00845nam0-22003011i-450-99000048247040332120071217154019.00-7273-1603-6000048247FED01000048247(Aleph)000048247FED0100004824720020821d1976----km-y0itay50------baenga-------001yyPrinciples of digital data transmissionA. P. ClarkLondonPentech Pressc1976246 p.ill.23 cmSistemi di trasmissione dei dati621.382Clark,A. P.491635ITUNINARICAUNIMARCBK99000048247040332110 E II 2899936DINELDINELPrinciples of digital data transmission332256UNINA