Version 4 SHEET 1 880 680 WIRE -224 -128 -320 -128 WIRE -112 -128 -144 -128 WIRE 192 -128 -112 -128 WIRE 352 -128 192 -128 WIRE -320 -112 -320 -128 WIRE -112 -96 -112 -128 WIRE 192 -96 192 -128 WIRE 352 -96 352 -128 WIRE -112 0 -112 -16 WIRE -112 0 -144 0 WIRE 272 112 240 112 WIRE 384 112 352 112 WIRE -80 128 -96 128 WIRE 32 128 0 128 WIRE 112 224 -32 224 WIRE 304 224 112 224 WIRE -144 240 -144 0 WIRE -96 240 -96 128 WIRE -96 240 -144 240 WIRE -64 240 -96 240 WIRE 192 240 192 -16 WIRE 240 240 240 112 WIRE 240 240 192 240 WIRE 272 240 240 240 WIRE 32 256 32 128 WIRE 32 256 0 256 WIRE 64 256 32 256 WIRE 384 256 384 112 WIRE 384 256 336 256 WIRE 400 256 384 256 WIRE -64 272 -96 272 WIRE 272 272 240 272 WIRE 176 288 -32 288 WIRE 304 288 176 288 WIRE -96 304 -96 272 WIRE 240 304 240 272 WIRE 112 384 112 224 WIRE 176 464 176 288 WIRE 176 464 112 464 FLAG 352 -16 0 FLAG -320 -32 0 FLAG -96 304 0 FLAG 240 304 0 FLAG 64 256 out1 IOPIN 64 256 Out FLAG 400 256 out2 SYMBOL voltage -320 -128 R0 WINDOW 123 0 0 Left 0 WINDOW 39 24 132 Left 0 SYMATTR InstName V1 SYMATTR Value 3.3 SYMBOL res -240 -112 R270 WINDOW 0 32 56 VTop 0 WINDOW 3 0 56 VBottom 0 SYMATTR InstName Rvor SYMATTR Value 2e9 SYMBOL res -128 -112 R0 SYMATTR InstName Flexi1 SYMATTR Value 1e5 SYMBOL res 176 -112 R0 SYMATTR InstName Flexi2 SYMATTR Value 1e5 SYMBOL res 336 -112 R0 WINDOW 0 39 39 Left 0 SYMATTR InstName Rteiler SYMATTR Value 1e10 SYMBOL res -96 144 R270 WINDOW 0 32 56 VTop 0 WINDOW 3 0 56 VBottom 0 SYMATTR InstName R1 SYMATTR Value 1e3 SYMBOL res 256 128 R270 WINDOW 0 32 56 VTop 0 WINDOW 3 0 56 VBottom 0 SYMATTR InstName R2 SYMATTR Value 1e3 SYMBOL Opamps\\MCP6001 -32 192 R0 SYMATTR InstName U2 SYMBOL Opamps\\MCP6001 304 192 R0 SYMATTR InstName U1 SYMBOL voltage 112 368 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V2 SYMATTR Value 5 TEXT -352 144 Left 0 !.tran 0 1 0 0.1