Image by AviatorDave [admin’ed by gailatlarge]
As close as I’ve ever dared get; I don’t want to spook anyone. For scale, each blade of these impellers is 90 feet long!
Question by RickyG: Can I use an old vacuum cleaner electric motor for a homemade windmill generator?
It is worth it? How efficient could it be? I live in a windy place
Feel free to answer in the comment section below