 | | Two more for the wish list
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I've noticed that there is considerable discussion in various groups regarding the problem of getting a robot to move in a straight line. Here's something for the LEGO wish list I haven't seen mentioned before: A DIFFERENTIAL rotation sensor Mount (...) (24 years ago, 28-Jan-01, to lugnet.robotics)
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| | Re: Two more for the wish list
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Matthias, this is easy to do without a new part. You use a normal differential, put one shaft in one side, the other shaft (but reversed) in the other and connect the rotation sensor to the output. You get a positive count if the right wheel is (...) (24 years ago, 28-Jan-01, to lugnet.robotics)
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| | Re: Two more for the wish list
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(...) Yes - but if you've been following the discussions about dropped counts, you'll know that the standard rotation sensor is pretty inaccurate when you set it up like that. It likes nice *fast* rotation rates. (24 years ago, 28-Jan-01, to lugnet.robotics)
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| | Re: Two more for the wish list
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A few months ago I built a model of two synchronized metering pumps, one for nitro-goo and one for glycerine-goo. The idea was to have both pumps synchronized. I did it with a differential and a rotation sensor to mark the difference and a (...) (24 years ago, 28-Jan-01, to lugnet.robotics)
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