00289nam a2200109Ia 4500008004100000041001200041082001100053100002200064245008100086260000600167650000600173221030s9999    xx            000 0 und d  aEnglish  a105.23  aR. J. Schoenebeck 0aElectronic Communications Modulationd and Transmissioncby R. J. Schoenebeck  c0  aB