* SPICE netlist
V1 +V 0 15
V2 -V 0 -15
R1 N006 N005 100K
R2 N003 N001 100K
V3 IN+ 0 SINE(0 1 10)
R3 N005 N003 1K
R4 N002 N001 100K
R5 N004 N006 100K
R6 OUT N002 100K
R7 0 N004 100K
V4 IN- IN+ SINE(0 10m 100)
R8 N007 IN- 10Meg
R9 N007 IN+ 5Meg
R10 N007 N008 10Meg
C1 N008 N007 10p
R11 N007 -V 100K
XU1 IN+ N005 +V -V N006 LT1013 ;pnba In+)In-)V+)V-)OUT
XU2 N004 N002 +V -V OUT LT1013 ;pnba In+)In-)V+)V-)OUT
XU3 IN- N003 +V -V N001 LT1013 ;pnba In+)In-)V+)V-)OUT
XU4 IN+ N008 +V -V N007 LT1013 ;pnba In+)In-)V+)V-)OUT
.tran 300m

* LTspice schematic (.asc)
Version 4
SHEET 1 976 704
WIRE 56 -336 56 -352
WIRE -264 -320 -488 -320
WIRE -152 -320 -264 -320
WIRE 24 -320 -152 -320
WIRE 200 -304 88 -304
WIRE 264 -304 200 -304
WIRE 360 -304 344 -304
WIRE 376 -304 360 -304
WIRE 472 -304 456 -304
WIRE 24 -288 8 -288
WIRE 200 -288 200 -304
WIRE 56 -256 56 -272
WIRE -152 -208 -152 -320
WIRE 8 -192 8 -288
WIRE 200 -192 200 -208
WIRE 200 -192 8 -192
WIRE 200 -176 200 -192
WIRE -488 -160 -488 -320
WIRE 408 -160 408 -176
WIRE 360 -144 360 -304
WIRE 376 -144 360 -144
WIRE 472 -128 472 -304
WIRE 472 -128 440 -128
WIRE 488 -128 472 -128
WIRE 376 -112 360 -112
WIRE 200 -80 200 -96
WIRE 200 -80 8 -80
WIRE 408 -80 408 -96
WIRE 200 -64 200 -80
WIRE 56 0 56 -16
WIRE 8 16 8 -80
WIRE 24 16 8 16
WIRE 200 32 200 16
WIRE 200 32 88 32
WIRE 264 32 200 32
WIRE 360 32 360 -112
WIRE 360 32 344 32
WIRE 376 32 360 32
WIRE 472 32 456 32
WIRE -488 48 -488 -80
WIRE -280 48 -488 48
WIRE -248 48 -280 48
WIRE 8 48 -248 48
WIRE 24 48 8 48
WIRE -488 64 -488 48
WIRE 56 80 56 64
WIRE -248 96 -248 48
WIRE 200 112 200 96
WIRE -488 160 -488 144
WIRE 56 176 56 160
WIRE 8 192 8 48
WIRE 24 192 8 192
WIRE 200 208 200 192
WIRE 200 208 88 208
WIRE -248 224 -248 176
WIRE -152 224 -152 -128
WIRE -152 224 -248 224
WIRE -136 224 -152 224
WIRE -40 224 -56 224
WIRE 24 224 -40 224
WIRE -40 240 -40 224
WIRE -440 256 -440 240
WIRE -344 256 -344 240
WIRE 56 256 56 240
WIRE -152 320 -152 224
WIRE -40 320 -40 304
WIRE -40 320 -152 320
WIRE 200 320 200 208
WIRE 200 320 -40 320
WIRE -440 352 -440 336
WIRE -344 352 -344 336
FLAG -344 352 0
FLAG 56 -16 +V
FLAG -344 240 +V
FLAG 56 80 -V
FLAG -440 352 0
FLAG -440 240 -V
FLAG -488 160 0
FLAG 56 -256 +V
FLAG 56 -352 -V
FLAG 408 -176 +V
FLAG 408 -80 -V
FLAG 472 32 0
FLAG 56 256 +V
FLAG 56 160 -V
FLAG 200 96 -V
FLAG 488 -128 OUT
FLAG -264 -320 IN-
FLAG -280 48 IN+
SYMBOL voltage -344 240 R0
SYMATTR InstName V1
SYMATTR Value 15
SYMBOL voltage -440 240 R0
SYMATTR InstName V2
SYMATTR Value -15
SYMBOL res 184 32 M180
SYMATTR InstName R1
SYMATTR Value 100K
SYMBOL res 184 -192 M180
SYMATTR InstName R2
SYMATTR Value 100K
SYMBOL voltage -488 48 R0
SYMATTR InstName V3
SYMATTR Value SINE(0 1 10)
SYMBOL res 184 -80 M180
SYMATTR InstName R3
SYMATTR Value 1K
SYMBOL res 360 -320 R90
SYMATTR InstName R4
SYMATTR Value 100K
SYMBOL res 360 16 R90
SYMATTR InstName R5
SYMATTR Value 100K
SYMBOL res 472 -320 R90
SYMATTR InstName R6
SYMATTR Value 100K
SYMBOL res 472 16 R90
SYMATTR InstName R7
SYMATTR Value 100K
SYMBOL voltage -488 -176 R0
SYMATTR InstName V4
SYMATTR Value SINE(0 10m 100)
SYMBOL res -168 -112 M180
SYMATTR InstName R8
SYMATTR Value 10Meg
SYMBOL res -264 192 M180
SYMATTR InstName R9
SYMATTR Value 5Meg
SYMBOL res -152 208 M90
SYMATTR InstName R10
SYMATTR Value 10Meg
SYMBOL cap -56 240 R0
SYMATTR InstName C1
SYMATTR Value 10p
SYMBOL res 184 208 M180
SYMATTR InstName R11
SYMATTR Value 100K
SYMBOL opamps\\LT1014D 56 -32 R0
SYMATTR InstName U1
SYMBOL opamps\\LT1014D 408 -192 R0
SYMATTR InstName U2
SYMBOL opamps\\LT1014D 56 -240 M180
SYMATTR InstName U3
SYMBOL opamps\\LT1014D 56 272 M180
SYMATTR InstName U4