I did this a month or so ago:
http://jamesnsears.com/projects/orb
video here (100MB, be patient):
http://jamesnsears.com/video/orbVideo01.mov

have another, more over-the-top version coming up, but nothing to  
show yet.

These are nice and by a recent grad of my school:
http://jamesclar.com/product/index.html

and another by a guy at my school:
http://itp.nyu.edu/~lpm248/advMicro/LED/

-n.



On Jan 28, 2007, at 4:27 PM, Cedric Chang wrote:

>
> I am going to be doing a presentation for laymen
> about LEDs.  I will have an LCD projector.
>
> I would like to show photos or 30 second videos of cool
> LED projects that anyone has built.
>
> examples:
>
> spinning wheels that write messages
> high power LEDS ( 160lm Cree ? )
> laser diodes
>
>
> Best
>
> CC
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