Radio Television Network (RTN)(Silverish: Televodon Notean de Radyo) is a Silverish national network headquartered in Prontera, Silverio land, SCR. Of the Big Four networks in Silverio World, RTN was the last one but was the first one to broadcast in color (1963). It is likely Silverio World's version of the defunct DuMont network in the United States (Wikipedia article)