History of broadcasting History of broadcasting The first broadcasting of a radio transmission consisted of Morse code (or wireless telegraphy) was made from a temporary station set up by Guglielmo Marconi in 1895. This followed on from pioneering work in the field by Alessandro Volta, André-Marie Ampère, Georg Ohm, James Clerk Maxwell and Heinrich Hertz. The broadcasting of music and talk via radio started experimentally around 1905-1906, and commercially around 1920 to 1923. VHF (very high frequency) stations started 30 to 35 years later. In the early days, radio stations broadcast on the long wave, medium wave and short wave bands, and later
Gloria Marconi Gloria Marconi Gloria Marconi (born 31 March 1968) is an Italian long-distance runner. She was born in Florence. On the track she finished fifth in the 5000 metres and 24th in the 10,000 metres at the 2002 European Championships. She became Italian 5000 metres champion in 2002 and 2004, and 10,000 metres champion in 2003 and 2006. She became indoor 3000 metres champion in 2002. Her personal best times were 4:25.85 minutes in the 1500 metres, achieved in 1998; 9:04.80 minutes in the 3000 metres, achieved in July 2004 in Ferrara; 10:27.72 minutes in the 3000 metres steeplechase, achieved in