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At 09:53 PM 1/14/01 -0600, you wrote: > I was having a boring evening - so I decided to test some theories > about Lego motors - and at the risk of seeming pedantic - here are > my findings: Did you reverse the motors by issuing the "Reverse" (...) (25 years ago, 15-Jan-01, to lugnet.robotics)
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| | Re: Motor mis-match.
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(...) Very nice results! Another interesting thing to measure would be differences of the outputs. If you know these, you can put 3 motors each on its output and by changing the sequence measure whether the slowing down in a series is due to some (...) (25 years ago, 15-Jan-01, to lugnet.robotics)
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| | Re: Motor mis-match.
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Steve Baker writes: > We *need* stepper motors! Noooooooo!!!!!! We need motors like servo motors, where they come in a box, and have a built-in controller. Except that they need to be multi-turn, and you need to be able to say "Measure the angular (...) (25 years ago, 15-Jan-01, to lugnet.robotics)
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| | Re: Limit Switches without using sensor inputs
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Very sharp! A very clever and elegant solution to a common problem. (25 years ago, 15-Jan-01, to lugnet.robotics)
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| | Re: Motor mis-match.
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Thank you! I'm glad to see someone has taken a semi-scientific approach to the whole question. I have one correction/comment to make though: It's doubtful that the Lego motors will heat up significantly enough to affect their operating speed. There (...) (25 years ago, 15-Jan-01, to lugnet.robotics)
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