video://www.youtube.com/watch?v=ersFcYnVIVY
MP3 players have been becoming more and more easier for hackers and makers to hack. Here’s a cool MP3 hack that shows you how to make a motion controlled MP3 player. You can also learn about how to make MP3 decoder here.
I chose a PC speaker MS-77 manufactured by Elecom for this project. It is separated in left and right channels and the amplifi
video://www.youtube.com/watch?v=iCHoKt7AUIU
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
