* SPICE netlist
V1 +V 0 3.3
R1 N001 IN 29.5K
V2 IN 0 1.65 AC 1
C1 N002 N001 10000p
R2 N003 N002 8.6K
C2 N004 N003 10000p
R3 N005 N004 11.8K
C3 N006 N005 10000p
R4 N007 N006 21.5K
C4 OUT N007 10000p
R5 N008 +V 10K
R6 N008 0 10K
R7 OUT N009 11.8K
XU1 NC_01 NC_02 NC_03 NC_04 NC_05 NC_06 NC_07 NC_08 LT1466L ;pnba +INA)-INA)OUTA)V+)V-)+INB)-INB)OUTB
XU2 NC_09 NC_10 NC_11 NC_12 NC_13 N004 N004 NC_14 LT1466L ;pnba +INA)-INA)OUTA)V+)V-)+INB)-INB)OUTB
XU3 NC_15 NC_16 NC_17 NC_18 NC_19 NC_20 NC_21 NC_22 LT1466L ;pnba +INA)-INA)OUTA)V+)V-)+INB)-INB)OUTB
XU4 NC_23 NC_24 NC_25 NC_26 NC_27 OUT OUT NC_28 LT1466L ;pnba +INA)-INA)OUTA)V+)V-)+INB)-INB)OUTB
.ac oct 100 10 10K
.options gminsteps=0 srcsteps=0

* LTspice schematic (.asc)
Version 4
SHEET 1 1344 448
WIRE -416 -208 -448 -208
WIRE -304 -208 -352 -208
WIRE -112 -192 -144 -192
WIRE 48 -192 -48 -192
WIRE 208 -176 176 -176
WIRE 304 -176 272 -176
WIRE 496 -160 464 -160
WIRE 656 -160 560 -160
WIRE -384 -96 -384 -112
WIRE -560 -80 -672 -80
WIRE -448 -80 -448 -208
WIRE -448 -80 -480 -80
WIRE -416 -80 -448 -80
WIRE -80 -80 -80 -96
WIRE -672 -64 -672 -80
WIRE -304 -64 -304 -208
WIRE -304 -64 -352 -64
WIRE -256 -64 -304 -64
WIRE -144 -64 -144 -192
WIRE -144 -64 -176 -64
WIRE -112 -64 -144 -64
WIRE 240 -64 240 -80
WIRE -416 -48 -448 -48
WIRE 48 -48 48 -192
WIRE 48 -48 -48 -48
WIRE 80 -48 48 -48
WIRE 176 -48 176 -176
WIRE 176 -48 160 -48
WIRE 208 -48 176 -48
WIRE 528 -48 528 -64
WIRE -112 -32 -144 -32
WIRE 304 -32 304 -176
WIRE 304 -32 272 -32
WIRE 352 -32 304 -32
WIRE 464 -32 464 -160
WIRE 464 -32 432 -32
WIRE 496 -32 464 -32
WIRE -384 -16 -384 -32
WIRE 208 -16 192 -16
WIRE 656 -16 656 -160
WIRE 656 -16 560 -16
WIRE 672 -16 656 -16
WIRE -80 0 -80 -16
WIRE 496 0 464 0
WIRE 240 16 240 0
WIRE -672 32 -672 16
WIRE 528 32 528 16
WIRE -448 48 -448 -48
WIRE 48 48 48 -48
WIRE 48 48 -448 48
WIRE 192 64 192 -16
WIRE 320 64 192 64
WIRE 656 64 656 -16
WIRE 656 64 400 64
WIRE -304 112 -416 112
WIRE -144 112 -144 -32
WIRE -144 112 -224 112
WIRE 464 112 464 0
WIRE 464 112 -144 112
WIRE -416 128 -416 112
WIRE -144 128 -144 112
WIRE -416 224 -416 208
WIRE -144 224 -144 208
FLAG -416 224 0
FLAG -384 -112 +V
FLAG -416 112 +V
FLAG 672 -16 OUT
FLAG -672 -80 IN
FLAG -672 32 0
FLAG -80 -96 +V
FLAG 240 -80 +V
FLAG 528 -64 +V
FLAG -384 -16 0
FLAG -80 0 0
FLAG 240 16 0
FLAG 528 32 0
FLAG -144 224 0
SYMBOL voltage -416 112 R0
SYMATTR InstName V1
SYMATTR Value 3.3
SYMBOL res -464 -96 R90
SYMATTR InstName R1
SYMATTR Value 29.5K
SYMBOL voltage -672 -80 R0
SYMATTR Value2 AC 1
SYMATTR Value 1.65
SYMATTR InstName V2
SYMBOL cap -352 -224 R90
SYMATTR InstName C1
SYMATTR Value 10000p
SYMBOL res -160 -80 R90
SYMATTR InstName R2
SYMATTR Value 8.6K
SYMBOL cap -48 -208 R90
SYMATTR InstName C2
SYMATTR Value 10000p
SYMBOL res 176 -64 R90
SYMATTR InstName R3
SYMATTR Value 11.8K
SYMBOL cap 272 -192 R90
SYMATTR InstName C3
SYMATTR Value 10000p
SYMBOL res 448 -48 R90
SYMATTR InstName R4
SYMATTR Value 21.5K
SYMBOL cap 560 -176 R90
SYMATTR InstName C4
SYMATTR Value 10000p
SYMBOL res -208 96 R90
SYMATTR InstName R5
SYMATTR Value 10K
SYMBOL res -160 112 R0
SYMATTR InstName R6
SYMATTR Value 10K
SYMBOL res 416 48 R90
SYMATTR InstName R7
SYMATTR Value 11.8K
SYMBOL opamps\\LT1466L -384 -128 R0
SYMATTR InstName U1
SYMBOL opamps\\LT1466L -80 -112 R0
SYMATTR InstName U2
SYMBOL opamps\\LT1466L 240 -96 R0
SYMATTR InstName U3
SYMBOL opamps\\LT1466L 528 -80 R0
SYMATTR InstName U4