For the October 2026 episode of Cody’s Office, Model Railroader Senior Editor Cody Grivno opens with a product lineup featuring a Walthers Mainline HO scale (1:87.1) EMD SD70 diesel locomotive, ...

Q: I purchased two Athearn (Roundhouse line) ready-to-run locomotives in HO scale. In direct current, the rooftop beacon on top worked. When I installed a Digital Command Control decoder, I lost the ...