Building and Wiring Reverse Loops for Model Trains If your model railroad uses a conventional DC (Direct Current) power supply, adding a reverse loop is only a toggle switch away. This method will work with the control systems offered in most two-rail track train sets on the market today.Author: Ryan Kunkle Wiring a reverse loop - Model Railroader Magazine - Model We feature beginner and advanced help on all model railroading scales, including layout track plans, model railroad product reviews, model train news, and model railroad forums. Wiring a reverse loop. February 12, 2016 11:49 AM I don't know how to wire a reverse "Y" with an AR1 because the "Y" connects to the Main in two places.
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