Re: Track leading into a reversing loop
Wouter is likely correct. No. 2 is probably overkill.
Told you I was waiting for the comments of the experts or comic. ?
Bill D
N&W Steam Only
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D B
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#14247
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Re: Track leading into a reversing loop
Here is the plan. It is rather simple. the green section is the AR sector.
By
William Waithe
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#14246
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Re: Track leading into a reversing loop
"Second, there should be a non-AR length of track (separating the far or
reverse end of the ¡°other¡± track from any AR track), at least as long as
the train you run with steel wheels that will
By
whmvd
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#14245
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Re: Track leading into a reversing loop
William,
Sounds like you¡¯ve taken the steps to isolate the other track such that there is no conflict if only a single train is entering the AR segment from either entrance at one time.
If the
By
D B
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#14244
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Re: Track leading into a reversing loop
Jim Betz,
My third point exactly. One cannot have more than one train crossing the isolating rail gaps at the same time.
Bill D
N&W Steam Only
By
D B
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#14243
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Re: Track leading into a reversing loop
The thing to watch out for with multiple entrances is having trains entering/leaving at two different entrances at the same time. If they call for different polarities it can make things not
By
Tim
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#14242
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Re: Track leading into a reversing loop
Bill, that other track which enters the reversing loop is electrically isolated from the AR segment by a gap between the turnout and a stub - ended lead into a classification yard. The lead?is
By
William Waithe
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#14241
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Re: Track leading into a reversing loop
William,
The biggest problem/issue would be "what happens if two trains/locomotives are
crossing the reversing section at the same time?".? This situation is likely to confuse
the reverser to the
By
Jim Betz
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#14240
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Re: Track leading into a reversing loop
If the ¡°other¡± track is physically isolated from the rest of the layout, e.g., a siding, there shouldn¡¯t be any issues. But I assume that is not the primary concern.
If the ¡°other¡±
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D B
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#14239
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Re: 1156 Bulb Short Protection and Powercab
I have used automotive brake lamps for circuit protection for years. Simple, the current of the lamps controls the current of the circuit. Achieve max current draw, the lamp lights, resistance becomes
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john
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#14238
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Re: Track leading into a reversing loop
That sounds like a problem that needs a specific scenario. Then it could
possibly be figured out, but I am not sure that there is a general answer.
...Tom
By
Tom O'Hara
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#14237
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Track leading into a reversing loop
Would a second track leading into a reversing loop interfere with the function of a reverser (e.g. Digitrax AR-1)? Is special wiring needed?
By
William Waithe
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#14236
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Re: turnout frogs within a reversing section
I believe the original question (as reflected in the subject line) dealt with powering a frog in a turnout WITHIN a reversing section. That is what the latest posts seem to be ¡°missing.¡± Not a
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D B
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#14235
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Re: turnout frogs within a reversing section
Totally with you, Jim. I've been bewildered by some of the things I read...
Wouter
By
whmvd
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#14234
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Re: turnout frogs within a reversing section
Jim's logic is correct. A reversing section with only one entrance is like
a separate layout. Flip the polarity before entering, and everything inside
is flipped together. The main thing is that the
By
Tom O'Hara
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#14233
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Re: turnout frogs within a reversing section
Hmmm,
I thought 'standard practice' (aka the basic approach) is to wire the turnout to 'the rest of the
layout' and have the?reversing section start just beyond that turnout.? If you have
By
Jim Betz
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#14232
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Re: turnout frogs within a reversing section
John,
You¡¯re correct (of course), which suggests that the objective cannot be achieved if a TV Hexjuicer is being used both as an AR and to power the frog.
I don¡¯t know of any convenient way to
By
D B
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#14231
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Re: turnout frogs within a reversing section
Of course the simpler solution is to power the frog through the servo as the turnout is thrown and avoid any potential conflict.
Bill D
N&W Steam Only
By
D B
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#14230
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Re: turnout frogs within a reversing section
Thanks John.
By
D B
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#14229
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Re: turnout frogs within a reversing section
Bill, except that the AR must be timed such that it doesn't try to reverse before the frog juicer does.? Hence the TV instructions to wire their Frog Juicers directly from the booster.? What the OP
By
Swanny
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#14228
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