 | | Re: Serenity, an autonomous NXT-based boat
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(...) Airboat? Though I don't know if you could drive a large enough prop fast enough to move you... -Rob A> (17 years ago, 14-Sep-07, to lugnet.robotics)
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| | Re: Serenity, an autonomous NXT-based boat
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(...) Good idea, and I should have added that to the list. But a high-thrust LEGO air propeller or fan seems to be even tougher to make than a water propeller. There's been a lot of discussion in the past about LEGO hovercraft, but it's rather hard (...) (17 years ago, 14-Sep-07, to lugnet.robotics)
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| | RE: Serenity, an autonomous NXT-based boat
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(...) I consider the ZNAP flex axles "not good enough" to be put to good use. Another useful item from the ZNAP collection, however, are the wheels. They have a turbine-like shape and from what I remember from past testing in the kitchen sink, they (...) (17 years ago, 13-Sep-07, to lugnet.robotics)
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| | Re: Serenity, an autonomous NXT-based boat
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(...) Airboat! (17 years ago, 13-Sep-07, to lugnet.robotics)
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| | Re: Serenity, an autonomous NXT-based boat
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(...) Those are a good all-LEGO solution... but they tend to splash. A lot. This isn't fatal, but means either "splash shielding" the electronics (which requires more weight), or making the entire robot bigger (so the splashing wheels aren't close (...) (17 years ago, 13-Sep-07, to lugnet.robotics)
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| | Re: Serenity, an autonomous NXT-based boat
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(...) I'd love to see more people try this. It's a little bit risky (usually, when my programming skills fail the robot doesn't end up stranding in the middle of a lake... or worse, on the bottom), but it brings up a whole new range of problems and (...) (17 years ago, 13-Sep-07, to lugnet.robotics)
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| | Re: Serenity, an autonomous NXT-based boat
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(...) If you're talking about the Outdoor Challenger (8675) ( (URL) ) then, yes, he has one of those... Steve (17 years ago, 13-Sep-07, to lugnet.robotics)
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| | Re: Serenity, an autonomous NXT-based boat
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(...) You know, what I like most with your project is that is such a refreshing, new challenge, which - as you pointed out- surprisingly few people though of yet. So, this might become a completely exciting NXT robot section. I think it was in 2005 (...) (17 years ago, 13-Sep-07, to lugnet.robotics)
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| | Re: Serenity, an autonomous NXT-based boat
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(...) What about paddle wheels? Tim (17 years ago, 13-Sep-07, to lugnet.robotics)
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| | Re: Serenity, an autonomous NXT-based boat
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(...) Actually, I haven't thought of that - at least partially because I've never had those axles. But I would think that a vertical axle driving meshed crown gears to drive the horizontal propellor axle, or even an inclined axle that is turned (...) (17 years ago, 13-Sep-07, to lugnet.robotics)
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| | Re: Serenity, an autonomous NXT-based boat
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(...) Brian, Have you considered using some of those ZNAP flex axles and a LEGO propellor? Ralph (17 years ago, 13-Sep-07, to lugnet.robotics)
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| | Re: Serenity, an autonomous NXT-based boat
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(...) I never seriously considered LEGO robotic boats... until I was walking through the LEGO asile one day, while thinking about the Hitechnic compass sensor, and my eyes glanced off the words "ship floats" on the LEGO box. Put those two together, (...) (17 years ago, 13-Sep-07, to lugnet.robotics)
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| | Re: Serenity, an autonomous NXT-based boat
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(...) Thank you very much! (...) Actually, there still seem to be relatively few robotic water-craft around, to my surprise. That is an excellent project, and I'd not seen it. I'm also really glad I did not have to go the same route as he did (...) (17 years ago, 13-Sep-07, to lugnet.robotics)
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| | Re: Serenity, an autonomous NXT-based boat
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(...) Brian, ... absolutely cool ! I would like to attract your attention to a rather old Italian site (1999). (URL) Riccardo built a marveleous non-LEGO robot-boat equipped with electronic compass and GPS and travelling over the "Idroscalo Lake" (...) (17 years ago, 13-Sep-07, to lugnet.robotics)
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| | Re: Serenity, an autonomous NXT-based boat
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(...) Wow Brian, that looks cool. I never thought of making a NXT boat. If I did I would probably not let go anywhere much other than a bath tub, it's pretty brave to take it out somewhere. I'd be worried about recovering the craft if the batteries (...) (17 years ago, 13-Sep-07, to lugnet.robotics)
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| | Re: Serenity, an autonomous NXT-based boat
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(...) Nicely done! Next I wanna see an autonomous NXT controlled sail boat ;) Actually, the name would probably suit a sail boat more... (...) Nope can't waste time on that when you have a sail-boat to build! ROSCO (17 years ago, 12-Sep-07, to lugnet.robotics)
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| | Serenity, an autonomous NXT-based boat
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Well, I blogged about it, and wanted to make sure I shared it with the folks that inspired me (LUGNET). I've never been really interested in LEGO boats, because in the first place I couldn't see much use for them (guiding a robot over featureless (...) (17 years ago, 12-Sep-07, to lugnet.robotics) !
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| | Power-Functions extension wires
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The Lego web site contains the following information: Can I use Power Functions elements with my old 9V elements? Yes, with the Power functions extension wire (available Sept 1, 2007 through www.LEGOShop.com) you can use most of the 9V elements (...) (17 years ago, 10-Sep-07, to lugnet.robotics)
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| | "Teaching" a Sony RM-VL600 the remote control codes of a RCX 1.5 with NQC
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Hi, I have a learning remote, the Sony RM-VL600, that can learn any transmit signal something gives it. I also happen to have a Lego Serial IR transmitter to download the programs on the RCX. Via NQC in Linux, I just looked at the man page and saw (...) (17 years ago, 30-Aug-07, to lugnet.robotics)
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| | Building MIBO and NQC
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Hai, Has annyone the NCQ code for MIBO from Jin Sato? I've build the model and programmed it years ago but lost the code and = typing all the code again is no fun... I would be pleaced if someone can share it with me. Thanks Eric (17 years ago, 27-Aug-07, to lugnet.robotics)
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