00374nam a2200145Ia 4500008004100000082001800041100001700059245004000076250000800116260002500124300001300149500002600162650001600188700002400204230524s9999    xx            000 0 und d  a621.3893bHER  aHerbert Taub 0aPrinciples of Communication Systems  a2ND  aNEW DELHIbTMHc1999  aXVII;759  aQuantity Number:  189  aElectronics  a Donald L.Schilling