06-15-2009, 02:56 PM
nomad Wrote:I thought I read somewhere that the size of the layout also determined the amount of power you would need. That over a certain length of wire, the dcc signal would start to drop and you would lose control of the loco.
This is true to a point. That's why you should use 14 or 12 gauge bus wires for a large layout (lower resistance over a long run) and limit your track feeder lengths to about 12" of 18 GA wire.