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Levitation machine.

 
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Alexander125
HG Master


Joined: 13 Jan 2009
Posts: 105
Location: Galati, Romania

PostPosted: Sat Mar 28, 2009 12:25 pm    Post subject: Levitation machine. Reply with quote

me and my teacher built a thyngie that holds a ping pong ball in midair,
using some transistors, LED's and an LM324 IC.
I had to use an oscilloscope to set the frequencies right in order to keep the ping-pong ball stable.
and Hey allan, I'll post some pictures and please put it on the main site.
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