TY - BOOK AU - Bowron, P AU - TI - Active filters for communications and instrumentation U1 - 621.372.542 PY - 1979/// CY - London PB - McGraw-Hill KW - Electronic filters KW - Filters KW - Filter design KW - Instrumentation: Transducers and interfacing KW - Instrumentation KW - Telecommunication KW - Broadcasting KW - Computer network ER -