Keeping your informed on various aspects of What Does Dcc Mean In Model Railways. Digital Command Control (DCC) is one of the most popular methods for model railway control here`s what you need to know. Digital Command Control (DCC) is a standard for a system for the digital operation of model railways that permits locomotives on the same electrical section of track to be independently controlled. There has been an immeasurable amount of information added in this composition on What Does Dcc Mean In Model Railways. Don't try counting it! The DCC protocol is defined by the Digital Command Control Working group of the US National Model Railroad Association (NMRA). To explain what command control is, some historical background is needed. Beginners guide to Command Control and DCC. As we got to writing on What Does Dcc Mean In Model Railways, we found that the time we were given to write was inadequate to write all that there is to write about What Does Dcc Mean In Model Railways! So vast are its resources. Richardsons uvre is difficult to encapsulate.