3rd Order Elliptic LP Filter - FDNR version - schematic and .ckt input file

.CKT
* - file el032530.ckt
* - normalized FDNR(A) filter from CCIFIL
* - source
V es 1 Gnd 1.0
* - source capacitance
C cs 1 2  1.000000E+0000
* - odd numbered resistors
R r01 2 3  1.203000E+0000
R r03 3 4  1.203000E+0000
* - even numbered resistors and fdnrs
R r02 3 5  2.016000E-0001
* - FDNR stage 02
OA a102 5 7 8 [ oan ]
OA a202 9 7 6 [ oan ]
R r102 6 7 1.0
R r202 7 8  1.039069E+0000
R r302 8 9 1.0
C c102 5 6 1.0
C c202 9 Gnd 1.0
* - load capacitor
C cl 4 Gnd  1.000000E+0000
* - output 2X buffer
OA aout 4 11 12 [ oan ]
R ro1 11 12 1.0
R ro2 11 Gnd 1.0
* - output monitor
VM eout 12 Gnd
.END