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General Discussion (Model Railroader)

Started by NS2591 at 12-04-2006 2:41 PM. Topic has 7 replies.
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   12-04-2006, 2:41 PM
NS2591


Joined on 06-25-2006
CN Flint Sub(Eastern Michigan)
Posts 503
Digitrax Signaling and Circut Breaker questions

I am looking at what signal system I'm going to use so I can start getting it setup as I lay track. I have narrowed it down to Atlas and Digitrax. The Upside with the atlas signals are they are fully intergrated And don't need anything but insulated joints. But the downside is they're expensive, for the 19 signals I need it would be about $1018.86 (Thats not including circut breakers for my layout and the 7 tortises)and I'm not sure if they work with DCC or not.

I just don't have that much I can spend on signals. The thing I don't like about the Digitrax system is that I need a computer(Which I do have, but I don't have any interface) or a throttle(Which I do have) But its alot cheaper. It would be $693.78 for everything I need including the circut breakers and tortises. So you can see there is about a 500 dollar savings there so digitrax is the way I'm gonna go.  All the people I know locally that have working signals are custom built(The club I'm in has a custom system to govern the diamond) And the couple layouts I have been to that had working signals where built using parts from Model RR companies and stuff from the prototype. Now I come to my question of Has anyone here used the system or own it? 

    My last question is. Beside the digitrax PM42, and Tony's Powershield are there any good circut breakers that aren't too expensive? I'm looking at using the NCE ED3. I've always used Digitrax but our PM42s are the club seem too good bad often, and I had a friend that had one go bad. Is there something better than the Powershield or the ED3 that I havn't found? Thanks Jay 


Jay
Norfolk Southern Forever!!



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   12-04-2006, 2:50 PM
jrbernier

Joined on 01-08-2001
Rochester, MN
Posts 2,303
Re: Digitrax Signaling and Circut Breaker questions

Jay,

  The Atlas signals will work with a DCC compatible signal system.  The Atlas signal logic is NOT DCC compatible - it is for a DC system.  For DCC, you will need something like the Logic Rail, Ataras, or the Digitrax system(with JMRI Panel Pro software).  Signalling is not Cheap!

Jim


Modeling the Milwaukee Road in SW Wisconsin - In the 50's!
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   12-04-2006, 3:26 PM
Surfstud31


Joined on 07-16-2004
Yorktown Heights, NY
Posts 374
Re: Digitrax Signaling and Circut Breaker questions

Jay - I too was considering a signal system while laying track but found it much too complicated and expensive.  I saw a system from NJI I believe that is self contained and I might add later if I ever suddenly have alot of extra cash and IQ.

It's too bad because I really wanted a signal system.  My track plan was not designed with a signal system in mind and that is one of my problems - it would take so many blocks that it's ridiculous.  I have considered a scaled down version of a signal system but that might just defeat the purpose.

I am finding as I build my layout that no matter how much forethought you give your planning, there are always things that have to change and even be given up for one reason or another.  Signals are one of those things that I had to give up, at least for now.


Modelling the New York & Putnam Railroad.
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   12-04-2006, 4:00 PM
rrinker


Joined on 02-14-2002
US
Posts 5,290
Re: Digitrax Signaling and Circut Breaker questions

 Signals are expensive, period. The electronics is not too bad, even though some peopel seem to think it is. A single SE8C from DIgitrax will drive 32 signal heads - 8 complete 'plants'  - dual head ont he main approaching the points, single head on the main approaching the frog side, and single head ont he siding approaching the frog. As well as drive the tortoise for each fo those 8 plants, AND take input from a block detector to detec occupancy in each plant. For a street price of around $100. Tha's less than $13 of electronics per plant. It's the SIGNALS that cost - Atlas and NJ International make the Type G signals I need, and they are $29 for a single had and $34 for a dual head. EACH.

 Since you use a Digitrax DCC system  you'll already have the Loconet cable run to connect the SE8C - no additional wiring busses needed.  The computer interface is the way to go - get a Locobuffer II or if slightly electronically inclined build one using the bare board from Hans Deloof. I built one for myself and later made one for Spacemouse. Add FREE JMRI software and you're all set. You can do a lot more than just runt he signals with that. You cna use the DecoderPro component to program your decoders, you cna bring up a throttle (or a bunch of them) ont he computer screen for additional throttles, you can monitor Loconet activity, manage the slots in the command station, manage consisting, and more.

 

                           --Randy
 


Modeling the Reading Railroad in the 1950's

Visit my web site at readingeastpenn.com for
construction updates, message boards, and more.
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   12-04-2006, 4:05 PM
rrinker


Joined on 02-14-2002
US
Posts 5,290
Re: Digitrax Signaling and Circut Breaker questions

 In addition - the Atlas signal system is not really realistic. Usinga computer allows you to create any type of signal system you want. Hard-wired logic is difficult to change, it does what it does and nothign more. The computer in universal.

 

 As for circuit breakers, I feel the Powershields are the best, all-electronic, no relays, and they switch both sides of the circuit. The EB3 only switches one side of the track power. I'm helping a friend wire his layout, and he's using a PM42 and some AR1's for reverse loops, and so far it all works jus fine, even with his ultra low power N scale locos (mostly scratchbuilt, and using high efficiency tiny can motors). Even at a crawl tere is no perceptable lag in switching of the AR1, but tere are no headlights with which to see any momentary power 'blink'.

 

                                            --Randy
 


Modeling the Reading Railroad in the 1950's

Visit my web site at readingeastpenn.com for
construction updates, message boards, and more.
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   12-04-2006, 9:44 PM
NS2591


Joined on 06-25-2006
CN Flint Sub(Eastern Michigan)
Posts 503
Re: Digitrax Signaling and Circut Breaker questions

I've only ever heard good things about the powershields, However, they're alittle out of my price range for the amount I need. The EB3s are a little closer, and the PM42s are perfect, price wise, but they don't work great. I may just live without them for a while, We run our 75x60 portable layout without them so I should be safe(for a while) without them. For the SE8C I thought each port ran only 1 signal, I thought I needed 2 of them, but since 1 can run 8 different plants I only need one which cuts 125 out of my total. But, I have to add in another 75 for a loco buffer, but that is still cheaper than it was. Thanks for all the help Guys.


Jay
Norfolk Southern Forever!!



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   12-05-2006, 7:45 PM
rrinker


Joined on 02-14-2002
US
Posts 5,290
Re: Digitrax Signaling and Circut Breaker questions

Another thing to keep in mind. You do NOT need the Digitrax signal masts and stuff (unless you are in N scale, and can use them directly - there is a company that makes plastic detail parts to glue on that makes them look like actual signals. The LED signals need resistors - but instead of buying the Digitrax bases, just get a big pack of resistors from a supplier like Mouser. You cna get 100 resistors for a couple dollars - WAY less than just one pack of the Digitrax bases.

 

                                           --Randy
 


Modeling the Reading Railroad in the 1950's

Visit my web site at readingeastpenn.com for
construction updates, message boards, and more.
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   12-05-2006, 9:11 PM
NS2591


Joined on 06-25-2006
CN Flint Sub(Eastern Michigan)
Posts 503
Re: Digitrax Signaling and Circut Breaker questions
I am in N scale, I am planning on using the Digitrax masts, just becuase they're not too expensive and I really don't want to solder resistors to all the signals, I would do that if someone made N scale N&W CPLs. Now that I have had sometime to read through the SE8C manual on the digitrax site I see that I only need one SE8C to do all 7 plants, But I've run into another problem, I have one plant that will have 4 different Masts, becuase its the end of a siding and the beggining of my branchline. Is there a way I can wire them so that each target will be displaying the proper signal indication? I also would like to know, Will I need the BD4s? Becuase after looking through the SE8C manual it doesn't say I need a BD4 for it work. It only says that I need switch machines.

Jay
Norfolk Southern Forever!!



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