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Can I add a capacitor to a Walthers passenger car light board?

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  • Member since
    August 2003
  • From: Collinwood, Ohio, USA
  • 16,235 posts
Posted by gmpullman on Friday, January 24, 2020 10:50 AM

Remeyer53
How did you make the photo appear on the forum?

Simply copy the BBCode link from Flickr.

Then in the MR reply space, paste the same link into the TEXT of your reply. DO NOT use the insert image icon at all.

There is a Forum Testing site where you can experiment without cluttering up a thread:

http://cs.trains.com/trc/f/2.aspx

 

Good Luck, Ed

  • Member since
    December 2015
  • From: Shenandoah Valley
  • 9,094 posts
Posted by BigDaddy on Friday, January 24, 2020 10:45 AM

Remeyer53
Clicking on the above link will take you to the Flickr photo. Still not sure how to make it appear here.

This thread explains how

Our own RR Mel has a more elaborate method of lighting passenger cars.  Go 1/2 down the page    http://melvineperry.blogspot.com/p/page-12.html

I should add, he is a bulb guy, not leds.

Henry

COB Potomac & Northern

Shenandoah Valley

  • Member since
    April 2019
  • 33 posts
Posted by Remeyer53 on Friday, January 24, 2020 10:42 AM
How did you make the photo appear on the forum?
  • Member since
    August 2003
  • From: Collinwood, Ohio, USA
  • 16,235 posts
Posted by gmpullman on Friday, January 24, 2020 10:37 AM

Remeyer53
Clicking on the above link will take you to the Flickr photo. Still not sure how to make it appear here.

 Dome-lounge light board by Richard Meyer, on Flickr

Cheers, Ed

  • Member since
    April 2019
  • 33 posts
Posted by Remeyer53 on Friday, January 24, 2020 10:35 AM

Walthers light board - take 2

 

Clicking on the above link will take you to the Flickr photo. Still not sure how to make it appear here.

  • Member since
    October 2006
  • From: Western, MA
  • 8,571 posts
Posted by richg1998 on Friday, January 24, 2020 10:29 AM

You could use a super cap module I think. Stay alive module for decoders. They have super caps, a resistor and a diode. The proper cap, resistor, and diode would work. I use to have the circuit. Circuits in the 'Net. Search.

 

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
    December 2015
  • From: Shenandoah Valley
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Posted by BigDaddy on Friday, January 24, 2020 10:21 AM

I can see the pic, but you must have a z scale camera. Big Smile 

Henry

COB Potomac & Northern

Shenandoah Valley

  • Member since
    April 2019
  • 33 posts
Posted by Remeyer53 on Friday, January 24, 2020 10:16 AM

Thanks. What is the matter with the link? The image is showing on my computer.

  • Member since
    July 2007
  • From: Yorkton, Sk, Cnd
  • 441 posts
Posted by wvg_ca on Friday, January 24, 2020 10:05 AM

you can add a capacitor, but if doing large capacitors and/or multiple capacitors, you may want to add a limiting resistor on the charge end to imit incoming rush current ..

btw .. your link  is bad ,,

  • Member since
    April 2019
  • 33 posts
Can I add a capacitor to a Walthers passenger car light board?
Posted by Remeyer53 on Friday, January 24, 2020 9:56 AM

I have a Walthers HO passenger dome car that came with a nice LED light board. The big problem is that it flickers terribly. I would like to add a capacitor to the circuit. The image below is the board that goes on the short end of the dome car. The red & black wires on the right go to the larger light board at the other end of the car. The gray pads on the left corners are the rail power contacts. Some of the traces can been seen on this side of the board. There is nothing visible on the other side. I am assuming some traces are buried in the board.

Is anyone familiar with the circuit in this board? Has anyone added a capacitor? I am wondering if the a capacitor could be connected at the + & - minus pads at the bottom of the board.

Walthers light board

 

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