00675pamaa2200217 4500 0000043548 20130626090000.0 080422 eng 0131424920 621.382 COU 2007 TK5101 COU 2007 Couch Digital and analog communication systems Leon W. Couch. 7th ed.. Upper Saddle River, New Jersey: Prentice Hall, 2007. xxvii, 751p.; 25cm. Library Includes bibliographical references (p. 710-722) and index Telecommunication systems Digital communications www.prenhall.com