Q: I always thought N gauge track was the go-to gauge for narrow gauge HO operating equipment. I found out yesterday that is not true. I got a model kit for an HOn3 locomotive.
Trains.com on MSN4mon
ScaleTrains N scale EMD SD40T-2
The ScaleTrains N scale EMD SD40T-2 diesel locomotive recently visited our Milwaukee ... take a close-up look at details on ...
The sensor was small enough for an N-gauge train, which translates to 1:148 scale or about 9mm from rail to rail. His idea was to build a tiny control board that could fit inside the locomotive ...