Version 4
SHEET 1 1480 680
WIRE 304 -48 96 -48
WIRE 496 -32 368 -32
WIRE 304 -16 192 -16
WIRE -208 0 -208 -32
WIRE 96 0 96 -48
WIRE 928 80 736 80
WIRE 1072 80 1008 80
WIRE -208 112 -208 80
WIRE -128 112 -208 112
WIRE -208 144 -208 112
WIRE 192 144 192 -16
WIRE 336 144 192 144
WIRE 496 144 496 -32
WIRE 496 144 416 144
WIRE 560 144 496 144
WIRE 736 144 736 80
WIRE 736 144 640 144
WIRE 192 176 192 144
WIRE 736 208 736 144
WIRE 912 208 736 208
WIRE 1072 224 1072 80
WIRE 1072 224 976 224
WIRE 1136 224 1072 224
WIRE 1184 224 1136 224
WIRE 912 240 736 240
WIRE -208 256 -208 224
WIRE 192 304 192 256
WIRE 352 304 192 304
WIRE 496 304 432 304
WIRE 560 304 496 304
WIRE 736 304 736 240
WIRE 736 304 640 304
WIRE 736 336 736 304
WIRE -32 384 -80 384
WIRE 96 384 96 80
WIRE 96 384 48 384
WIRE 192 432 192 304
WIRE 304 432 192 432
WIRE 736 432 736 416
WIRE 496 448 496 304
WIRE 496 448 368 448
WIRE 96 464 96 384
WIRE 144 464 96 464
WIRE 304 464 144 464
WIRE 736 528 736 512
FLAG 336 0 P15
FLAG 336 -64 M15
FLAG 336 416 P15
FLAG 336 480 M15
FLAG -128 112 0
FLAG -208 -32 P15
FLAG -208 256 M15
FLAG 944 192 P15
FLAG 944 256 M15
FLAG 736 528 0
FLAG 1136 224 Out
FLAG -80 384 0
FLAG 96 -48 V-
FLAG 144 464 V+
SYMBOL OpAmps\\OP07 336 32 M180
SYMATTR InstName U1
SYMBOL OpAmps\\OP07 336 384 R0
SYMATTR InstName U2
SYMBOL voltage -208 -16 R0
SYMATTR InstName V1
SYMATTR Value 15
SYMBOL voltage -208 128 R0
SYMATTR InstName V2
SYMATTR Value 15
SYMBOL res 432 128 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2
SYMATTR Value {MC(R,tol)}
SYMBOL voltage 96 96 R180
WINDOW 3 -90 191 Left 2
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR Value SINE(0 100m 1k 0)
SYMATTR InstName V3
SYMBOL res 448 288 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3
SYMATTR Value {MC(R,tol)}
SYMBOL res 656 128 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R4
SYMATTR Value {MC(R2,tol)}
SYMBOL res 656 288 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R5
SYMATTR Value {MC(R2,tol)}
SYMBOL OpAmps\\OP07 944 160 R0
SYMATTR InstName U3
SYMBOL res 1024 64 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R6
SYMATTR Value {MC(R3,tol)}
SYMBOL res 752 432 R180
WINDOW 0 36 76 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName R7
SYMATTR Value {MC(R3,tol)}
SYMBOL res 176 160 R0
SYMATTR InstName R1
SYMATTR Value {MC(Rg,tol)}
SYMBOL voltage 64 384 R90
WINDOW 0 -32 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName V4
SYMATTR Value 5
SYMBOL voltage 736 416 R0
SYMATTR InstName V5
SYMATTR Value 0
TEXT -248 496 Left 2 !.param R=1k R2=1k R3=1k Rg=222.22 tol=0.05
TEXT -248 544 Left 2 !.tran 0 2m 1m uic
TEXT -248 520 Left 2 !.step param x 1 100 1 ; dummy parameter
TEXT 816 384 Left 2 ;The Monte Carlo Funktion gives a\nrandom value between\nR-R*tol and R+R*tol\nNote: tol is an absolute value, so\nfor a tolerance of 5%, set tol=0.05
TEXT 520 -104 Left 2 !.measure tran maximum max V(Out)\n.measure tran minimum min V(Out)\n.measure tran  Voffs FIND  V(Out) AT=0\n.measure tran Vmax FIND V(Out) AT=250u\n.measure tran GerrPercent param (1/(Vmax-Voffs)-1)*100
TEXT -88 272 Left 2 ;Common mode\nVoltage