000 00471nam a2200193Ia 4500
008 221105s9999 xx 000 0 und d
020 _a0077071662
041 _aENGLISH
082 _a621.38153 N
082 _bJOS
100 _aJOSEPH HELSZAJIN
245 0 _aSYNTHESIS OF LUMPED ELEMENT DISTRIBUTED AND PLANAR FILTERS
260 _bMCGRAW HILL BOOK COMPANY
260 _c1990
300 _a380
650 _aELECTRONICS
650 _bFILTERS
942 _cBK
999 _c1998
_d1998