Version 4
SHEET 1 880 680
WIRE 0 -96 0 -112
WIRE 0 -96 -224 -96
WIRE -768 -80 -768 -144
WIRE -224 -80 -224 -96
WIRE 64 -32 -96 -32
WIRE 176 -32 144 -32
WIRE -624 0 -624 -32
WIRE -768 16 -768 0
WIRE -656 16 -768 16
WIRE 0 16 0 -96
WIRE -768 32 -768 16
WIRE -560 32 -592 32
WIRE -528 32 -560 32
WIRE -336 32 -368 32
WIRE -224 32 -224 0
WIRE -224 32 -272 32
WIRE -176 32 -224 32
WIRE -96 32 -96 -32
WIRE -32 32 -96 32
WIRE -656 48 -672 48
WIRE 144 48 32 48
WIRE 176 48 176 -32
WIRE 176 48 144 48
WIRE -224 64 -224 32
WIRE -32 64 -80 64
WIRE -672 96 -672 48
WIRE -560 96 -560 32
WIRE -560 96 -672 96
WIRE -80 96 -80 64
WIRE -624 112 -624 64
WIRE -768 144 -768 112
WIRE -224 160 -224 144
WIRE 0 160 0 80
WIRE 0 160 -224 160
WIRE 0 176 0 160
WIRE -160 288 -208 288
WIRE -16 288 -64 288
WIRE -208 320 -208 288
WIRE -64 320 -64 288
WIRE -208 432 -208 400
WIRE -64 432 -64 400
WIRE -64 432 -208 432
WIRE -208 448 -208 432
FLAG -160 288 Vcc
FLAG -208 448 0
FLAG -528 32 Agnd
FLAG -624 -32 0
FLAG -624 112 Vcc
FLAG -768 144 0
FLAG -16 288 In
FLAG -768 -144 Vcc
FLAG 0 176 0
FLAG 0 -112 Vcc
FLAG -80 96 Agnd
FLAG -368 32 In
FLAG -560 176 0
FLAG 144 48 out
SYMBOL voltage -208 304 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL voltage -64 304 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V2
SYMATTR Value SINE(0 200mV 1k)
SYMBOL res -784 -96 R0
SYMATTR InstName R1
SYMATTR Value 10k
SYMBOL res -784 16 R0
SYMATTR InstName R2
SYMATTR Value 10k
SYMBOL Opamps\\opamp2 -624 96 M180
SYMATTR InstName U1
SYMATTR Value MCP6001
SYMBOL Opamps\\opamp2 0 -16 R0
SYMATTR InstName U2
SYMATTR Value MCP6001
SYMBOL res -80 16 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 1k
SYMBOL res 160 -48 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R4
SYMATTR Value 1k
SYMBOL res -240 -96 R0
SYMATTR InstName R5
SYMATTR Value 10k
SYMBOL res -240 48 R0
SYMATTR InstName R6
SYMATTR Value 10k
SYMBOL cap -272 16 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C1
SYMATTR Value 100µF
SYMBOL res -576 80 R0
SYMATTR InstName R7
SYMATTR Value 1Meg
TEXT -776 256 Left 2 !.tran 0 20ms 10u
TEXT -776 400 Left 2 !.lib MCP6001.txt
TEXT -776 288 Left 2 !.op
TEXT -776 368 Left 2 !.options ptrantau = 1u
TEXT -776 336 Left 2 !.options cshunt = 1e-16