000 00486 a2200157 4500
003 OSt
008 090319t xxu||||| |||| 00| 0 eng d
082 _a621.3.815
_bCHE
100 _aChen, Wai-Kai4627
245 _aPassive and active filters
_bTheory and implementations
300 _axv, 504p.
653 _aElectric filters-active
_aElectric filters-passive
_aAnalog electronic systems
_a621.3.815
942 _2ddc
_cBK
260 _aNew York
_bJohn Wiley
_c1986
020 _a047182352x
999 _c351278
_d351278