TY - BOOK AU - Schoenbeck,Robert J. TI - Electronic communications: modulation and transmission SN - 0675213118 U1 - 621.382 20 PY - 1992/// CY - New York, Toronto, New York PB - Merrill, Maxwell Macmillan Canada, Maxwell Macmillan International KW - Telecommunication KW - Modulation (Electronics) N1 - Includes index ER -