Version 4
SHEET 1 2280 680
WIRE 48 -96 -432 -96
WIRE 688 -96 48 -96
WIRE 1408 -96 688 -96
WIRE 1760 -96 1408 -96
WIRE 176 -64 -48 -64
WIRE 544 -64 400 -64
WIRE 896 -64 544 -64
WIRE 1264 -64 1104 -64
WIRE 1584 -64 1264 -64
WIRE -48 -16 -48 -64
WIRE 400 -16 400 -64
WIRE 1104 -16 1104 -64
WIRE -432 32 -432 -96
WIRE 1408 64 1408 -96
WIRE 688 80 688 -96
WIRE 1264 80 1264 -64
WIRE 1376 80 1264 80
WIRE 1760 80 1760 -96
WIRE 48 96 48 -96
WIRE 544 96 544 -64
WIRE 656 96 544 96
WIRE 1584 96 1584 -64
WIRE 1584 96 1440 96
WIRE 1728 96 1696 96
WIRE -192 112 -272 112
WIRE -48 112 -48 64
WIRE -48 112 -128 112
WIRE 16 112 -48 112
WIRE 896 112 896 -64
WIRE 896 112 720 112
WIRE 976 112 896 112
WIRE 1104 112 1104 48
WIRE 1104 112 1056 112
WIRE 1152 112 1104 112
WIRE 1296 112 1232 112
WIRE 1376 112 1296 112
WIRE 1888 112 1792 112
WIRE 1968 112 1888 112
WIRE 2096 112 2032 112
WIRE 2176 112 2096 112
WIRE 176 128 176 -64
WIRE 176 128 80 128
WIRE 272 128 176 128
WIRE 400 128 400 48
WIRE 400 128 352 128
WIRE 432 128 400 128
WIRE 576 128 512 128
WIRE 656 128 576 128
WIRE 1584 128 1584 96
WIRE 1728 128 1584 128
WIRE -432 144 -432 112
WIRE -384 144 -432 144
WIRE 16 144 -80 144
WIRE 2096 144 2096 112
WIRE -432 176 -432 144
WIRE 576 176 576 128
WIRE 1296 176 1296 112
WIRE 1696 208 1696 96
WIRE 1888 208 1888 112
WIRE 1888 208 1696 208
WIRE -272 224 -272 112
WIRE -208 224 -272 224
WIRE -80 224 -80 144
WIRE -80 224 -128 224
WIRE -48 224 -80 224
WIRE 176 224 176 128
WIRE 176 224 32 224
WIRE -272 256 -272 224
WIRE 576 256 576 240
WIRE 1296 256 1296 240
WIRE 2096 256 2096 224
WIRE -432 288 -432 256
WIRE 48 288 48 160
WIRE 48 288 -432 288
WIRE 688 288 688 144
WIRE 688 288 48 288
WIRE 1408 288 1408 128
WIRE 1408 288 688 288
WIRE 1760 288 1760 144
WIRE 1760 288 1408 288
FLAG 2176 112 SIN
IOPIN 2176 112 Out
FLAG -272 256 0
FLAG 576 256 0
FLAG 1296 256 0
FLAG 2096 256 0
FLAG -384 144 0
SYMBOL Misc\\EuropeanResistor -64 -32 R0
SYMATTR InstName R1
SYMATTR Value 1210K
SYMBOL Misc\\EuropeanResistor 48 208 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 200K
SYMBOL Misc\\EuropeanResistor -112 208 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 100K
SYMBOL cap -128 96 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C1
SYMATTR Value 0.01µF
SYMBOL Misc\\EuropeanResistor 368 112 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R4
SYMATTR Value 187K
SYMBOL Misc\\EuropeanResistor 528 112 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R5
SYMATTR Value 187K
SYMBOL cap 384 -16 R0
SYMATTR InstName C2
SYMATTR Value 0.02µF
SYMBOL cap 560 176 R0
SYMATTR InstName C3
SYMATTR Value 0.01µF
SYMBOL Misc\\EuropeanResistor 1072 96 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R6
SYMATTR Value 100K
SYMBOL Misc\\EuropeanResistor 1248 96 R90
WINDOW 0 5 56 VBottom 2
WINDOW 3 27 56 VTop 2
SYMATTR InstName R7
SYMATTR Value 100K
SYMBOL cap 1088 -16 R0
SYMATTR InstName C6
SYMATTR Value 0.02µF
SYMBOL cap 1280 176 R0
SYMATTR InstName C7
SYMATTR Value 0.02µF
SYMBOL cap 2032 96 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C8
SYMATTR Value 0.01µF
SYMBOL Misc\\EuropeanResistor 2080 128 R0
SYMATTR InstName R8
SYMATTR Value 500K
SYMBOL voltage -432 16 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL voltage -432 160 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V2
SYMATTR Value 5
SYMBOL Opamps\\opamp2 1760 48 R0
SYMATTR InstName U1
SYMATTR Value TL084
SYMBOL Opamps\\opamp2 1408 32 R0
SYMATTR InstName U2
SYMATTR Value TL084
SYMBOL Opamps\\opamp2 688 48 R0
SYMATTR InstName U3
SYMATTR Value TL084
SYMBOL Opamps\\opamp2 48 64 R0
SYMATTR InstName U4
SYMATTR Value TL084
TEXT 232 320 Left 2 !.tran 0 50m 0 uic
TEXT 224 352 Left 2 !.inc TL084.mod