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EOT device

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  • Member since
    November 2007
  • From: sharon pa
  • 436 posts
EOT device
Posted by gondola1988 on Friday, April 1, 2011 10:15 PM

I think at one time I saw a member that built one or in the MR, anyone point me in the right direction, I did a serch and nothing came up,  thanks Jim.

  • Member since
    May 2008
  • 4,612 posts
Posted by Hamltnblue on Friday, April 1, 2011 10:46 PM

Is this what you're looking for?

http://www.ringengineering.com/EotDevice.htm

Springfield PA

  • Member since
    January 2008
  • From: Central Georgia
  • 921 posts
Posted by Johnnny_reb on Friday, April 1, 2011 11:04 PM

If your into kit bashing, A EOT can be made from a 555 timer IC chip from the shack. They even have a boklet on projects you can build with the chip. I have one in my tool box. The battery is six years old and still going.

Johnnny_reb Once a word is spoken it can not be unspoken!

My Train Page   My Photobucket Page   My YouTube Channel

  • Member since
    November 2007
  • From: sharon pa
  • 436 posts
Posted by gondola1988 on Saturday, April 2, 2011 6:42 AM

Yes thats what I was looking for need to build about 4 of them. Thanks,Jim.

  • Member since
    October 2006
  • From: Western, MA
  • 8,571 posts
Posted by richg1998 on Saturday, April 2, 2011 11:10 AM

Look for a SMD 555 and all SMD components if space is important.

I have the one from Ring Engineering.

Rich

If you ever fall over in public, pick yourself up and say “sorry it’s been a while since I inhabited a body.” And just walk away.

  • Member since
    May 2008
  • 4,612 posts
Posted by Hamltnblue on Saturday, April 2, 2011 12:14 PM

gondola1988

Yes thats what I was looking for need to build about 4 of them. Thanks,Jim.

Try one first before buying 4.  Mine tends to grab switch points and frogs sometimes.  On the bottom of the truck there is a small square containing the electronics. A piece of styrene covers it. Sometimes it sags some and will derail the train or even totally catch something.  Pushing it up fixes it for a while.  I haven't messed with it much to find a fix.  I may have just picked up a dud.

Springfield PA

  • Member since
    March 2008
  • 53 posts
Posted by Valleycrest RR on Saturday, April 2, 2011 1:36 PM

Here is a circuit if you would like to build your own.

http://home.cogeco.ca/~rpaisley4/FredDCC.html

Tom

 

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    May 2008
  • 4,612 posts
Posted by Hamltnblue on Saturday, April 2, 2011 2:44 PM

Good Link to have

Are there any vendors that offer track pick-up trucks?

Springfield PA

  • Member since
    May 2009
  • 299 posts
Posted by JSperan on Wednesday, April 6, 2011 4:50 PM

I bought a handful of the discontinued LM3909 flasher IC chips last year from Futurlec, who happened to still have stock on hand.  These IC's only require an electrolytic capacitor and an LED to create a flashing LED that will run off a 1.5 volt battery.  Wired differently the circuit can be powered with a 3 volt source.  See the data sheet for circuits.

 

  • Member since
    October 2006
  • From: Western, MA
  • 8,571 posts
Posted by richg1998 on Wednesday, April 6, 2011 5:52 PM

Here is a link to a FRED simulator.

http://crmodeltrains.com/lighting-effects.html

Rich

If you ever fall over in public, pick yourself up and say “sorry it’s been a while since I inhabited a body.” And just walk away.

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