00622nam a2200193Ia 4500008004100000020001800041082001800059100002200077245005200099250000800151260003600159300003100195500001900226600002700245650001500272942000700287952011700294999001700411240925s9999    xx            000 0 und d  a9780070667556  a621.38413 FRE  aFrenzel, Louis E. 0aPrinciples of Electronic Communication Systems   a3rd  aNew York:bMc Graw HIllc,2008.  axviii,1136p.bNAfOriginal  aIncludes Index  aElectronic Engineering  aTechnology  cBK  001040708ELaUITUbUITUd2009-02-04eNAg609.90l0o621.38413 FREpQ7711r2024-09-25 07:14:42w2024-09-25yBK  c10210d10210