* SPICE netlist
V1 +V 0 5
R1 N006 N005 1Meg
R2 N005 N003 200K
V3 IN- IN+ SINE(0 1m 10)
R3 N002 N001 1Meg
R4 N004 N006 1Meg
R5 OUT N002 9.1Meg
R6 0 N004 9.1Meg
R7 N003 N001 1Meg
V2 IN+ 0 SINE(0 1 1)
R8 IN- N007 20Meg
R9 IN+ N007 10Meg
R10 N008 N007 20Meg
V4 -V 0 -5
XU1 IN+ N005 +V -V N006 LT1078 ;pnba In+)In-)V+)V-)OUT
XU2 N004 N002 +V -V OUT LT1078 ;pnba In+)In-)V+)V-)OUT
XU3 IN- N003 +V -V N001 LT1078 ;pnba In+)In-)V+)V-)OUT
XU4 IN+ N008 +V -V N007 LT1078 ;pnba In+)In-)V+)V-)OUT
.tran 1

* LTspice schematic (.asc)
Version 4
SHEET 1 1152 672
WIRE 144 -320 144 -336
WIRE -224 -304 -352 -304
WIRE 0 -304 -224 -304
WIRE 112 -304 0 -304
WIRE 272 -288 176 -288
WIRE 320 -288 272 -288
WIRE 416 -288 400 -288
WIRE 432 -288 416 -288
WIRE 528 -288 512 -288
WIRE 112 -272 80 -272
WIRE 272 -256 272 -288
WIRE 144 -240 144 -256
WIRE -352 -160 -352 -304
WIRE 0 -160 0 -304
WIRE 80 -160 80 -272
WIRE 272 -160 272 -176
WIRE 272 -160 80 -160
WIRE 272 -144 272 -160
WIRE 464 -144 464 -160
WIRE 416 -128 416 -288
WIRE 432 -128 416 -128
WIRE 528 -112 528 -288
WIRE 528 -112 496 -112
WIRE 576 -112 528 -112
WIRE 432 -96 416 -96
WIRE 464 -64 464 -80
WIRE -576 -48 -576 -64
WIRE -464 -48 -464 -64
WIRE 272 -48 272 -64
WIRE 272 -48 80 -48
WIRE 272 -32 272 -48
WIRE -576 48 -576 32
WIRE -464 48 -464 32
WIRE 144 48 144 32
WIRE 80 64 80 -48
WIRE 112 64 80 64
WIRE 272 80 272 48
WIRE 272 80 176 80
WIRE 320 80 272 80
WIRE 416 80 416 -96
WIRE 416 80 400 80
WIRE 432 80 416 80
WIRE 528 80 512 80
WIRE -352 96 -352 -80
WIRE -240 96 -352 96
WIRE -112 96 -240 96
WIRE 80 96 -112 96
WIRE 112 96 80 96
WIRE -352 112 -352 96
WIRE -112 128 -112 96
WIRE 144 128 144 112
WIRE -352 208 -352 192
WIRE 144 208 144 192
WIRE 80 224 80 96
WIRE 112 224 80 224
WIRE 272 240 176 240
WIRE -112 256 -112 208
WIRE 0 256 0 -80
WIRE 0 256 -112 256
WIRE 16 256 0 256
WIRE 112 256 96 256
WIRE 144 288 144 272
WIRE 0 336 0 256
WIRE 272 336 272 240
WIRE 272 336 0 336
FLAG -464 48 0
FLAG 144 32 +V
FLAG -464 -64 +V
FLAG -352 208 0
FLAG 144 -240 +V
FLAG 464 -160 +V
FLAG 528 80 0
FLAG 144 288 +V
FLAG 576 -112 OUT
FLAG -224 -304 IN-
FLAG -240 96 IN+
FLAG -576 48 0
FLAG -576 -64 -V
FLAG 144 -336 -V
FLAG 464 -64 -V
FLAG 144 128 -V
FLAG 144 192 -V
SYMBOL voltage -464 -64 R0
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL res 256 64 M180
SYMATTR InstName R1
SYMATTR Value 1Meg
SYMBOL res 256 -48 M180
SYMATTR InstName R2
SYMATTR Value 200K
SYMBOL voltage -352 -176 R0
SYMATTR InstName V3
SYMATTR Value SINE(0 1m 10)
SYMBOL res 416 -304 R90
SYMATTR InstName R3
SYMATTR Value 1Meg
SYMBOL res 416 64 R90
SYMATTR InstName R4
SYMATTR Value 1Meg
SYMBOL res 528 -304 R90
SYMATTR InstName R5
SYMATTR Value 9.1Meg
SYMBOL res 528 64 R90
SYMATTR InstName R6
SYMATTR Value 9.1Meg
SYMBOL res 256 -160 M180
SYMATTR InstName R7
SYMATTR Value 1Meg
SYMBOL voltage -352 96 R0
SYMATTR InstName V2
SYMATTR Value SINE(0 1 1)
SYMBOL res -16 -176 R0
SYMATTR InstName R8
SYMATTR Value 20Meg
SYMBOL res -128 112 R0
SYMATTR InstName R9
SYMATTR Value 10Meg
SYMBOL res 112 240 R90
SYMATTR InstName R10
SYMATTR Value 20Meg
SYMBOL voltage -576 -64 R0
SYMATTR InstName V4
SYMATTR Value -5
SYMBOL opamps\\LT1079A 144 16 R0
SYMATTR InstName U1
SYMBOL opamps\\LT1079A 464 -176 R0
SYMATTR InstName U2
SYMBOL opamps\\LT1079A 144 -224 M180
SYMATTR InstName U3
SYMBOL opamps\\LT1079A 144 304 M180
SYMATTR InstName U4