Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 148,476 pages of information and 233,896 images on early companies, their products and the people who designed and built them.
of Aldine House, Bedford St, Strand, London (pre 1926)
of Blackheath (1926)
of Light Gun Works, Erith (1935)
and South Shields and Dundee
1922 First All-British Wireless Exhibition: manufacturers of wireless apparatus.
1923 Advert for Ethophone V wireless receiver and Ethovox loudspeakers.
1924 Advert for crystals.
1925 Burndept Wireless Ltd formed with a public issue of shares to take over Burndept Ltd, which is believed to have as large an output of sets as any licensed manufacturer in the UK. Making various components, such as vernier dials and valves.
1931 Private company formed.
1932 Name changed.
1935 Advert for portable radio: Light Gun Factory, Erith, Kent
1930s Made televisions and radiograms.
1939 Located at Light Gun Factory, Erith, Kent; dry batteries.
WW2: Military electronics and electric cookers.
1954 Adverts by Burndept-Vidor for production engineer and draughtsmen for Dundee factory.
1961 Engaged as manufacturers of radio and television receivers and components, dry batteries and domestic electrical goods, electronic and nucleonic apparatus. 2,000 employees.
c.1962 Acquired by Royston Industries
1968 Ever Ready acquired the factory and some assets of Burndept Electronics Ltd, maker of Sarbe beacons ; the business would continue and would be used to expand the company's interests in electronics and industrial lighting. See Burndept Electronics (E.R.) Ltd, Erith..