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YOUR SERVICE COMES FIRST : PHONE COMPANY
Heraldo keypad, decadic and desktop telephone. Telefónica began marketing the Heraldo model in 1963. However, it developed different models throughout its history. It became a popular model that was produced in different colours. It replaced the famous black Bakelite telephone installed until then by the company.
Vehicles used for the transport of the submarine cable
The 3 million telephone devices in service are attended from more than 9,700 centers with a workforce of 32,000 people
Submarine intermediate repeater of the PENCAN coaxial cable line (Peninsula-Canary Islands) between San Fernando in Cádiz and Santa Cruz de Tenerife
With the interest in teleprocessing, tests began with computers that use perforated cardboard sheets, and through modems the digital signal is converted into analog to send the information through telephone lines
Antonio Barrera de Irimo, new president of Compañía Telefónica Nacional de España
THE RADIO LINKS ARE INSTALLED ON THE MADRID-VALENCIA, MADRID-BILBAO, MADRID-LEÓN-LA CORUÑA AND LEÓN-SEVILLE ROUTES, WHICH WILL PROVIDE A CAPACITY OF 6,000 NEW CIRCUITS FOR CONFERENCES
COAXIAL SUBMARINE CABLE REPEATER PENCAN1
MODERN TELEPHONE BOOTHS AT CHAMARTÍN STATION
BREAKDOWNS : BREAKDOWN IN THE PLAZA DE LA REPÚBLICA ARGENTINA
BREAKDOWNS : BREAKDOWN IN SAN BLAS, MADRID
BROADBAND : RADIO LINKS : ANTENNA INSTALLATION LINK MADRID - LA CORUÑA
SUBMARINE CABLE. CADIZ, SAN FERNANDO - TENERIFE LINE
SUBMARINE CABLE
DUCTING : LAYING CABLE
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