000 00497nam a2200205Ia 4500
008 230524s9999 xx 000 0 und d
040 _cUDSM
050 _aTK7872.F5J64
100 _aJohnson, David E.
245 0 _aRapid practical designs of active filters
260 _aNew York
260 _bJohn &Wiley
260 _c1975
300 _axi,264p.
300 _c23cm.
650 _aElectric filters
700 _aill.
942 _2Library of Congress Classification
942 _cBook
999 _c20337
_d20337