Your Gateway to Model Railroading Fun
Gateway NMRA Logo

Power Bus Wiring for Digital Command Control

Recommendations for wiring a medium to large layout for DCC, with information on using 3M Scotchlock connectors....
Read More
Spring 2002 RPO, Vol 10, No 1

The Spring 2002 Issue of The RPO is Now Available Online

The Spring 2002 quarterly members newsletter of the Gateway Division NMRA, the RPO, is now available online in PDF (Adobe Acrobat) format....
Read More
Computers and Model Railroading

Computers and Model Railroading

Ways to use your computer to enhance your model railroading....
Read More

Atlas Master Series GP38: Easiest Decoder Install Yet – Comes Built-In!

Just remove the dynamic brake section on the top of the engine to expose the decoder. The engine is delivered set for analog (conventional DC) operation. Move the jumper plug over to configure for DCC operation. The decoder’s address is factory preconfigured to the last two digi...
Read More

Engine Circuit Board Form Factor Decoders for Atlas and Kato Mechanisms

What are my Decoder Options? Current production Atlas and Kato HO scale engines have the standard 8-pin NMRA medium DCC plug. However, space is sometimes very tight inside these engines, limiting the decoders that will fit or requiring removal of weights (see our pages showing install...
Read More
Model Industrial Building Interior

Easy Industrial Building Interiors

Print these photos at the correct size for your buildings and place behind the windows. Placing them slightly back (maybe 1/4 to 1/2 inch) from the windows will provide the bext effect....
Read More
Basics of Building Plastic Structures

Basics of Building Plastic Structures

Illustrated tips, techniques and hints on assembling inexpensive plastic structures for model railroads using the Design Preservation Models (DPM) Kelly's Saloon kit as an example....
Read More
Gateway Central VIII 4x6 Small HO Scale Model Railroad

Gateway Central VIII 4×6-Foot Small HO Scale Model Railroad

This layout is 3'10" by 5'9". It is designed to fit in all standard size mini-vans and SUVs as one piece. All of the structures are attached with epoxy to the layout, making it easier to move. This is about the minimum size layout you can design in HO scale to run standard engines and...
Read More
Construction of the 2001 Model Railroader Magazine Railroad Layout

Model Railroader Magazine National Train Show Railroad

This 4x8-foot model railroad layout was designed and built by St. Louis area members of the National Model Railroad Association and is inspired by scenes and railroads of the Saint Louis area. It is perfect for the beginning to advanced model railroading enthusiast....
Read More
Construction of the 2001 Model Railroader Magazine Railroad Layout

Construction of the Model Railroader Magazine Railroad at the National Train Show

Photos of the construction of the St. Louis Central 2001 4'x8' model railroad layout at the National Train Show. This layout was sponsored by Model Railroader magazine and assembled by Gateway Division NMRA members during the 2001 St. Louis National Train Show. The layout was designed...
Read More

Gateway Division NMRA 2001 Annual Model and Photo Contest

2001 contest results. NMRA conventions and train show events feature a model and photo contest where entries are displayed to be viewed and enjoyed by other model railroaders and the general public. Any NMRA member may enter models and photos into these contests....
Read More

Gateway Division NMRA 2000 Annual Model and Photo Contest

2000 contest results. NMRA conventions and train show events feature a model and photo contest where entries are displayed to be viewed and enjoyed by other model railroaders and the general public. Any NMRA member may enter models and photos into these contests....
Read More