The cloud at 1:34 is the flour filled shock absorber blowing up=20
described at the link  <=20
http://robohub.org/video-throwing-and-catching-an-inverted-pendulum-with-qu=
adrocopters/>

Joe W


On 02/25/2013 10:11 PM, John Gardner wrote:
> My apologies if already posted, but I don't see it...
>
> http://techcrunch.com/2013/02/22/watch-these-quadcopters-flip-a-reverse-p=
endulum-into-the-air-and-catch-it-no-seriously-watch/


--=20
Joe Wronski
Stillwater Embedded Engineering
www.stillwatereng.net

--=20
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