 | | Re: RotationNavigator accuracy
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(...) rotation sensor counts tread rotation, but, because of skidding, the tank doesn't turn exactly the same way as treads do (...) rotation point position/drive length depends on tread width, center of weight position, speed and geometry of treads (...) (22 years ago, 14-Jan-04, to lugnet.robotics.rcx.java)
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| | Re: RotationNavigator accuracy
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(...) I guess it's more hardware related problem turning with tank-style robot is ALWAYS a trouble because tank doesn't have defined centre of rotation. If you imagine the simple robot - two wheels and a castor - there is rotation center well (...) (22 years ago, 14-Jan-04, to lugnet.robotics.rcx.java, FTX)
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| | Re: Where can I find Ultimate Builders Set?
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Ruth and others, Many Bricklink sellers WILL ship internationally. Sometimes, you just need to find someone you both know to verify that you are a trustworthy customer, and not a scammer who will ask for a refund on PayPal. One store in particular, (...) (22 years ago, 14-Jan-04, to lugnet.robotics)
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| | RE: What the heck? Pitsco selling RCX for $125!
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Before the end of 2003, the RCX from Pitsco was $79. I was going to buy a few because Pitsco sells 1.0 (the one with the power jack). So, sometime between Halloween and now the price went up 58%. (...) (22 years ago, 14-Jan-04, to lugnet.robotics)
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| | Re: Where can I find Ultimate Builders Set?
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(...) That is true... ...but I have tried to purchase those sets through them without any luck. The bricklink stores that had them wouldnt ship internationally. I have also tried some other stores on the net without any success...That is why I (...) (22 years ago, 14-Jan-04, to lugnet.robotics)
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| | Re: Where can I find Ultimate Builders Set?
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(...) That depends on which store *ON* Bricklink you visit. I've bought lots of stuff on Bricklink that's been shipped to me even though I don't live in the same country as the seller. >> Mark (22 years ago, 14-Jan-04, to lugnet.robotics)
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| | Re: Where can I find Ultimate Builders Set?
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(...) command set too. Both sets have been discontinued not only in the lego shop, but toy'r'us too. Looking on the web, I couldn’t find any site that would sell it (out of stock or discontinued) so my suggestion is ebay. There are people selling (...) (22 years ago, 14-Jan-04, to lugnet.robotics)
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| | Re: What the heck? Pitsco selling RCX for $125!
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(...) Isn't this basically the same deal that was available from Lego S@H and even some of the Lego stores for the past few years? (22 years ago, 13-Jan-04, to lugnet.robotics)
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| | vision command/macintosh question
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Hi, I'm new to this list. I was just wondering if anyone out there knows if there is a mac version of the vision command image recognition software? I'm running robolab and wanted to add the camera. Or is it possible to use robolab itself with a (...) (22 years ago, 13-Jan-04, to lugnet.robotics)
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| | Robo Waiter - a BrickFest PDX Robot competition
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Announcing a robot competition for BrickFest PDX... Robo Waiter: Line tracking while carrying mini-soccer balls ---...--- Build a Robotic Waiter that can carry a tray full of mini Lego soccer balls (or equivalently, basket balls) around a track. (...) (22 years ago, 13-Jan-04, to lugnet.robotics, lugnet.events.brickfest, lugnet.robotics.events) !!
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