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
Alenia Marconi Systems 2001 AMS' missile systems division was merged with Aerospatiale Matra Missiles and Matra BAe Dynamics to form MBDA. On 7 October 2003 the UK holding company for AMS changed its registered name from Alenia Marconi Systems Limited to AMS Limited to comply with the agreements reached regarding use of the name "Marconi" following the sale of Marconi Electronic Systems by GEC (later Marconi plc). This name change was reflected in rebranding across the company, although the Italian holding company retained the name Alenia Marconi Systems SpA. On 28 January 2005 BAE Systems and Finmeccanica announced the intention to dissolve their