Version 4 SHEET 1 880 680 WIRE -2272 -3696 -2272 -3744 WIRE -3104 -3584 -3104 -3600 WIRE -2592 -3568 -2736 -3568 WIRE -2688 -3552 -2688 -3600 WIRE -2592 -3552 -2592 -3568 WIRE -2496 -3552 -2592 -3552 WIRE -2448 -3552 -2496 -3552 WIRE -2736 -3536 -2736 -3568 WIRE -2720 -3536 -2736 -3536 WIRE -2272 -3536 -2384 -3536 WIRE -2272 -3536 -2272 -3616 WIRE -2160 -3536 -2272 -3536 WIRE -2592 -3520 -2592 -3552 WIRE -2592 -3520 -2656 -3520 WIRE -2496 -3520 -2560 -3520 WIRE -2448 -3520 -2496 -3520 WIRE -2736 -3504 -2880 -3504 WIRE -2720 -3504 -2736 -3504 WIRE -2560 -3488 -2560 -3520 WIRE -2736 -3472 -2736 -3504 WIRE -3104 -3456 -3104 -3504 WIRE -2736 -3392 -2736 -3408 FLAG -3104 -3456 0 FLAG -2736 -3392 0 FLAG -2560 -3408 0 FLAG -3104 -3600 14 FLAG -2416 -3568 14 FLAG -2416 -3504 0 FLAG -2688 -3600 14 FLAG -2688 -3488 0 FLAG -2880 -3424 0 FLAG -2160 -3536 out FLAG -2496 -3520 -in- FLAG -2496 -3552 +in+ FLAG -2272 -3744 14 SYMBOL Misc\\battery -3104 -3600 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V1 SYMATTR Value 14 SYMBOL cap -2752 -3472 R0 SYMATTR InstName C2 SYMATTR Value .01µ SYMBOL Misc\\battery -2560 -3504 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V3 SYMATTR Value PWL(0 3 .1 7) SYMBOL res -2288 -3712 R0 SYMATTR InstName R2 SYMATTR Value 1K SYMBOL 1JPS\ ITEMS\\LM324 -2688 -3584 R0 SYMATTR InstName U1 SYMBOL Misc\\battery -2880 -3520 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 WINDOW 3 -261 134 Left 2 SYMATTR InstName V4 SYMATTR Value PULSE(3 7 0 .00001 .00001 0 .00002) SYMBOL Comparators\\LT1017 -2416 -3536 R0 SYMATTR InstName U2 TEXT -3000 -3608 Left 2 !.tran .1 startup uic