Version 4 SHEET 1 888 1240 WIRE -560 752 -720 752 WIRE -96 752 -560 752 WIRE -560 768 -560 752 WIRE -96 768 -96 752 WIRE -720 864 -720 752 WIRE -560 864 -560 848 WIRE -480 864 -560 864 WIRE -368 864 -480 864 WIRE -224 864 -304 864 WIRE -96 864 -96 848 WIRE -96 864 -224 864 WIRE -480 896 -480 864 WIRE -224 896 -224 864 WIRE -560 976 -560 864 WIRE -96 976 -96 864 WIRE -480 1024 -480 976 WIRE -480 1024 -496 1024 WIRE -432 1024 -480 1024 WIRE -368 1024 -304 864 WIRE -304 1024 -368 864 WIRE -224 1024 -224 976 WIRE -224 1024 -240 1024 WIRE -160 1024 -224 1024 WIRE -720 1088 -720 944 WIRE -560 1088 -560 1072 WIRE -96 1088 -96 1072 FLAG -96 1088 0 FLAG -560 1088 0 FLAG -720 1088 0 SYMBOL RES -576 752 R0 SYMATTR InstName R1 SYMATTR Value 2K SYMBOL res -112 752 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 -744 1136 Left 0 !.tran 50m startup TEXT -784 1184 Left 0 ;This example schematic is supplied for informational/educational purposes only.