Radione was a brand name of Radio Nikolaus Eltz in Wien (Vienna, Austria). The company was established in 1924 and manufactured a wide range of civil radios and later also television sets. The company was dissolved in 1977. Radio pioneer Nikolaus Eltz died a few years later in 1984. RADIONE company logo The company is particularly well known for its portable R-2 radios that were produced for the civil market. During World War II (WWII), Radione also produced the R-3 shortwave receiver and the RS-20M transmitter for the military market. These devices were used – for example – by the German Navy (Kriegsmarine) and by the German Intelligence Service, the Abwehr. During the war, Radio Nikolaus Eltz (i.e. RADIONE) used the manufacturer code 'bo' on its military equipment.