 | | Two New Contests at BrickBots.Com —Richard Sutherland
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| | | Hello Builders, Two new contest have started at BrickBots.Com! Spinning Tops Start Date: 2/26/01 End Date: 3/12/01 Score Type: Points Description: Build a robot to set one or more tops spinning for as long as possible. Tops are to be constructed of (...) (24 years ago, 26-Feb-01, to lugnet.robotics)
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| | | | | RE: Two New Contests at BrickBots.Com —Ralph Hempel
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| | | | (...) back when at the University of Waterloo, we designed a 2D inverted pendulum balancer on a plotter bed. The pendulum rotated a sensor, and we had to move the bed to keep it stable. You'd get bonus points for moving the bed in 2 dimensions.... I (...) (24 years ago, 26-Feb-01, to lugnet.robotics)
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| | | | | | RE: Two New Contests at BrickBots.Com —B. Shahian
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| | | | | go to this link to see a picture and details of a company that sells univ. lab equipment. The challenge is whether this can be done using RCX. (URL) there are problems with the link, go to the main site www.quanser.com and click on quick list and (...) (24 years ago, 26-Feb-01, to lugnet.robotics)
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| | | | | | | RE: Two New Contests at BrickBots.Com —Ralph Hempel
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| | | | | | | (...) www.quanser.com and click on quick list and click on rotary IP. KaChing!!!! Great website! Now I get the problem..... By the way Rich, there are LOTS of ideas on this site for "experiments" I was thinking of solving the pendulum problem with a (...) (24 years ago, 26-Feb-01, to lugnet.robotics)
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| | | | | | | | | RE: Two New Contests at BrickBots.Com —B. Shahian
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| | | | | | | | There are 2 versions of this problem with many advanced variations that you can observe in this site. What you have mentioned is the linear version which is allowed and ok. I do'nt think the rack and pinion works in the rotary version. -----Original (...) (24 years ago, 26-Feb-01, to lugnet.robotics)
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| | | | | | | Re: Two New Contests at BrickBots.Com —Juergen Stuber
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| | | | | | (...) You mean this one? (URL) with javascript and frames Jürgen (24 years ago, 27-Feb-01, to lugnet.robotics)
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| | | | | | RE: Two New Contests at BrickBots.Com —Ralph Hempel
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| | | | (...) OK, now that I've figured out what the pendulum base looks like, I can see the advantage of the rotating base, namely that we eliminate the need for detecting the end of the range of motion! Thanks to all who helped in my quest for (...) (24 years ago, 26-Feb-01, to lugnet.robotics)
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| | | | | | Re: Two New Contests at BrickBots.Com —Richard Sutherland
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| | | | (...) Nope your not thick, but the RCX is! It seems to be simple problem, but I suspect the limitations of the RCX / LEGO's will make it difficutlt. (...) Wow, I just now finally understand! The picture B. Shahian linked to finally make it clear for (...) (24 years ago, 26-Feb-01, to lugnet.robotics)
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