The project was designed to build an accurate watt meter which will be used to measure different power levels. The watt meter circuit was a modification from the original project which contains a ...

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.

Adafruit has this week announced the availability of a new Mini Power Meter complete with Voltage, Current, Watt’s mAh and mWh display, which is capable of supporting a wide variety of different ...

Watch today’s stage of the Tour of California, especially during flatter sections, and you are likely to see the riders periodically dip their heads for a few seconds at a time. They are not ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Growing up, one of my father’s catchphrases was, “Turn off the lights when you leave a room; we’re not ...

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 ...

This application report describes the implementation of a three phase electronic electricity meter using the Texas Instruments MSP430F471xx system-on-chip (SOC) processor. This application report ...

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 ...