 | | Re: Part modifications
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Don't cut anything. In this exact same situation, I use a pair of medium pulley-wheels, mated together with half-pins through the six outer holes (3 in one direction, 3 in the other). There is very little grip area, but because you are right at the (...) (23 years ago, 17-May-02, to lugnet.robotics)
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| | Re: Powering motors from the mains
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(...) Purist approach is to use a 9V train speed reg and LEGO(r) wires from the speed reg to your motor(s), possibly through the polarity reverser switch to give control. The speed reg is powered from a wall wart trafo so if you buy a UK train set (...) (23 years ago, 17-May-02, to lugnet.technic, lugnet.robotics)
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| | Powering motors from the mains
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I find batteries a pain, especially as there output isn't constant over their lifetime, therefore I'd love to be able to power my motors from the mains. I'd like to know what methods their are are doing this. I'd prefer a purist option but I do know (...) (23 years ago, 17-May-02, to lugnet.technic, lugnet.robotics)
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| | Re: BrickFest 2002 Presenters Wanted
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(...) Sounds like a great line-up, I wish I could make it! Oh, well, there's always next year... ROSCO (23 years ago, 17-May-02, to lugnet.robotics, lugnet.technic)
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| | Part modifications
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Well, this is probably off-topic for this forum, but I couldn't really find a suitable one and it *does* involve Mindstorms parts, sort of. ;) The one piece that seems not to be available but always in need for me is a part with a short axle on one (...) (23 years ago, 17-May-02, to lugnet.robotics)
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| | Re: somewhat off topic, but...
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I'm NOT biased because I DIDN'T write the thing... Forth is a wonderful language that has a proven track record. I don't use it in my job simply because management has never heard about it. I don't mean to imply that languages are chosen by (...) (23 years ago, 17-May-02, to lugnet.robotics.rcx.legos)
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| | Re: latest legOS strangeness
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(...) is (...) Not really.. braking using the current generated by the motor (acting as a generator) once the power is removed from it. H-Bridge has what is called a break bit. The break bit simply shorts the two terminals on the motor together, (...) (23 years ago, 17-May-02, to lugnet.robotics.rcx.legos)
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| | Re: latest legOS strangeness
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(...) Maybe make this selectable with a build option? The bad thing about brake is that it actually draws current (=reduces battery life) ROSCO (23 years ago, 17-May-02, to lugnet.robotics.rcx.legos)
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| | Re: where buy Rot Sensor and Micro Mot in EU
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You can buy the micro motor from your local Lego Dacta distibutor. See a list here: (URL) can get the rotation sensor in the Ultimate Acessory Set (#3801), which has lots of other useful bits, including the remote control and a touch sensor. (...) (23 years ago, 16-May-02, to lugnet.robotics)
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| | Re: Microscout assembly?
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Hmm... Well, you could try www.mindstorms.com (or whatever it is) and look fo the configuration. I remember looking around that side and seeing some diagrams and shematics. I have that set too, and I have no intentions of taking it apart (lucily) (...) (23 years ago, 16-May-02, to lugnet.robotics, lugnet.robotics.microscout)
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