 | | Re: Ordering custom-cut plastic gears for Legos
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(...) One problem is that changing teeth number also change gear diameter... and you will run into some troubles with LEGO grids. Philo (16 years ago, 29-Sep-08, to lugnet.robotics)
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| | Re: Slope Brick 1x1
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(...) ...but if you look at the overall slope of the part, it is closer to 38 degrees. Philo (16 years ago, 29-Sep-08, to lugnet.robotics)
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| | Re: Slope Brick 1x1
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(...) So what name do we give this piece? Slopebrick 33, 45 or rather 38? (16 years ago, 29-Sep-08, to lugnet.robotics)
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| | Re: need to make a 15 degree angle
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(...) It doesn't need to be exact, just repeatable. I need to make an armature of 4 or 5 successive 15degree "turns" to support some panels that are making sort of a jointed arc. I'll give the technic pieces a try. Almost jumped for joy at Nick (...) (16 years ago, 1-Oct-08, to lugnet.robotics)
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| | Re: need to make a 15 degree angle
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(...) Further measurements show that connector #3 is 22.5 degrees - this means you can use these to make a jointed 90 degree arc with 5 panels (the ends would be perpendicular to each other). Would this meet your design requirement? (16 years ago, 2-Oct-08, to lugnet.robotics)
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| | Re: need to make a 15 degree angle
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(...) The arc in question only covers 75degrees (5 panels, the first starting at a 15 degree angle). i managed to make it effectively with the suggestion of triangles out of technic pieces. triangles made of two 1X6 technic bricks and one 1X2 brick (...) (16 years ago, 2-Oct-08, to lugnet.robotics)
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| | Re: need to make a 15 degree angle
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Here is the finished frame. (URL) you look at the other pictures in the photostream for the ship (yeah, it's a spaceship) you'll see the paneling on the frame and a mockup of what the paneling looked like on the ship before i had a frame. The (...) (16 years ago, 2-Oct-08, to lugnet.robotics)
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| | LEGO RCX (Line & Light Follower) & NXT (Fighter)
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Hi all, I just upload two articles of three LEGO robots I've made, 2 RCX able to follow a light and a line, and one NXT to fight sumo. Right now I've just "clean" the code of the line follower, as soon as I'll make the other code available I'll post (...) (16 years ago, 3-Oct-08, to lugnet.robotics)
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| | Re: LEGO RCX (Line & Light Follower) & NXT (Fighter)
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(...) Philo (16 years ago, 3-Oct-08, to lugnet.robotics)
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| | CAD and FIRST Lego League (FLL)
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Hello again all, It's been awhile since I've frequented these parts, but I thought I would throw this out there anyway and see if anyone could help me. I teach CAD at a Community College in Southern California. Our Electronics Department Head is (...) (16 years ago, 8-Oct-08, to lugnet.cad, lugnet.robotics)
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| | Re: Help vintage 1093 Interface A
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samurai74 ha scritto: (...) > (...) Prova a guardare questo: (URL) (16 years ago, 8-Oct-08, to lugnet.robotics)
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| | Group needing help with a sumo event
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I had a rather out-of-the blue request recently, and thought I'd toss it out to the community at large. A women from the National Society of Black Engineers got in touch with me about making sumo rings for them: they have six events scattered around (...) (16 years ago, 8-Oct-08, to lugnet.robotics, lugnet.events)
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| | Is it normal that my local FLL knows nothing about AFOLs?
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OK, so I got roped into going to a meeting of a fledgling Robotics League in Orange County, California. They invited me because one of the founders of the League knew I was into Lego. There were several FIRST and FLL coaches, mentors,and club (...) (16 years ago, 11-Oct-08, to lugnet.org.us, lugnet.edu, lugnet.robotics)
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| | Odin, a robot for odometry
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(URL) A robot able to move around along pre-defined paths, and keep an estimation of its position from encoders in its wheels and central pivot. (URL) Its mechanical structure allows it to go straight with 4 fixed direction wheels, and to turn (...) (16 years ago, 15-Oct-08, to lugnet.robotics, FTX)
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| | Re: Odin, a robot for odometry
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(...) Very nice work,... as usual ;-) (Noblesse oblige!) -Claude (16 years ago, 15-Oct-08, to lugnet.robotics, FTX)
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| | A date has been set for the next Ontario Lego Robotics event
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THE CAN GAME! Summary Build a robot made completely out of Lego parts that can find and retain a can. The robot with the heaviest can at the end of the round wins. Date and Time Sat 24-Jan-2009 10:00 AM - 04:30 PM Location New Toronto Library Alex (...) (16 years ago, 16-Oct-08, to lugnet.org.ca.rtltoronto, lugnet.org.ca.obb, lugnet.robotics, lugnet.loc.ca.on, FTX)
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| | How to get a RCX1.0 working these days?
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Hi! I have tried to get my old (old? It was the first one in Austria!) RCX 1.0 working again, but didn't succeed. After all these years, the firmware seems to be gone, it doesn't even run the on-board programs... I tried to install the original (...) (16 years ago, 22-Oct-08, to lugnet.robotics)
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| | Re: How to get a RCX1.0 working these days?
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(...) I suggest you use NQC with BricxCC ((URL) Since your tower is serial, you should not need to install any other software. Though it is not VB, it is nonetheless very easy to learn. Firmware file is on LEGO CD-rom, but it would be better to use (...) (16 years ago, 23-Oct-08, to lugnet.robotics)
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| | Re: How to get a RCX1.0 working these days?
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(...) Thanx for your answer, I'll definitely look into that. But I just discovered Robolab, from TLG itself. Does that work (RCX1.0 on XP or Vista), and if yes, does it have Firmware coming with it? A few years ago I worked a bit with LabView at the (...) (16 years ago, 23-Oct-08, to lugnet.robotics)
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| | Re: How to get a RCX1.0 working these days?
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(...) Robolab comes with the RCX firmware and I agree it will probably be a lot easier to grasp for your son than NXC/NBC. The advantage of the latter though is that it is completely free. Since you have a serial tower you'll need to load whatever (...) (16 years ago, 24-Oct-08, to lugnet.robotics)
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