Version 4 SHEET 1 880 680 WIRE 144 16 112 16 WIRE 256 16 224 16 WIRE 176 112 176 96 WIRE -112 128 -112 112 WIRE 16 128 -112 128 WIRE 112 128 112 16 WIRE 112 128 96 128 WIRE 144 128 112 128 WIRE -112 144 -112 128 WIRE 256 144 256 16 WIRE 256 144 208 144 WIRE 304 144 256 144 WIRE -320 160 -320 128 WIRE -224 160 -224 128 WIRE 144 160 128 160 WIRE 128 208 128 160 WIRE 176 208 176 176 WIRE -320 256 -320 224 WIRE -224 256 -224 224 WIRE -112 256 -112 224 FLAG -112 256 0 FLAG 128 208 0 FLAG -320 256 0 FLAG -224 256 0 FLAG -320 128 V+ FLAG 176 96 V+ FLAG -224 128 V- FLAG 176 208 V- FLAG -112 112 Vin FLAG 304 144 OUTPUT IOPIN 304 144 Out SYMBOL res 112 112 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R1 SYMATTR Value 100 SYMBOL res 240 0 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R2 SYMATTR Value 200 SYMBOL Misc\\signal -112 128 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V1 SYMATTR Value SINE(0 2 500) SYMBOL Misc\\cell -320 160 R0 WINDOW 0 -60 6 Left 2 WINDOW 3 -48 56 Left 2 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V2 SYMATTR Value 12 SYMBOL Misc\\cell -224 224 R180 WINDOW 0 24 56 Left 2 WINDOW 3 24 8 Left 2 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V3 SYMATTR Value 12 SYMBOL Opamps\\LT1028 176 80 R0 SYMATTR InstName U1 TEXT -120 16 Left 2 ;S⎗XE^V TEXT -128 296 Left 2 !.tran 10m TEXT -128 328 Left 2 !.measure TRAN A MAX V(OUTPUT)