Energy is expensive these days. There’s no getting around it. If, like [Giovanni], you want to keep better track of your usage, you might find value in his DIY energy meter build. [Giovanni] built his ...

The MCP6L2 and PIC18F66J93 Energy Meter is a fully functional single-phase meter that uses the 12-bit successive approximation analog-to-digital converter (SAR ADC) integrated in the microcontroller.

Electronic energy meters steadily are replacing the historical, electromechanical meters in industrial plants, commercial buildings and domestic communities. These new type of meters can record energy ...