PiggyMeter is a wonderful example of a device that you never knew you needed – simple, elegant, easy to build, and accompanied by amazing documentation. It’s a snap-on interface for electric meters, ...

The circuit shown is a microcontroller based Energy Meter that uses MCP3905A as its main component, which is an energy-metering ICs that supplies average power information through a pulse with direct ...

An electronic energy meter is the measuring device of the energy that consumed in kWh. One kilowatt-hour is the amount of electric energy which required to provide an amount of 1,000 watts of power ...