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 | | Re: sets: 2126 and 3225
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| (...) I guess you better ask the lugnet.loc.de newsgroup, anyway I saw tons of both two months ago in Frankfurt. Mario Web page: (URL) member page: (URL) member of ItLUG: (URL) (25 years ago, 29-Dec-99, to lugnet.trains)
| | | | | sets: 2126 and 3225
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| Hi, I am wondering whether sets 2126 (Train Cars) and 3225 (Classic Train) are still available in germany? If so, where? I recall that sets are limited editions. Guido (25 years ago, 29-Dec-99, to lugnet.trains)
| | | | | Re: Design wanted: Touch sensor for passing trains
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| (...) My suggestion: Touch: Have the track elevated, and free to move up and down (1 'hinged' joint). Then have your touch sensor below the track. Light: Hard to get accurate, repeatable measurements. If light level changes, requires recalibration. (...) (25 years ago, 29-Dec-99, to lugnet.robotics, lugnet.trains)
| | | | | Re: Design wanted: Touch sensor for passing trains
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| FWIW I haven't tried this yet myself, but its very typical to use light sensors for this sort of thing in HO scale model railroading. There are a lot of advantages to "contactless" detection. On the down side, you need to minimize interference from (...) (25 years ago, 29-Dec-99, to lugnet.robotics, lugnet.trains)
| | | | | Re: Design wanted: Touch sensor for passing trains
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| (...) I don't have a design, but I do have a comment, to wit: With a touch sensor you are committing to a fixed dimension SOMEWHERE unless you get quite clever. It may be in the width of the vehicle, it may be in the height, it may be the depth of (...) (25 years ago, 29-Dec-99, to lugnet.robotics, lugnet.trains)
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