Telegraph cable

One of two pieces of telegraph cable with a stranded copper core insulated with gutta percha, covered with tape and armoured with hemp rope

One of two pieces of telegraph cable with a stranded copper core insulated with gutta percha, covered with tape and armoured with hemp rope

Small piece of Atlantic telegraph cable, 1857

Mining type cable coupling box made up with a length of 3 core, rubber insulated, filled and sheathed, braided and compounded, 660 volt cable

Mining type cable coupling box made up with a length of 3 core, rubber insulated, polychloroprene sheathed, 660 volt cable

Sectioned piece of the concentric trunk telephone cable, made by Standard Telephone and Cables, laid between London and Oban for T.A.T.1, mounted vertically in a glass tube on a wooden base, 1955

Beolit 707 portable transistor radio with mains cable, instructions and original carton, designed by Jacob Jensen, by Bang and Olufsen, Denmark, 1975

Telephone type 332 CB, green in colour, with cable and connector box, 1937 - 1960

Sample of fibre optic cable, twelve groups of eight fibres coloured for identification, fibres can carry thousands of simultaneous calls, 1990s

Cable sample, STC LTD 1948

Cable, STC LTD TAT 1 deep sea type, 1955

Cable tree with 96 pairs, 1924

Cable tree with 4800 pairs

Four pairs of co-ax cable in a lead sheath

Cable on wooden base, for Glasgow and Oban