Potential Cable & Wireless radio operators training at the Marconi Radio School, Marconi House, Strand, London in 1912. Students sitting at desks, writing and wearing headphones.
Typical Morse sounder and single-current key as used by the GPO, railway companies, ship-shore and coastguard stations from the 1880s to 1930s. Note, the metal (usually sheet brass) "reflector" to localise the signal.
Britains Ocean Telegraph Cables fan out into the Atlantic from the sandy beach of Porthcurno, a Cornish cove near Land's End. These cables, which are linked with the 155,000-mile network owned by Cable & Wireless Ltd., are operated from the company's…
Richard Angove at the test bench at Cable & Wireless doing regular maintenance work (routining) on the synchroniser. Drive relays are shown behind two clock controls at the top left of the photograph. The bottom of the clock can be seen between them.
Engineer Mr K.E. Finney adjusting the balance on Porgibthree (the No. 3 cable between Porthcurno and Gibraltar). The light reflected from the mirror on the fork coil records the duplex balance disturbance on the scale above.
Mr R.G. Bell at the 110v motor generator change-over panel. Pictured behind him is 110v mgs, with 10v mgs nearest the camera. On his left is a 110v distribution board. On his right are the main supply switches and battery switchgear. On the extreme…
This photograph shows survey operations on board the C.S. Recorder in the Mediterranean for the Mat I telephone cable project. The ship was on charter to Italcable for the work. On the foredeck, you can see the survey sled.
During April 1965, C.S. Stanley Angwin (2,500-ton gross) surveyed the route for the Tortola-Bermuda telephone cable which will provide the northern outlet for the 21-million W.I. dollar project in the Eastern Caribbean to improve inter-island and…