How do I get realistic sound in N scale locomotives?

A flat red plastic box sits atop a large black subwoofer enclosure

Q: I’m considering converting my N scale diesel fleet to DCC. I have a concern about getting realistic sound in N scale locomotives. On videos of model railroads I have watched, the diesel acceleration and running sound seems to feature the high-pitched whine of the diesel generators. When I railfan real diesels around the Pittsburgh […]

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How do I check the DCC momentum settings on my locomotive?

A hand holds a Digital Command Control throttle near a black-and-orange HO scale diesel on a scenicked layout

Q: In your “Ask MR” column “Speed matching DCC locomotives for better consisting”, you suggest to turn off the locomotives’ momentum, because momentum will interfere with accurately measuring the locomotives’ speed. My question is: How do I know if the ESU decoders that came with my locomotives are programed with momentum? I am using an […]

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OS block control using an Arduino microcontroller

A railroad dispatch schematic with a train passing another on a siding

The following project is an update of Gary D. Patterson’s “Simplified CTC signals” in the July 1988 issue of MR. Bringing the project up to date was a large endeavour. The block control project now incorporates “all” solid-state components controlled by an Arduino microcontroller. I refer to this updated article as “CTC Signals 2.0.” The […]

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Repairing water-damaged locomotives

Model trains are often kept in spaces below grade, which are subject to dampness or worse, flood water! Fortunately, if your locomotives are left damaged from such flooding, it doesn’t necessarily equate to total loss. In this video, David Popp walks through the process of evaluating the damage through the steps required to get your […]

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Repairing water-damaged locomotives

Model trains are often kept in spaces below grade, which are subject to dampness or worse, flood water! Fortunately, if your locomotives are left damaged from such flooding, it doesn’t necessarily equate to total loss. In this video, David Popp walks through the process of evaluating the damage through the steps required to get your […]

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T-TRAK Project Part 4: Wiring for modules

Hand holding black and gray remote control with green lighted screen with blue and gray model train on silver, gray, and black model train track.

Modelers David Popp, Brian Schmidt, and Bryson Sleppy install the wiring power bus and Digital Command Control system on their modular T-TRAK N scale layout. T-TRAK is a modular N scale railroading system that uses foot-wide boxes plugged together to build tabletop layouts. In this fourth installment, the trio demonstrates how to build a portable […]

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T-TRAK Project Part 3: Laying Kato Unitrack

Tan wooden boxes with gray plastic model train track sections attached to the tops. Includes a black, gray, and blue small model train, as well as a brown and yellow miniature building.

Modelers David Popp, Brian Schmidt, and Bryson Sleppy add Kato Unitrack to their modular T-TRAK N scale layout. T-TRAK is a modular N scale railroading system that uses foot-wide boxes plugged together to build tabletop layouts. In this third installment, the trio demonstrates how to build, wire, and install the Kato N scale Unitrack to […]

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Building a T-Trak module | Wiring

In this all-new series, host David Popp keeps progress on the N scale (1:160) T-Trak modular layout moving forward. Here, he shares various techniques for working within the specified electrical standards and recommended practices to bring power the rails, including the unique bridge sections of track and turnouts (track switches) too! […]

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