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ISBN10: 1945367741
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DIY Advanced Model Railroad Signaling Electronics: Sensors, Interactivity, Track Control Clay Cowan Now available againFour years in preparation, this book shows the model railroader how to design an automatic signaling and block control system that avoids the usual compromises. It properly responds to single or multiple trains of any length, including stops and reversals, while "remembering" proper status during system power down. All types of signals are covered, from simple red green to 3 color units with "approach mode"; and with or without self latching or built
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