Version 4 SHEET 1 888 1240 WIRE -720 848 -720 736 WIRE -720 1056 -720 928 WIRE -560 736 -720 736 WIRE -560 752 -560 736 WIRE -560 848 -560 832 WIRE -560 928 -560 848 WIRE -560 1056 -560 1024 WIRE -480 848 -560 848 WIRE -480 864 -480 848 WIRE -480 976 -496 976 WIRE -480 976 -480 944 WIRE -432 976 -480 976 WIRE -368 848 -480 848 WIRE -304 848 -368 976 WIRE -304 976 -368 848 WIRE -224 848 -304 848 WIRE -224 864 -224 848 WIRE -224 976 -240 976 WIRE -224 976 -224 944 WIRE -160 976 -224 976 WIRE -96 736 -560 736 WIRE -96 752 -96 736 WIRE -96 848 -224 848 WIRE -96 848 -96 832 WIRE -96 880 -96 848 WIRE -96 928 -96 880 WIRE -96 1056 -96 1024 WIRE 0 736 -96 736 WIRE 0 752 0 736 WIRE 0 848 0 832 WIRE 0 896 0 848 WIRE 0 992 0 976 WIRE 80 848 0 848 WIRE 80 880 -96 880 WIRE 112 736 0 736 WIRE 112 832 112 736 WIRE 112 912 112 896 WIRE 256 864 144 864 WIRE 256 880 256 864 WIRE 256 976 256 960 FLAG -96 1056 0 FLAG -560 1056 0 FLAG -720 1056 0 FLAG 112 912 0 FLAG 0 992 0 FLAG 256 976 0 SYMBOL RES -576 736 R0 SYMATTR InstName R1 SYMATTR Value 2K SYMBOL res -112 736 R0 SYMATTR InstName R2 SYMATTR Value 2K SYMBOL res -496 848 R0 SYMATTR InstName R3 SYMATTR Value 101K SYMBOL res -240 848 R0 SYMATTR InstName R4 SYMATTR Value 100K SYMBOL cap -368 960 R90 WINDOW 0 0 32 VBottom 0 WINDOW 3 32 32 VTop 0 SYMATTR InstName C1 SYMATTR Value .01µ SYMBOL cap -240 960 R90 WINDOW 0 0 32 VBottom 0 WINDOW 3 32 32 VTop 0 SYMATTR InstName C2 SYMATTR Value .01µ SYMBOL VOLTAGE -720 832 R0 SYMATTR InstName V1 SYMATTR Value 5 SYMBOL NPN -160 928 R0 SYMATTR InstName Q1 SYMATTR Value 2N3904 SYMBOL npn -496 928 M0 SYMATTR InstName Q2 SYMATTR Value 2N3904 SYMBOL Comparators\\LT1716 112 864 R0 SYMATTR InstName U2 SYMBOL res -16 736 R0 SYMATTR InstName R5 SYMATTR Value 100K SYMBOL res -16 880 R0 SYMATTR InstName R6 SYMATTR Value 100K SYMBOL res 240 864 R0 SYMATTR InstName R7 SYMATTR Value 10K TEXT 48 1064 Left 0 !.tran 25m startup