Q: I have a trestle bridge above a deep ravine on my HO scale layout and would like to automatically slow DCC locomotives approaching ... it's driving the train, not you, and that kind of takes ...

Locomotives, regardless of scale, have always been at the forefront of technological advancements in model railroading. Over ...

This last seems like a great fit since you can do lots of interesting things with simple electronics and small-scale ... railroad setups with Arduino. These range from building a DCC system ...