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ModelRailroadForums.com is a free Model Railroad Discussion Forum and photo gallery. We cover all scales and sizes of model railroads. Online since 2002, it's one of the oldest and largest model railroad forums on the web. Whether you're a master model railroader or just getting started, you'll find something of interest here.


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    Help with Lionel Lionmaster Big Boy

    I have owned the older Lionmaster TMCC Big Boy model for a few years and have had problems operating it in conventional control with the Lionel C-80 transformer. At low speeds the model becomes erratic. It jerks forward, stops, and then repeats like this until about 50% power is applied. Then it...




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