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Page 1: TIME BASE SPECS FOR THE FIRST ITALIAN DIGITAL SWITCH (1971)

PIERO BELFORTE March 5th, 1971

GENERAL SPECIFICATIONS AND STRUCTURE OF THE TIME BASE FOR THE FIRST FULL DIGITAL SWITCHING SYSTEM DEPLOYED IN THE ITALIAN TELECOM NETWORK (GRUPPI SPECIALI).

THIS SWITCHING SYSTEM WAS DEVELOPED BY CSELT in 1971 and INSTALLED IN MESTRE (Venice) in 1972.

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