Check out this really cool DIY on how to make a vertical wind turbine. This thing can produce some good amount of electricity for under $300.
With this one I am hoping to get the 100 watts.
Here is how I did it.
First we need: –5 pvc tube. size 3″X10′ (hardware store)$48
–3 bike wheels. size 12″ (junk yard or ask your kid to use their bikes for a minute) maybe $5
–Ametek38 volt (ebay or surplus store) $60 (a problem with ametek, it n