 | | RE: Using the Motor as a Tachometer
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(...) The brake concept can be easily demonstrated. 1. Hook up two motors to two separate RCX outputs. Put a big motorcycle wheel on each so you can see them spinning easily. 2. Hook up a touch sensor to one of the RCX inputs. 3. Program the RCX so (...) (25 years ago, 9-Aug-99, to lugnet.robotics)
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| | Re: Using the Motor as a Tachometer
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(...) A motor is just some coils attached to the shaft, which move through the field of a permanent magnet. When current flows through the coils, they become magnets and react with the permanent field. But I'm sure you already knew that. There are (...) (25 years ago, 9-Aug-99, to lugnet.robotics)
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| | Re: Gripper and lift arm with single motor
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Hello, Ok, I haven't actually done this but I have given it some thought. First, imagine that you just want to lift the arm. A classic way would be to put a gear into the pivot point that was fixed to the arm. Another gear in the platform could turn (...) (25 years ago, 9-Aug-99, to lugnet.robotics)
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| | Looking for minifig lady with red strapless top body
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Who was looking for the pizza-to-go red strapless female top body for the minifig (sorry no fullsize available). I was digging through my minifig box and I have a few, I wouldn't mind trading one away (possibly to cancel part of my debt to Tom (...) (25 years ago, 9-Aug-99, to lugnet.loc.us.ca.sf)
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| | Re: Mach II Red Bird Rig
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This has been sold. - thanks (...) (25 years ago, 9-Aug-99, to lugnet.market.buy-sell-trade)
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| | Get togethers
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Hi, I've been talking to a new-to-internet Lego fan, Michael (kwee.1@osu.edu), who is thrilled at the concept of people getting together and playing with and talking about Lego. So he wants to know when the next one is. I am willing to host one, but (...) (25 years ago, 9-Aug-99, to lugnet.loc.us.oh.col)
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| | Gripper and lift arm with single motor
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I hope someone can help me with this I tried most of the weekend to try and build a mechanism to grab an item (49.6x28 VR wheel) and lift it using one new type motor (the ones in the RIS). All my attempts seem to either self destruct or just didn't (...) (25 years ago, 9-Aug-99, to lugnet.robotics)
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| | Re: TARGET in Boston
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We have target here in the Metro DC area and their LEGO isle varies from 1/2 isle most of the year to 1 full isle as Winter Solstice approaches. Even during summer they have a few big sets, but in the Winter their selection starts to rival that of (...) (25 years ago, 9-Aug-99, to lugnet.loc.us.ma.bos)
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| | Re: Power steering for 8448
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I used a crown gear on my steering which tends to skip with some ease protecting the model. It also makes a lot of noise to get your attention. Poor engineering , but it works! Have a look. (URL) Fay Matthew Miller <mattdm@mattdm.org> wrote in (...) (25 years ago, 9-Aug-99, to lugnet.robotics)
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| | Re: Canadian Jambalaya
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Hello, Well I should stop procrastinating and sign up before it's to late. Can you add me to General box #1 & 2, and the technic box if it comes through. And can sombody tell me what the drab box is? (...) (25 years ago, 9-Aug-99, to lugnet.market.jambalaya, lugnet.loc.ca)
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