 | | Re: More juice out of the standard motors.
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Yes, but they used more prats then the RIS contains :/ They used two battery boxes to gain 18V using this coupling: (URL) had a motorcontrolled polarity switch to walk around the voltage limits in the RCX. /Tobbe (...) (24 years ago, 7-Apr-01, to lugnet.robotics)
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| | Re: program wont stop running
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(...) The program has stopped running. It stops as soon as it starts... You just need to STOP the motor when your done. Otherwise it just stays on... Dean -- Coin-Op's For Sale!: (URL) Lego Workshop: (URL) Lego Club: (URL) (24 years ago, 7-Apr-01, to lugnet.robotics, lugnet.robotics.rcx.nqc)
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| | Re: calculating sensor resistance (Ohm's Law)
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Pete Sevcik <lego-robotics@crynwr.com> wrote in message news:3ACE6E90.3FA776....rr.com... (...) full (...) That is not true for passive mode. The scale is 0v = 0 and 5v = 1023 in passive modes like touch or temperature. The problem with what Lauren (...) (24 years ago, 7-Apr-01, to lugnet.robotics)
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| | Re: New Outdoor Robot Photos
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Graet Pix and Great designs, I'd like to see video of them in action!!!! (...) (24 years ago, 7-Apr-01, to lugnet.robotics, lugnet.publish.photography)
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| | Re: Junkyard Wars (Was Re: robotica on TLC)
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(...) They already showed a handful of episodes with all-American teams - although it wasn't entirely clear where they'd done the filming. It *looked* like they might have flown everyone to UK to save the cost of rebuilding the set. (...) Dunno - (...) (24 years ago, 7-Apr-01, to lugnet.robotics)
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| | Re: legs anyone?
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HEY! We crossed your gap!, in another day we'll climb your stairs! Infact!, now we will do it on two legs! .... Sir. =) (...) (24 years ago, 7-Apr-01, to lugnet.robotics)
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| | Re: calculating sensor resistance (Ohm's Law)
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Lauren, Your diagrahm is correct. Your voltage assumption is not. On RCX the full scale is 2 volts to 5 volts, not 0-5 like you have assumed. Try re-calculating with a 3 volt span. - pete. (...) -- Pete Sevcik sevcik@flash.net Techno-stuff Robotics (...) (24 years ago, 7-Apr-01, to lugnet.robotics)
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| | Re: program wont stop running
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(...) Well, I think this is doing exactly what I'd expect...here is the sequence of events: * You press the RUN button. * The little man starts running. * About a thousandth of a second later, it sets the power level to 7 * About a thousandth of a (...) (24 years ago, 7-Apr-01, to lugnet.robotics)
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| | Re: program wont stop running
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(...) Sounds to me the program has indeed stopped. It's just the motor that's still on. --k (24 years ago, 7-Apr-01, to lugnet.robotics)
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| | Re: robotica on TLC
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(...) My 6 year-old daughter and I enjoy a nice big bowl of popcorn each Monday night while we watch Junkyard Wars. I have heard that Junkyard Wars will be moving to California. Has anyone else heard that rumor. Also, I notice that they are looking (...) (24 years ago, 7-Apr-01, to lugnet.robotics)
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| | Re: calculating sensor resistance (Ohm's Law)
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Stef Mientki <s.mientki@ids.kun.nl> wrote: : the inside of the RCX (in touch-sensor mode) is ok, and Ohm's law is also. I actually used temperature sensor mode, since I wanted a passive mode that wasn't just boolean. Would that have made a (...) (24 years ago, 7-Apr-01, to lugnet.robotics)
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| | Re: New Outdoor Robot Photos
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Love those shots. Beautiful pictures. I am so green with envy. -- Bob Fay rfay@we.mediaone.net (URL) J. Mabelitini" <micahx@kih.net> wrote in message news:3ACE3181.9605DB...kih.net... (...) (24 years ago, 6-Apr-01, to lugnet.robotics, lugnet.publish.photography)
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| | Re: robotica on TLC
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(...) Well - wet climate, everywhere is relatively close to the ocean and they salt the roads in icy weather. Wet, salty conditions maximise corrosion rates. A new car can comfortably be rusted out in 5 years Contrast with Texas where the warm. (...) (24 years ago, 6-Apr-01, to lugnet.robotics)
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| | program wont stop running
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O.k., I've never had this happen before, and don't know why it's doing it now. A program as simple as: task main() { SetPower(OUT_A,7); OnFwd(OUT_A); } won't stop running after i hit the "Run" button on the rcx (1.5). Also, the little person in the (...) (24 years ago, 6-Apr-01, to lugnet.robotics, lugnet.robotics.rcx.nqc)
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| | Re: calculating sensor resistance (Ohm's Law)
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hi Lauren, you're quiet right, the inside of the RCX (in touch-sensor mode) is ok, and Ohm's law is also. So the problem lies probably in the sensor used. The cheap resistive pressure sensors are totally non-linear, more expensive sensors are full (...) (24 years ago, 6-Apr-01, to lugnet.robotics)
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| | calculating sensor resistance (Ohm's Law)
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I've been helping my little sister with her RCX-intensive science project, but we just finished all the calculations and her results seem screwy. Does anyone who understands RCX internals and/or Ohm's Law have some time to look this over and make (...) (24 years ago, 6-Apr-01, to lugnet.robotics)
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| | droid kit at compusa $20
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Just letting everyone know, Compusa has the Droid developer kit for 19.99 (usa, 29.99 with a 10.00 mail in rebate) on sale through Saturday. (24 years ago, 6-Apr-01, to lugnet.robotics)
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| | Re: robotica on TLC
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Okay, gotta play the devils advocate and take this a step further. ;) Robot (noun). A robot has to have an onboard computer (processor) that is takes input from sensors and decides what to do with its outputs (actuators). It must be able to sense (...) (24 years ago, 6-Apr-01, to lugnet.robotics)
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| | Re: Solar Cell Output in Direct Sunlight
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I have a Halogen uplight lighting a room and my solar cell will power a motor, with no load up to a distance of around '6 (3' work height) from the light pole. This will fluctuate according to the reflectance's of the ceiling, walls, etc. Rose (...) (24 years ago, 6-Apr-01, to lugnet.robotics, lugnet.dacta)
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| | New Outdoor Robot Photos
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I took some new photos of a couple of my robots, and they came out pretty good so I thought I'd share them. The photos were taken outdoors in indirect sunlight, with a Canon Powershot S20 3.34MP mounted on a Velbon tripod. Post-processing consisted (...) (24 years ago, 6-Apr-01, to lugnet.robotics, lugnet.publish.photography)
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