Version 4 SHEET 1 880 680 WIRE 192 0 96 0 WIRE 320 0 192 0 WIRE 96 16 96 0 WIRE 320 16 320 0 WIRE 192 80 192 0 WIRE 96 112 96 96 WIRE 320 112 320 96 WIRE 416 112 320 112 WIRE 320 128 320 112 WIRE 0 176 -16 176 WIRE 16 176 0 176 WIRE 96 176 80 176 WIRE 112 176 96 176 WIRE 192 176 192 160 WIRE 192 176 176 176 WIRE 256 176 192 176 WIRE 0 192 0 176 WIRE 96 192 96 176 WIRE 320 240 320 224 WIRE 0 288 0 272 WIRE 96 288 96 272 WIRE -80 320 -80 176 WIRE 416 320 416 112 WIRE 416 320 -80 320 FLAG 0 288 0 FLAG 96 288 0 FLAG 320 240 0 FLAG 96 112 0 SYMBOL res -16 176 R0 WINDOW 0 -42 77 Left 0 SYMATTR InstName R1 SYMATTR Value 9.2k SYMBOL res 80 176 R0 WINDOW 0 29 50 Left 0 SYMATTR InstName R2 SYMATTR Value 9.2k SYMBOL res 176 64 R0 SYMATTR InstName R3 SYMATTR Value 920k SYMBOL res 304 0 R0 SYMATTR InstName R4 SYMATTR Value 4.7k SYMBOL npn 256 128 R0 SYMATTR InstName Q1 SYMATTR Value 2N5769 SYMBOL cap 80 160 R90 WINDOW 0 0 32 VBottom 0 WINDOW 3 32 32 VTop 0 SYMATTR InstName C1 SYMATTR Value .02µ SYMBOL cap 176 160 R90 WINDOW 0 0 32 VBottom 0 WINDOW 3 32 32 VTop 0 SYMATTR InstName C2 SYMATTR Value .02µ SYMBOL cap -16 160 R90 WINDOW 0 0 32 VBottom 0 WINDOW 3 32 32 VTop 0 SYMATTR InstName C3 SYMATTR Value .02µ SYMBOL voltage 96 0 R0 WINDOW 123 0 0 Left 0 WINDOW 39 0 0 Left 0 SYMATTR InstName V1 SYMATTR Value 10 TEXT 128 -32 Left 0 !.tran .15 startup