You almost never hear of a DC Watt Meter – one just does some mental math with Volts and Amps at the back of one’s head. An AC Watt Meter, on the other hand, can by pretty useful on any workbench.

A device available for check out at the Dubuque County libraries can help homeowners measure electricity usage for individual devices. This device is called a Kill A Watt meter, and its availability ...

A watt meter is a handy little device used for measuring the power in watts of any given circuit. Oftentimes you can find power meters in residential areas for determining the energy consumption and ...

Local residents who have ever wondered exactly how much electricity is gobbled up by their household appliances now have a way to find out: Head to the local library. Libraries throughout Santa Clara ...

I'd like to monitor the amount of power (in watts) going into my speakers. I'm not concerned about over driving them or anything, I'm just curious how much power I'm actually using. I connected a volt ...

Hackers love to monitor things. Whether it’s the outside temperature or the energy used to take a shower, building a sensor and displaying a real-time graph of the data is hacker heaven. But the most ...

The watt hour meter measures the total energy supplied from the mains supply. For experimental convenience it is replaced by an indicating watt meter that indicates the instantaneous rate of energy ...