00907 a2200193 4500 Nust 20170207153948.0 79026661 0471029556 : Nust 621.38 Freeman, Roger L. Telecommunication system engineering : analog and digital network design / Roger L. Freeman. New York : Wiley, c1980. xxii, 480 p. : ill. ; 24 cm. Some Basics in Conventional (page-1) Local Networks (Page-43) Conventional Switching Techniques in Telephony (Page-76) Signaling for Telephony Networks (Page-126) Introduction to Transmission for Telephony (Page-156) Long-Distance Networks (Page-188) Design of Long-Distance Links (Page-217) The Transmission of Other Information Over the Telephony Network (Page-284) Almirah No.36 Shelf No.5 Telecommunications engineering. ddc BK 190640 190640 0 0 ddc 0 0 NFIC MCS MCS 2016-12-12 0 621.382 FRE MCS21983 2016-12-08 2016-12-12 BK