Small numbers on MR&T diesels

Color photo of blue-and-white HO scale diesel with small number next to herald.

Q: When I was looking at pictures of the Milwaukee, Racine & Troy locomotive fleet, I noticed small numbers near the herald on some diesels. Were those numbers tied to the control system used on the layout, or did they have another meaning? — Jason Trew A: Those single- and double-digit numbers near the herald on […]

Read More…

Diagnosing a stubborn diesel

Color photo showing HO scale diesel by white paper towel with streaks of dirt on it.

Q: I recently started working again on my HO scale layout, which features a Digitrax Super Chief Starter Set and Bachmann E-Z Track. I cleaned all of the track and have been testing locomotives. One of the units, an Athearn Genesis HO scale Electro-Motive Division GP38 that has not been used in some time, will […]

Read More…

Observation car lights

A black and white photograph of two men standing next to a passenger car

Q: I have some questions about streamlined observation cars with rounded ends. What was the purpose/use of the large light located at the end of the roofline of these cars? Is it a white light for reverse moves, or is it a red light similar to a modern day Flashing Rear End Device? Could the […]

Read More…

Selecting the right wire size

Color photo showing bottom of model railroad with red and white wires.

Q: I’m setting up a model railroad on a 6 x 12-foot table. The layout will use Digital Command Control. What would be the best wire size(s) to use on the layout? — Greg Kurtz A: Two considerations when selecting the right wire size, Greg: First, that doesn’t involve long bus-wire lengths, so No. 14 […]

Read More…

Can I use my handheld remote with the MTH WTIU?

Devices on top of a command base unit.

As I previously stated in the unboxing video with Classic Toy Trains Editor Rene Schweitzer, there’s going to be plenty to unpack on MTH’s DCS Wi-Fi Track Interface Unit (WTIU). One such curiosity for myself and many others regarding this latest edition to the Digital Command System family is “the remote of your choosing.” Which […]

Read More…

Decade-plus of technological advancements in model locomotives

Color photo of N scale diesel locomotive mechanism.

Locomotives, regardless of scale, have always been at the forefront of technological advancements in model railroading. Over the past decade, this trend has accelerated: bringing in innovative features and enhancements that redefine the hobby. Whether they’re seen as trailblazers for the future or as models featuring nothing but “all the bells and whistles,” let’s explore […]

Read More…

The story of Joyful Junction — Micah’s Christmas train

An N scale Norfolk & Western steam locomotive in a snowy scene

A Christmas train adds to the Christmas spirit It’s not often that you hear words like “locomotive” or “uncoupled” in a 3-year-old’s vocabulary, but that’s exactly where my wife and I found ourselves Christmas morning in 2022. Our son Micah had always had a fascination with all trains, so much that we often joked that […]

Read More…

A skill-building layout

Opening spread of magazine article.

Q: I recall an article from a few years back that was about setting up a minimalist layout set on a bookshelf or board. It was intended as a quick and easy way to get started in the hobby, especially for those who don’t have a lot of space. I believe it used an NCE […]

Read More…

Control a working display case

A black board with lines, lights, and buttons next to a display case

This project is the continuation of the “Build a working display case” project in our October 2024 issue. This second part details the physical and software infrastructure Randy built to control his working display case using an Arduino Nano. The working part All my locomotives are Digital Command Control, and most have sound. It’s obviously […]

Read More…

Why do railroads use signals?

A train passes in front of a large mountain in the background

A common question newcomers to model railroading ask is “Why do railroads use signals?” The quick answer is to keep trains moving safely. But the topic of railroad signals deserves more of an explanation. The evolution of railroad signals When trains are running in the same direction on the same line, in opposite directions on […]

Read More…