Upload
piero-belforte
View
669
Download
0
Tags:
Embed Size (px)
DESCRIPTION
Physical design of the Time Base Unit of the GRUPPI SPECIALI . GRUPPI SPECIALI was the first switching system deployed in the Italian Telecom network in 1972 (Mestre, Venice)
Citation preview
PIERO BELFORTE March 1971
PHYSICAL DESIGN CONSIDERATIONS FOR THE TIME BASE UNIT OF THE FIRST 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.