Subject:
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Re: "No Contact" Homebrew Train Sensor for Mindstorms
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Newsgroups:
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lugnet.trains, lugnet.robotics
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Date:
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Tue, 5 Dec 2000 19:24:40 GMT
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Viewed:
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55 times
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In lugnet.trains, Chris Phillips writes:
> As has already been reported by others, I built an automated railroad
> crossing for the NELUG train display at last weekend's Greenberg show. I
> wanted to take a moment to describe the "homebrew" sensor that I used to
> detect an approaching train so that others might benefit in their own layouts.
I might just add that while this was a bit over my head it work extremely well
and the sensor itself was very small and unobtrusive. It was a non-LEGO
solution but I loved it and recommend it.
I think with some reworking it may even be possible to hide the sensor in/under
one of the ties themselves.
Eric Kingsley
The New England LEGO Users Group
http://www.nelug.org/
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21 Messages in This Thread: !["No Contact" Homebrew Train Sensor for Mindstorms -Chris Phillips (5-Dec-00 to lugnet.trains, lugnet.robotics)](/news/x.gif) ![](/news/246.gif) ![You are here](/news/here.gif) ![](/news/46.gif) ![Re: "No Contact" Homebrew Train Sensor for Mindstorms -Larry Pieniazek (5-Dec-00 to lugnet.trains, lugnet.robotics)](/news/x.gif) ![](/news/246.gif) ![Re: "No Contact" Homebrew Train Sensor for Mindstorms -Eric Joslin (5-Dec-00 to lugnet.trains, lugnet.robotics)](/news/x.gif)
![](/news/x.gif) ![](/news/28.gif) ![](/news/x.gif) ![](/news/x.gif) ![](/news/68.gif) ![Re: "No Contact" Homebrew Train Sensor for Mindstorms -Eric Kingsley (5-Dec-00 to lugnet.trains, lugnet.robotics, lugnet.org.us.nelug)](/news/x.gif) ![](/news/46.gif) ![Re: "No Contact" Homebrew Train Sensor for Mindstorms -Chris Phillips (5-Dec-00 to lugnet.trains, lugnet.robotics, lugnet.org.us.nelug)](/news/x.gif) ![](/news/46.gif) ![Re: "No Contact" Homebrew Train Sensor for Mindstorms -Chris Phillips (6-Dec-00 to lugnet.trains, lugnet.robotics, lugnet.org.us.nelug)](/news/x.gif) ![](/news/46.gif) ![Re: "No Contact" Homebrew Train Sensor for Mindstorms -Eric Kingsley (6-Dec-00 to lugnet.trains, lugnet.robotics, lugnet.org.us.nelug)](/news/x.gif) ![](/news/46.gif) ![Re: "No Contact" Homebrew Train Sensor for Mindstorms -Chris Phillips (7-Dec-00 to lugnet.trains, lugnet.robotics, lugnet.org.us.nelug)](/news/x.gif)
![](/news/x.gif) ![](/news/268.gif) ![Re: "No Contact" Homebrew Train Sensor for Mindstorms -Steven Barile (5-Dec-00 to lugnet.trains, lugnet.robotics)](/news/x.gif) ![](/news/46.gif) ![Re: "No Contact" Homebrew Train Sensor for Mindstorms -Eric Kingsley (5-Dec-00 to lugnet.trains, lugnet.robotics)](/news/x.gif)
![](/news/x.gif) ![](/news/268.gif) ![reed switch w/2^n series resister -Steven Barile (5-Dec-00 to lugnet.trains, lugnet.robotics)](/news/x.gif)
![](/news/x.gif) ![](/news/268.gif) ![Re: "No Contact" Homebrew Train Sensor for Mindstorms -James Trobaugh (5-Dec-00 to lugnet.trains, lugnet.robotics)](/news/x.gif) ![](/news/46.gif) ![Re: "No Contact" Homebrew Train Sensor for Mindstorms -Steven Barile (5-Dec-00 to lugnet.trains, lugnet.robotics)](/news/x.gif) ![](/news/246.gif) ![Re: "No Contact" Homebrew Train Sensor for Mindstorms -James Trobaugh (5-Dec-00 to lugnet.trains, lugnet.robotics)](/news/x.gif) ![](/news/46.gif) ![Re: "No Contact" Homebrew Train Sensor for Mindstorms -James Trobaugh (2-Jan-01 to lugnet.trains, lugnet.robotics)](/news/x.gif)
![](/news/x.gif) ![](/news/28.gif) ![](/news/x.gif) ![](/news/x.gif) ![](/news/68.gif) ![Re: "No Contact" Homebrew Train Sensor for Mindstorms -Michael Gasperi (6-Dec-00 to lugnet.trains, lugnet.robotics)](/news/x.gif)
![](/news/x.gif) ![](/news/68.gif) ![Re: "No Contact" Homebrew Train Sensor for Mindstorms -Mario Ferrari (6-Dec-00 to lugnet.trains, lugnet.robotics)](/news/x.gif) ![](/news/46.gif) ![Re: "No Contact" Homebrew Train Sensor for Mindstorms -Tony Hedglen (31-May-01 to lugnet.trains, lugnet.robotics)](/news/x.gif) ![](/news/246.gif) ![Re: "No Contact" Homebrew Train Sensor for Mindstorms -Jason J. Railton (31-May-01 to lugnet.trains)](/news/x.gif)
![](/news/x.gif) ![](/news/x.gif) ![](/news/68.gif) ![Re: "No Contact" Homebrew Train Sensor for Mindstorms -Chris Phillips (31-May-01 to lugnet.trains, lugnet.robotics)](/news/x.gif)
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