 | | Re: Sign of center pin on power adaptor
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(...) It's the same PSU as used for the 9V train controllers. (17 years ago, 10-Jul-07, to lugnet.robotics.rcx)
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| | Re: MINDSTORMS Community Partners
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(...) Is this the same forum that Vernier Software is involved in? The company is making ready as many of their sensors (40+) to work with the NXT. Their Logger Pro is used in a lot of middle and high school science classrooms. The last time I (...) (17 years ago, 10-Jul-07, to lugnet.robotics.nxt, FTX)
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| | Re: Sign of center pin on power adaptor
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(...) The wall wart for my RCX says "output 10.8VAC 700mA 8w" so it sounds like the rectifier is in the RCX, not the wall wart. (17 years ago, 10-Jul-07, to lugnet.robotics.rcx)
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| | Re: Sign of center pin on power adaptor
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(...) Wow, I do not have a 10V AC adapter but I am sure I can get one at Radio Shack. Thanks a million, Tom (17 years ago, 10-Jul-07, to lugnet.robotics.rcx)
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| | Re: Sign of center pin on power adaptor
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(...) I once came across a box full of old wall wart power supplies at a rummage sale and after digging through it for 10 minutes or so I found three that had 12V AC and the correct plug for the RCX. They work perfectly and I think I paid about $1 (...) (17 years ago, 10-Jul-07, to lugnet.robotics.rcx)
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| | Re: Sign of center pin on power adaptor
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(...) 9V (orientation doesn't matter). But I wouldn't recommend it as there have been reports of burnt out rectifiers from people doing that. Hope this helps, ROSCO (17 years ago, 10-Jul-07, to lugnet.robotics.rcx)
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| | Sign of center pin on power adaptor
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I am looking for the sign of the center pin on the RCX 1.0 power adaptor plug. I have a DC 9v 200ma transformer and want to plug it into the RCX but I do not know what the sign is on the center of the plug. It looks like the rush on buying the old (...) (17 years ago, 10-Jul-07, to lugnet.robotics.rcx)
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| | Re: Re Rafe Donahue's GBC binary counter
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(...) I'm sorry I missed seeing you too in Chicago. What I brought is more of a truck with a crate loading mechanism in the front, like a garbage truck with a dumpster lifter in front. In the back a cargo bed with a side dumping mechanism. I have (...) (17 years ago, 7-Jul-07, to lugnet.robotics, lugnet.events.brickworld)
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| | Re: Re Rafe Donahue's GBC binary counter
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(...) There is some video that Joe posted. There are some pictures too. The explanation goes something like this: Upon entry into the module, the ball is lifted with a standard link lifter and is dropped onto a narrow chute that directs the ball (...) (17 years ago, 6-Jul-07, to lugnet.robotics, lugnet.events.brickworld)
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| | Using the NXT with I2C Sensors
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All, I've finally got around to updating my site with a detailed description of connecting the NXT to the ultrasound (sonar) sensor and also to third party sensors like those from HiTechnic and Mindsensors. (URL) Cheers, Ralph (17 years ago, 5-Jul-07, to lugnet.robotics.nxt)
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| | Re: Re Rafe Donahue's GBC binary counter
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In lugnet.robotics, Brian Davis wrote: . (...) Go (URL) here.> (...) Yeah, but we still missed you:-) Joe (17 years ago, 5-Jul-07, to lugnet.robotics, lugnet.events.brickworld, FTX)
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| | Re: Re Rafe Donahue's GBC binary counter
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(...) That I can believe - he's amazingly good at that. I just hope my modules didn't give him any trouble. (...) It works very well that way for closing loops - both Steve and I can switch the trains from "circulating" to "ping-pong" mode at will, (...) (17 years ago, 5-Jul-07, to lugnet.robotics, lugnet.events.brickworld)
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| | Re: MINDSTORMS Community Partners
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(...) I was under the possibly mistaken impression that joining the MCP for round 2 was intended to be a "by invitation only" sort of thing and that it was not intended to be sent out to the general public. I could be wrong and, if so, my humble (...) (17 years ago, 4-Jul-07, to lugnet.robotics.nxt, FTX)
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| | MINDSTORMS Community Partners
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Are You a Hardcore LEGO MINDSTORMS NXT User? Do you want to have a seat in our closed webforum, the Mindstorms Community Partners, where we involve you in our development and tests of new ideas, concepts, prototypes, products and discuss various (...) (17 years ago, 4-Jul-07, to lugnet.robotics.nxt, lugnet.general, FTX)
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| | IR tower problem
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Hi I'we got mindstirms for schol (2002). This is my first time playing with robots. I'm trying to set up LegOS, so i'll be able to program in C. Ok, Computer runs on windows, so I installed Cywin, H8 cross-compiler and legos. This seems to wok fine. (...) (17 years ago, 4-Jul-07, to lugnet.robotics)
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| | Re: Re Rafe Donahue's GBC binary counter
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The drawbridge is John Brost's. (17 years ago, 4-Jul-07, to lugnet.robotics)
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| | Re: Re Rafe Donahue's GBC binary counter
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(...) Brian, Greg D spent a great deal of time manning the loop and did, as usual, a wonderful job. Steve H redid the train thing so that it went back-and-forth, instead of round-and-round. Personally, I think this turned out to be a much better (...) (17 years ago, 4-Jul-07, to lugnet.robotics)
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| | Re: Re Rafe Donahue's GBC binary counter
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(...) I'll use this as a location to ask (for those of us who *couldn't* make it... this time...) how did the GBC in particular go? What were some of the new or innovative modules, and does anybody have GBC-specific pictures up as yet? (17 years ago, 4-Jul-07, to lugnet.robotics)
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| | Re: Robo Quad - Stage Ten - Project Completed
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(...) Wait, what? You're retiring? Not from building, I hope. I've always enjoyed seeing your giant mecha creations and have often wondered how you can afford the parts to build them. :) (17 years ago, 3-Jul-07, to lugnet.technic, lugnet.robotics)
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| | Re: Robo Quad - Stage Ten - Project Completed
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(...) Hello Dan! (...) Thank you, it has come alive with much pleasure. (lol) (...) I think so too, but it is just a kitty, not a mean beast. ;p (...) Thank you, it is long alright! (...) Yes in the head: (URL) (...) I am glad it is over! I did (...) (17 years ago, 3-Jul-07, to lugnet.technic, lugnet.robotics, FTX)
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