Brief synthesisThe Grimeton Radio Station, Varberg parish in southern Sweden, built in 1922-1924, is an exceptionally well-preserved monument to early wireless transatlantic communication. Criterion (ii): Grimeton Radio Station, Varberg is an outstanding monument representing the process of development of communication technology in the period following the First World War. Criterion (iv): Grimeton Radio Station, Varberg is an exceptionally well preserved example of a type of telecommunication centre, representing the technological achievements by the early 1920s, as well as documenting the further development over some three decades. AuthenticityThe Grimeton Radio Station, Varberg is well preserved in its entirety. The Grimeton Radio Station, Varberg property is managed by a board composed of representatives from the Halland County Administrative Board, Varberg Municipality, and TeliaSonera, which represent the regional and local authorities and the principal founder of the foundation.