I am developing an 3 phase energy meter using ADE7754.To calibarate the energy I found I have to get referenece meter and a constant source which I found very costly. Any alternate solution for calibrating the meter?
Heat up some water! You know how much water there is, it takes a calorie to heat a gram a degree, you measure the temperature before and after, you know how much energy it took.
Just like you find out if the magnetron in your oven is still happy.