Alexander Posted December 12, 2009 Share Posted December 12, 2009 Ok, this is in my humble opinion totally awesome. A crystal radio device (whatever that is) invented by Tesla that can do all kind of things like producing sound from light, various other sound effects, functioning as a storm detector etc. Watch the video: Quote Link to comment Share on other sites More sharing options...
Recommended Posts
Join the conversation
You can post now and register later. If you have an account, sign in now to post with your account.