01133cam0-22003851i-450-99000000449040332120161025130250.00-07-009957-X000000449FED01000000449(Aleph)000000449FED0100000044920020821d1975----km-y0itay50------baenga-------001yyCommunication systemsan introduction to signals and noise in electrical communicationA. Bruce Carlson2. ed.New York [etc.]McGraw-Hill1975XV, 495 p.ill.21 cmElectrical and electronicTelecomunicazioni621.380 43Carlson,Bruce A.331025ITUNINARICAUNIMARCBK99000000449040332113 B 61 3131653FINBC13 P 14 2129373FINBC13 P 14 2031652FINBC10 E II 31210361DINEL13 18 2733698FINBCFINBCDINELCommunication systems107502UNINA