00513nam 2200956 4500001000400000003002300004005000900027008004100036082001200077072004100089020001800130100001800148260002900166245003200195650004100227650004100268650002400309956StarLibrary Marc Built20180430201711 ||||| |||||||||||amh  a621.382 abaseband pulse and digital signaling a0-13-185778-9 aLeon W. Couch bPRENTICE.HALL PTR c1995 aModem Communication systems abaseband pulse and digital signaling alinear systems and digital signaling asignals and spectra