewed surge voltage protective power strips for home use. The article offered an explanation of what “120 volts RMS” power (what we typically ...

The alternating current (AC) waveforms refer to continually changing time-varying voltages and currents. In a set manner from a minimum to a maximum value in a specific time interval, the magnitude ...

If you mostly deal with DC current, you might not think much of root mean square or RMS measurements. Sure, you’ve seen meters that have “true RMS” settings, but what does it mean? If you don’t know — ...