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Pseudo CTC Switch Control - Parts Question

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  • Member since
    September 2014
  • 20 posts
Pseudo CTC Switch Control - Parts Question
Posted by Smurphy on Wednesday, October 12, 2016 8:59 AM

Hi everyone,

I was looking through back issues and came upon this excellent CTC article.

https://issuu.com/mr-hobbyist/docs/mrh12-08-aug2012-ol-h1?viewMode=prese...

I have decided that I would like to do a pseudo CTC DPDT switch at two locations on my fascia, "free-mo module" for purely aesthetics and switch control. This would excIude a signal switch/control (will be automated ABS) and may or may not include a code button/switch. Unfortunately I was not able to find the rotary switch in the article or the one that Rix recommends.

http://www.rixproducts.com/6280061.htm

Does anybody have alternative good sources of rotary switches, preferably cheap and easy to order/purchase? Furthermore, does anyone know of good, how-to videos on CTC wiring/board assembly? Seems all that I find are JMRI-related, CTC boards.

 

  • Member since
    February 2002
  • From: Reading, PA
  • 30,002 posts
Posted by rrinker on Wednesday, October 12, 2016 5:14 PM

 Let me see if I can find it, I did look it up and found one that should work. The ones specified appear to no longer be made, but if you look at an electronic supplier like Mouser or Digi-Key, they have hundreds of variations. The key specs you need to look for are the right degrees between positions so the lever lines up with the plate, and the right size shaft so the levers fit. Secondary is the number of decks and poles - having too many is never a problem, you either leave them disconnected or think of something else to switch witht he same control. I found a few on Mouser by using their search to set parameters to filter the huge list down - you start with rotary switches and get hundreds of options, then you set say 30 degree stops (or whatever the levers call for) and number of positions - 2 at 60 degrees for turnout levers and 3 at 30 degree intervals for signal (I think those are the right angles).

 There is no "easy" way unless someone gives you a current part number. You have to wade through the specifications to narrow down the search to likely options, then check out the other specs like shaft diameter and number of poles.

                                --Randy

 


Modeling the Reading Railroad in the 1950's

 

Visit my web site at www.readingeastpenn.com for construction updates, DCC Info, and more.

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