 | | Re: Solar-Powered Hexapod Walker
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"Micah J. Mabelitini" <micahx@kih.net> wrote in message news:3AB7204C.1AAE5E...kih.net... (...) Great model. Would the solar cell power an RCX unit? I built a large model of the Mars Rover using an RCX and adding a Solar Panel would be great (URL) (24 years ago, 20-Mar-01, to lugnet.robotics, lugnet.technic, lugnet.dacta)
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| | RE: RCX & Cybermaster (VLL comms and MicroScout)
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(...) [snip] (...) [snip] (...) Yep, besides using the "normal" Light->LightSensor type of comms, the direct electric connection is possible too, by using NQC's Off() and Float() commands, you simulate the ON/OFF state of a TouchSensor. This way, (...) (24 years ago, 20-Mar-01, to lugnet.technic, lugnet.robotics)
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| | Small pneumatic cylinder
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Hello, Does anyone know where I can buy the small pneumatic cylinder, #5116? I am trying to build an all pneumatic 2-legged walker, and need one to turn the leg. I could use a motor, but I do not want all the extra weight of 2 motors, and I would (...) (24 years ago, 20-Mar-01, to lugnet.robotics)
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| | Re: Solar-Powered Hexapod Walker
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Regarding the solar powered walker and the mars rover, both are cool looking robots! I find that solar panel particularly interesting. Perhaps put a solar panel on each side, with each panel connected to one side of the robot... So when there is (...) (24 years ago, 20-Mar-01, to lugnet.robotics, lugnet.technic, lugnet.dacta)
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| | Re: Solar-Powered Hexapod Walker
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(...) I couldn't possibly imagine a single solar cell powering an RCX. Maybe an array of ten? The solar cell barely has the juice to drive the 5225 motor, and that's both under direct sunlight and under a 2 million candlepower spotlight at 6 inches. (...) (24 years ago, 20-Mar-01, to lugnet.robotics, lugnet.technic, lugnet.dacta)
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| | Re: Solar-Powered Hexapod Walker
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Henry OneTimeCRX wrote: <snip> (...) <snip> Yup, I had the same idea a few days ago. Use two laterally symmetrical solar cells, angled outward A-frame style. Connect the solar cells to the motor on the side opposite of them and you'd have an (...) (24 years ago, 20-Mar-01, to lugnet.robotics, lugnet.dacta)
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| | Re: Solar-Powered Hexapod Walker
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"Henry OneTimeCRX" <hchea@kungstorget.nu> wrote in message news:3AB79780.921F8D...rget.nu... (...) Yes. That is just like the real one. So it can turn within its own circle to improve manouverability It turns by turning in the wheels, then running (...) (24 years ago, 20-Mar-01, to lugnet.robotics, lugnet.technic, lugnet.dacta)
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| | Re: Solar-Powered Hexapod Walker
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"Micah J. Mabelitini" <micahx@kih.net> wrote in message news:3AB7A891.656ABF...kih.net... (...) Well I guess that would make my model even more like the real thing. i.e. covered in solar cells regards lawrence (24 years ago, 20-Mar-01, to lugnet.robotics, lugnet.technic, lugnet.dacta)
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| | Preliminary Solar Cell Output Measurements
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These results are preliminary, but they'll give you some idea of the solar cell's capabilities. Outdoors - Full Overcast Voltage: 3.5V Amperage: 30mA Incandescent Lightbulb - 100W@1" Voltage: 4.1V Amperage: 150mA Indandescent Lightbulb - 100W@6" (...) (24 years ago, 20-Mar-01, to lugnet.robotics, lugnet.dacta)
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| | Re: Bug in RCX 2.0 beta (Was: RIS 2.0 software now in beta)
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Dear fellow Lego enthusiasts, so far I did not receive any feedback to my problem report, neither from the newsgroup, nor from Lego technical support. Could somebody please try to confirm that I am not completely stupid in my analysis! Regards, (...) (24 years ago, 20-Mar-01, to lugnet.robotics.rcx, lugnet.robotics)
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| | RE: RCX & Cybermaster (VLL comms and MicroScout)
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On Tue, 20 Mar 2001, Marco Correia wrote: Actually, if I recall correctly, the sensor inputs are quite happy to accept voltage inputs up to 9V, in RAW mode anyway. It might not be good if they were in an "active" mode, though (rotation sensor, light (...) (24 years ago, 21-Mar-01, to lugnet.robotics)
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| | RE: Need for chat server?
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Well ? :> Have I lost this thread or did you give up on the idea? I would hang around #Robotics, #Cybermaster, #VisionCommand, #NQC, #Mecha and #Market I even would create "my own" channel: #CM-RCX-comms hmmm... ok, just a thought, eheh One problem (...) (24 years ago, 21-Mar-01, to lugnet.robotics)
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| | Re: Bug in RCX 2.0 beta (Was: RIS 2.0 software now in beta)
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(...) Hi Sebastian I think you're right in your analysis and TLG may silently have fixed the problem, because if you look at the Vision Command installation, you'll find that some of the SDK DLLs are newer in that release. For fun, I copied the DLLs (...) (24 years ago, 21-Mar-01, to lugnet.robotics.rcx, lugnet.robotics)
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| | New Site
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I have created a new site as a reference for educators using RoboLab in the classroom. I would love to have some of you visit the site and provide feedback. At present we have only a few examples, but we are working on adding many more. The most (...) (24 years ago, 22-Mar-01, to lugnet.robotics.rcx.robolab, lugnet.robotics, lugnet.edu, lugnet.robotics.edu, lugnet.robotics.events.robot-arena, lugnet.robotics.rcx, lugnet.publish.html, lugnet.loc.us.in) !
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| | Re: Lego R/C etc
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(...) Your experiments are similar to one I am attempting, albeit for a different purpose. Currently, I'm leaning toward local oscillator and I.F. stage with a double balanced mixer from Mini Circuits to place me in the 144Mhz region (although (...) (24 years ago, 22-Mar-01, to lugnet.robotics)
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| | Re: More juice out of the standard motors.
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(...) Have you tried building a transmission? Matthias Jetleb VA3-MWJ (24 years ago, 22-Mar-01, to lugnet.robotics)
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| | Re: More juice out of the standard motors.
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(...) The day I got my RCX2.0, I took it apart and confirmed my suspicion that the motor drivers used in the 1.0 are similar to a Melexis MLX10204. A similar chip is used in the 1.0, but the Melexis chip is used in the 2.0. I then fired off an (...) (24 years ago, 22-Mar-01, to lugnet.robotics)
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| | Re: More juice out of the standard motors.
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(...) Have you actually tried this? I've taken both my RCX's (1.0 & 2.0) apart, but, while there is a 5V regulator for the MCU, I couldn't see any regulator for the motor outputs. This doesn't mean it isn't there, just that I couldn't find it if it (...) (24 years ago, 22-Mar-01, to lugnet.robotics)
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| | Robotics beginner question
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Hi there, I recently picked up a 9748 DDK. I think it is a pretty fun set, for the limited amount of things that it does. I was wondering if someone who knows more about the Mindstorms stuff can answer a few questions for me. What are the expansion (...) (24 years ago, 22-Mar-01, to lugnet.robotics)
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| | Re: Robotics beginner question
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(...) The expansion sets are meant to work with the Robotics Invention System (RIS), and to a (much) lesser extent the Robotics Discovery System (RDS). They don't integrate well with systems based on the micro-scout. The RCX is a big lego brick that (...) (24 years ago, 22-Mar-01, to lugnet.robotics)
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