TY - BOOK AU - Schaumann, Rolf. AU - Valkenburg, Mac E. Van. TI - Design of analog filters SN - 9780195699296 U1 - 621.3815324 PY - 2009/// CY - U.K. PB - Oxford KW - Electric filters active design and construction, analog electronic systems-design and construction,linear integrated circuits, operational amplifiers N1 - Includes index; M.R. Books, Guwahati ER -