 However, she was used while the "Mebo II" was operating off England.Originally "Silvretta", and built in Slikkerveer, Netherlands in 1948, the 630-tonne vessel was 8.85 metres wide, 3.25 metres deep and 53 metres long.In 1969 Mebo Telecommunications bought "Silvretta", fitted her as a floating radio station, and renamed her "Mebo II."