Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 143,021 pages of information and 229,410 images on early companies, their products and the people who designed and built them.
Note: This is a sub-section of GEC
1969 As a result of the major reorganisation of AEI and English Electric after they were acquired by GEC. In electronics, GEC-Marconi Electronics was created; Marconi Communications Systems was one of its 4 subsidiaries. It included the broadcast, radio, line, space and mercantile communication activities of Marconi Co as well as its specialised components work, the communications division of GEC-AEI (Electronics) and Eddystone Radio
1980s Supplied base stations for tropospheric scatter-based communication systems used for communications with offshore oil and gas platforms
1985 Offered mobile phones for cars
1987 Joint venture with Rockwell for communication systems for use by the US navy
1997 GEC-Marconi Communications announced job losses at Chelmsford due to reduction in orders