Version 4 SHEET 1 880 680 WIRE -176 -128 -176 -144 WIRE -176 -128 -400 -128 WIRE -400 -112 -400 -128 WIRE -112 -64 -272 -64 WIRE 0 -64 -32 -64 WIRE -176 -16 -176 -128 WIRE -512 0 -544 0 WIRE -400 0 -400 -32 WIRE -400 0 -448 0 WIRE -352 0 -400 0 WIRE -272 0 -272 -64 WIRE -208 0 -272 0 WIRE -768 16 -768 -48 WIRE 0 16 0 -64 WIRE 0 16 -144 16 WIRE -400 32 -400 0 WIRE -208 32 -256 32 WIRE -256 64 -256 32 WIRE -624 96 -624 64 WIRE -768 112 -768 96 WIRE -656 112 -768 112 WIRE -768 128 -768 112 WIRE -560 128 -592 128 WIRE -528 128 -560 128 WIRE -400 128 -400 112 WIRE -176 128 -176 48 WIRE -176 128 -400 128 WIRE -656 144 -672 144 WIRE -176 144 -176 128 WIRE -672 192 -672 144 WIRE -560 192 -560 128 WIRE -560 192 -672 192 WIRE -624 208 -624 160 WIRE -768 240 -768 208 WIRE -720 384 -768 384 WIRE -576 384 -624 384 WIRE -768 400 -768 384 WIRE -624 400 -624 384 WIRE -768 544 -768 480 WIRE -624 544 -624 480 WIRE -624 544 -768 544 WIRE -768 560 -768 544 FLAG -720 384 Vcc FLAG -768 560 0 FLAG -528 128 Agnd FLAG -624 64 0 FLAG -624 208 Vcc FLAG -768 240 0 FLAG -576 384 In FLAG -768 -48 Vcc FLAG -176 144 0 FLAG -176 -144 Vcc FLAG -256 64 Agnd FLAG -544 0 In FLAG -560 272 0 SYMBOL voltage -768 384 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V1 SYMATTR Value 5 SYMBOL voltage -624 384 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 0 R0 SYMATTR InstName R1 SYMATTR Value 10k SYMBOL res -784 112 R0 SYMATTR InstName R2 SYMATTR Value 10k SYMBOL Opamps\\opamp2 -624 192 M180 SYMATTR InstName U1 SYMATTR Value MCP6001 SYMBOL Opamps\\opamp2 -176 -48 R0 SYMATTR InstName U2 SYMATTR Value MCP6001 SYMBOL res -256 -16 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R3 SYMATTR Value 1k SYMBOL res -16 -80 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R4 SYMATTR Value 1k SYMBOL res -416 -128 R0 SYMATTR InstName R5 SYMATTR Value 10k SYMBOL res -416 16 R0 SYMATTR InstName R6 SYMATTR Value 10k SYMBOL cap -448 -16 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName C1 SYMATTR Value 100µF SYMBOL res -576 176 R0 SYMATTR InstName R7 SYMATTR Value 1Meg TEXT -144 360 Left 2 !.tran 0 20ms 0 TEXT -392 544 Left 2 !.lib MCP6001.txt TEXT -144 392 Left 2 !.op TEXT -392 512 Left 2 !.options ptrantau = 1u TEXT -392 480 Left 2 !.options cshunt = 1e-16