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1 | 1 | --- |
2 | 2 | title: "Free-Trak Standards" |
3 | | -subtitle: "**Version:** 0.1.0" |
| 3 | +subtitle: "**Version:** 0.9.0" |
4 | 4 | layout: default |
5 | | - |
6 | 5 | --- |
7 | 6 |
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8 | | -Free-Trak is a proposed N scale module standard that combines the ease of use and "bulletproof" connections of T-Trak with the module sizing flexibility of Free-MoN. This increased flexibility aims to make modules easier to integrate into home layouts and lead to more operational interest for clubs. |
| 7 | +Free-Trak is a proposed N scale module standard that combines the ease of use and "bulletproof" connections of T-Trak™ with the module sizing flexibility of Free-MoN. This increased flexibility aims to make modules easier to integrate into home layouts and lead to more operational interest for clubs. |
9 | 8 |
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10 | 9 | **Preliminary Version Disclaimer:** Please note that these standards are not finalized and numbering/content is subject to change. Diagrams will be added soon. |
11 | 10 |
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12 | | -<!-- ## Contents |
13 | | -
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14 | | -1. Module Dimensions |
15 | | -2. Track Configuration |
16 | | -3. Wiring Configuration --> |
| 11 | +--- |
17 | 12 |
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18 | 13 | ## Module Dimensions |
19 | | -1. All modules, with the exception of end modules (either baloon loop or stub-end), must have at least two endplates |
| 14 | +1. All modules, with the exception of end modules (either balloon loop or stub-end), must have at least two endplates |
20 | 15 | 1. Endplate width must be between 12" and 24" |
21 | | - 2. Endplates must be constructed of a non-warping material (3/4" birch plywood is recommended, see Free-Mo reccomended practices) |
22 | | - 3. Endplates must be labeled with a "front" corresponding to the rail attached to a blue feeder cable (see 3.1, note that this does not neccessarily need to be the intended viewing location of the module) |
| 16 | + 2. Endplates must be constructed of a non-warping material (3/4" birch plywood or reinforced 1/4" birch plywood is recommended, see Free-Mo recommended practices and example endplate laser cutting templates [here](https://github.com/UncommonModels/Free-Trak-Templates)) |
| 17 | + 3. Single track endplates must be labeled with a "front" corresponding to the rail attached to a blue feeder cable (see 3.1, note that this does not necessarily need to be the intended viewing location of the module) |
23 | 18 | 2. Modules may take any length and shape between endplates |
24 | | -3. Modules must be 2 3/4" tall with adjustable feet (to maintain T-Trak compatibility) |
| 19 | +3. Modules must be 2 3/4" tall with adjustable feet (to maintain T-Trak™ compatibility) |
25 | 20 |
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26 | 21 |
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27 | 22 | ## Track Configuration |
28 | | -1. Track at each end plate should be either single or double track with Kato Unitrack connectors and centered within the end plate |
29 | | -2. Double track modules should use standard 33mm Kato track spacing |
| 23 | +1. Track at each end plate should be either single or double track with Kato™ Unitrack™ connectors and centered within the end plate |
| 24 | +2. Double track modules should use standard 33mm Kato™ track spacing |
30 | 25 | 3. The minimum turnout shall be #6 for the mainline |
31 | | -4. The minimum curve radius shall be 11.25" (as in T-Trak) |
32 | | -5. Tracks must overhang the endplate by no more than 1mm at the joints |
| 26 | +4. The minimum curve radius shall be 11.25" (as in T-Trak™) |
| 27 | +5. Tracks must overhang the endplate by no less than 0.1mm and more than 1mm at each joint |
33 | 28 |
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34 | 29 |
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35 | 30 | ## Wiring |
36 | | -1. Each double track module must be wired blue-white, blue-white, with a front side of the module labeled corresponding to the blue rail. Note that this is different than the T-Trak standard, to allow for the use of crossovers without flipping one set of rails and causing confusion. |
| 31 | +1. Each double track module must be wired blue-white, white-blue (for T-Trak™ compatibility) |
37 | 32 | 1. Single track branch line endplates shall be labeled according to either the corresponding wiring for how it branches off a main line or such that the "front" of a module corresponds to the blue rail on a module with only single track endpoints |
38 | 33 | 2. Andersen connectors shall be provided on each endplate, with one pair of blue and white connectors per track bus on the endplate |
39 | | -3. All main lines on the module must have at least one feeder connection to the track bus |
40 | | -4. Any balloon loops must be isolated from the main track and include an auto reversing circuit (to allow for use of crossovers on a double track main line) |
41 | | -5. Use of a DCC system is required |
| 34 | + |
| 35 | + |
| 36 | +## Resolution of Ambiguities |
| 37 | +1. Ambiguities in the standards shall be resolved such that they maintain compatibility with T-Trak™ layouts |
| 38 | + |
| 39 | + |
| 40 | +## Recommended Practices |
| 41 | +1. All main lines on the module are recommended to have at least one feeder connection to the track bus |
| 42 | +2. Crossovers should include an isolated reversing section to allow for switching mainline tracks |
| 43 | +3. Use of a DCC system is strongly recommended |
42 | 44 | 1. Use of wireless throttles is strongly recommended |
43 | 45 | 2. Use of a DCC-EX based DCC system is recommended |
| 46 | + |
| 47 | +--- |
44 | 48 |
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45 | | - |
| 49 | +**Changelog:** |
| 50 | + - Version 0.9.0 |
| 51 | + - Switched wiring to match T-Trak™ standard |
| 52 | + - Removed DCC system requirement |
| 53 | + - Added ambiguity resolution section |
| 54 | + - Added recommended practices section |
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