Version 4
SHEET 1 880 680
WIRE 0 64 -48 64
WIRE 144 64 80 64
WIRE 224 64 144 64
WIRE 288 64 224 64
WIRE 480 64 288 64
WIRE 288 96 288 64
WIRE 480 96 480 64
WIRE -48 160 -48 64
WIRE 144 176 144 64
WIRE 288 208 288 176
WIRE 400 208 288 208
WIRE 480 208 480 176
WIRE 480 208 400 208
WIRE 544 208 480 208
WIRE 288 240 288 208
WIRE 480 240 480 208
WIRE -48 352 -48 240
WIRE 144 352 144 256
WIRE 144 352 -48 352
WIRE 288 352 288 320
WIRE 288 352 144 352
WIRE 480 352 480 320
WIRE 480 352 288 352
WIRE -48 384 -48 352
FLAG -48 384 0
FLAG 224 64 U2
FLAG 400 208 U1
FLAG -48 64 U0
DATAFLAG 384 64 ""
DATAFLAG 544 208 ""
SYMBOL voltage -48 144 R0
SYMATTR InstName V1
SYMATTR Value 5
SYMBOL Misc\\EuropeanResistor -16 80 R270
WINDOW 0 27 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName R7
SYMATTR Value 1Meg
SYMBOL Misc\\EuropeanResistor 128 160 R0
SYMATTR InstName R9
SYMATTR Value 1Meg
SYMBOL Misc\\EuropeanResistor 272 80 R0
SYMATTR InstName Rs3
SYMATTR Value 15277770.5
SYMBOL Misc\\EuropeanResistor 272 224 R0
SYMATTR InstName Rs1
SYMATTR Value 4634614.78
SYMBOL Misc\\EuropeanResistor 464 80 R0
SYMATTR InstName R11
SYMATTR Value 1Meg
SYMBOL Misc\\EuropeanResistor 464 224 R0
SYMATTR InstName R12
SYMATTR Value 1Meg
TEXT -48 -56 Left 2 !.op