01167 a2200241 4500 Nust 20221223101231.0 90037906 0471620564 Nust 621.385,BEL Bellamy, John, 727 Digital telephony / John Bellamy. 2nd ed. New York : Wiley, c1991. xix, 572 p. : ill. ; 25 cm. Wiley series in telecommunications 98029 Background and Terminology (Page-1), Why Digital (Page-75), Voice Digitization (Page-93), Digital Transmission and Multiplexing (Page-165), Digital Switching (Page-225), Digital Modulation and Radio Systems (Page-279), Network Synchronization Control and Management (Page-333),Fiber Optic Transmission Systems (Page-381), Data and Integrated Services Digital Networks (Page-431), Traffic Analysis (Page-459). Digital telephone systems. 729 Publisher description http://www.loc.gov/catdir/enhancements/fy0607/90037906-d.html Table of contents only http://www.loc.gov/catdir/enhancements/fy0607/90037906-t.html ddc BK 183677 183677 0 0 ddc 0 0 MCS MCS GEN 2016-12-12 621.385,BEL MCS22640 2016-12-08 2016-12-12 BK Almirah No.39, Shelf No.3