Of historical interest now, but after the break up of AT&T "telecommunications users could no longer turn their problems over the the telephone company. This book "presents the technology in an understandable fashion and shows how its various and intricate parts interrelate." It s a "semi-technical guide". It covers "equal access or "inter-exchange" common carriers, transcontinental digital services, ISDN, digital vs analog transmission, voice/data integration and satellite communications.
"synopsis" may belong to another edition of this title.
Book Description McGraw-Hill Inc.,US, 1987. Hardcover. Book Condition: New. Bookseller Inventory # DADAX0870946617