Version 4 SHEET 1 880 680 WIRE 240 -64 128 -64 WIRE 400 -64 304 -64 WIRE 224 32 -272 32 WIRE -272 80 -272 32 WIRE 224 112 224 32 WIRE -16 128 -128 128 WIRE 128 128 128 -64 WIRE 128 128 64 128 WIRE 192 128 128 128 WIRE 400 144 400 -64 WIRE 400 144 256 144 WIRE 448 144 400 144 WIRE 192 160 128 160 WIRE -128 176 -128 128 WIRE 224 224 224 176 WIRE -272 336 -272 160 WIRE -128 336 -128 256 WIRE -128 336 -272 336 WIRE 128 336 128 160 WIRE 128 336 -128 336 WIRE 224 336 224 304 WIRE 224 336 128 336 WIRE -272 368 -272 336 FLAG -272 368 0 FLAG 448 144 VOUT IOPIN 448 144 Out SYMBOL Opamps\\LT1013 224 80 R0 SYMATTR InstName U1 SYMBOL cap 240 -48 R270 WINDOW 0 32 32 VTop 2 WINDOW 3 0 32 VBottom 2 SYMATTR InstName C1 SYMATTR Value 0.1µ SYMBOL voltage -128 160 R0 WINDOW 3 -115 117 Left 2 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR Value PULSE(-2.5 2.5 1m 10n 10n 1m 2m) SYMATTR InstName V1 SYMBOL voltage -272 64 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V2 SYMATTR Value 10 SYMBOL res 80 112 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R1 SYMATTR Value 10k SYMBOL voltage 224 208 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V3 SYMATTR Value -10 TEXT -320 432 Left 2 !.tran 30m startup