Version 4 SHEET 1 888 1240 WIRE -560 720 -720 720 WIRE -96 720 -560 720 WIRE -560 752 -560 720 WIRE -96 752 -96 720 WIRE -560 848 -560 832 WIRE -480 848 -560 848 WIRE -368 848 -480 848 WIRE -224 848 -304 848 WIRE -96 848 -96 832 WIRE -96 848 -224 848 WIRE -720 864 -720 720 WIRE -480 896 -480 848 WIRE -224 896 -224 848 WIRE -560 976 -560 848 WIRE -96 976 -96 848 WIRE -480 1024 -480 976 WIRE -480 1024 -496 1024 WIRE -432 1024 -480 1024 WIRE -368 1024 -304 848 WIRE -304 1024 -368 848 WIRE -224 1024 -224 976 WIRE -224 1024 -240 1024 WIRE -160 1024 -224 1024 WIRE -720 1104 -720 944 WIRE -560 1104 -560 1072 WIRE -96 1104 -96 1072 FLAG -96 1104 0 FLAG -560 1104 0 FLAG -720 1104 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 -496 880 R0 SYMATTR InstName R3 SYMATTR Value 101K SYMBOL res -240 880 R0 SYMATTR InstName R4 SYMATTR Value 100K SYMBOL cap -368 1008 R90 WINDOW 0 0 32 VBottom 0 WINDOW 3 32 32 VTop 0 SYMATTR InstName C1 SYMATTR Value .01µ SYMBOL cap -240 1008 R90 WINDOW 0 0 32 VBottom 0 WINDOW 3 32 32 VTop 0 SYMATTR InstName C2 SYMATTR Value .01µ SYMBOL VOLTAGE -720 848 R0 SYMATTR InstName V1 SYMATTR Value 5 SYMBOL NPN -160 976 R0 SYMATTR InstName Q1 SYMATTR Value 2N3904 SYMBOL npn -496 976 M0 SYMATTR InstName Q2 SYMATTR Value 2N3904 TEXT -768 1176 Left 0 !.tran 25m startup TEXT -776 1224 Left 0 ;This example schematic is supplied for informational/educational purposes only.