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Uploaded by echo4224 on Apr 8, 2007
A spinning column of LEDs are timed with an 8051 microcontroller to write text in mid air.
Entertainment
Standard YouTube License
Well, I made this one myself as a school project. I haven't seen people that sell these.
Maybe I should start a company!
echo4224 2 years ago
awesome...where could i get one?
chickenpoper 2 years ago
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Well, I made this one myself as a school project. I haven't seen people that sell these.
Maybe I should start a company!
echo4224 2 years ago