 | | Controlling an Electromagnet (LSM)
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Hi all, It's been a while! A long while ago, while in elementary school, I used LEGO to build a manually-operated Linear Synchronous Motor (LSM) for a science fair project. I want to revisit this as an adult and built a full test track with a couple (...) (13 years ago, 24-Dec-11, to lugnet.robotics.rcx)
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| | K!onstructor
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K!onstructor-Kurukshetra 2012, CEG Tired of playing the same boring video games? Well, here is a live one with sweeeett prize money! For the first time in Kurukshetra, the techno-management fest of College of Engineering, Guindy, Anna University, we (...) (13 years ago, 20-Dec-11, to lugnet.robotics)
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| | ANGRY BOTS!!
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Hey all! Tired of playing the video games on your phones or tablets? When G-one could get a chance to live, the Angry Birds deserve one too! We here at Kurukshetra give mechanical life to these best selling creatures to pump the same gaming (...) (13 years ago, 20-Dec-11, to lugnet.robotics)
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| | DESIGNER'S QUEST!!
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Designer’s Quest is the robotic event of Kurukshetra, CEG, Anna University.This is a one of a kind robotics event for the those who dare to be creators. 'Designer's Quest' is not about heated confrontations between bots. Not many rigorous (...) (13 years ago, 20-Dec-11, to lugnet.robotics)
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| | Re: BrickOS Patches and Development
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The Bibo Patch Rollup Collection posted to SourceForge at (URL) been updated. New for this update are patches 43 and 44 43: Per the report from SourceForge user bollinge, Cygwin no longer has a problem building printf.c. A Cygwin-specific (...) (13 years ago, 15-Nov-11, to lugnet.robotics.rcx.legos)
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| | Re: Asking for RIS 2.0 patch under Windows XP
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Dear Mr. Putz: I am having the same problem of "A critical error has occurred" with Widows Vista. I have deleted the "Ris 2.0mov.#res" file but the same critical error occurs. Any suggestions? (...) (13 years ago, 3-Nov-11, to lugnet.robotics)
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| | Re: Help vintage 1093 Interface A
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(...) I have constructed a cable to use a PC Parallel Port and have written a small C# program to control the 9750 / 1093 Technic Interface A. I have a description of the cable and source code on (URL) (13 years ago, 28-Oct-11, to lugnet.robotics)
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| | SMART's BrickCon Display
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I want to thank everyone who participated in this year's SMART display at BrickCon. It was absolutely amazing! We couldn't have done it without everyone's help. Every element was crucial, and worked amazingly! Named "BallMageddon" because either it (...) (13 years ago, 12-Oct-11, to lugnet.org.us.smart, lugnet.robotics, lugnet.events.nwbrickcon)
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| | Cavern exploration robot
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Hi all, those who would like to follow our new project, please go to www.convict.lu/Jeune...sIntro.htm and follow the "Casemates project blog". The idea is to design and program a robot that can navigate through the casemates, which are sorts of (...) (13 years ago, 11-Oct-11, to lugnet.robotics)
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| | Re: Bluetooth: Limited to 5?
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(...) ...I meant "you can have only 4 NXT" !!! Philo (13 years ago, 8-Sep-11, to lugnet.robotics.nxt)
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| | Re: Bluetooth: Limited to 5?
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(...) As far as I know the only limit is that you 4 have only 4 NXT connected together at one time, one master and three slaves. This explains why the Monster Chess that contains at least 32 NXT must constantly make and break connections. But you (...) (13 years ago, 8-Sep-11, to lugnet.robotics.nxt)
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| | Re: Bluetooth: Limited to 5?
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(...) Class is over and I'm still wondering why we could not fire up more than 5 bluetooth connections. Actually, these were NXT to NXT connections. The RaceCar project at nxtprograms.com served as the basis for the RC Bluetooth connections. We (...) (13 years ago, 19-Aug-11, to lugnet.robotics.nxt)
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| | Re: Bluetooth: Limited to 5?
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(...) I don't know what the numeric limit is, but there is a limit of some sort, as I heard that Monster Chess ran into it and the central computer has to continually set up and tear down connections to the 32 different pieces, it cannot be in (...) (13 years ago, 19-Aug-11, to lugnet.robotics.nxt)
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| | Bluetooth: Limited to 5?
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I have a class of 10 kids each trying to fire up a remote control via bluetooth to their respective robots. Seems there is a limit of 5 connections to a room? Can anyone confirm? (13 years ago, 19-Aug-11, to lugnet.robotics.nxt)
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| | NXT motor parameters
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Hi all, I came across Philippe Hurbain's excellent website sometime ago. On the Motor Internals page, there is a link that points to Ryo Watanabe's page containing information on NXT motor parameters. On that page, the torque constant (Kt) and (...) (13 years ago, 12-Jun-11, to lugnet.robotics)
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| | Re: Asking for RIS 2.0 patch under Windows XP
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Threre are two fixes to the "A critical error has occurred" problem. One fix is to uninstall the latest Quicktime and install the older Quicktime version from the RIS CD (or any Quicktime version older than version 7). Another fix (described earlier (...) (13 years ago, 2-Jun-11, to lugnet.robotics)
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| | Re: Asking for RIS 2.0 patch under Windows XP
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I know what the answer to this one is! I solved the "A critical error has occurred" problem with Robotics Invention System 2.0 by uninstalling QuickTime and installing the QuickTime version from the RIS 2.0 disk. Don't forget to delete the (...) (13 years ago, 2-Jun-11, to lugnet.robotics)
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| | LEGO® Group and X PRIZE Foundation Announce MoonBots 2.0 Challenge
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LEGO Group and X PRIZE Foundation Announce MoonBots 2.0 Challenge Published on May 25, 2011 By Andy Choi The MoonBots 2.0: A Google Lunar X Prize LEGO MINDSTORMS Challenge has been announced by the LEGO Group and the X PRIZE Foundation. This contest (...) (13 years ago, 26-May-11, to lugnet.mediawatch, lugnet.general, lugnet.robotics, FTX)
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| | NXT-G and random number usage
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OK, so I'm on my second ever NXT project, and I am wondering if this is even possible. I have a program that currently has 3 WAIT Blocks, each set to different lengths of time (4 sec, 2 sec, 1 sec) at different points. What I want to do, to add more (...) (13 years ago, 25-May-11, to lugnet.robotics.nxt)
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| | LEGO robotic boat
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Hi, "Serendipity", a LEGO robotic boat, was launched on April 28th, 2011. It was able to autonomously cross the Lac de la Haute-Sûre in Luxembourg, traveling 800m within 40 minutes. The boat started from Lultzhausen; it reached two waypoints in the (...) (14 years ago, 30-Apr-11, to lugnet.robotics)
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