thus carrying a current through the motor.

Similar to DC, DCC still runs power through the track but instead of using just a simple current, DCC uses binary signals to 'call' for each train. On a DCC layout, each train has an address enabling you to chose which trains to power, when, what direction, which headlights to use and how fast. Instead of controlling the track, you now control the trains themselves. Each DCC train has a decoder which understands

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