Version 4 SHEET 1 1232 680 WIRE -64 -240 -272 -240 WIRE 512 -240 -64 -240 WIRE -64 -208 -64 -240 WIRE 512 -208 512 -240 WIRE 512 -32 512 -128 WIRE 512 -32 384 -32 WIRE 688 -32 512 -32 WIRE 512 16 512 -32 WIRE 112 80 48 80 WIRE 384 80 384 -32 WIRE 384 80 336 80 WIRE -64 112 -64 -128 WIRE 48 112 48 80 WIRE 112 144 16 144 WIRE 512 144 512 96 WIRE 512 144 336 144 WIRE 608 144 512 144 WIRE -272 160 -272 -240 WIRE -128 208 -208 208 WIRE 112 208 -128 208 WIRE 448 208 336 208 WIRE 512 208 512 144 WIRE 608 208 608 144 WIRE 112 272 80 272 WIRE 384 272 336 272 WIRE -272 320 -272 256 WIRE 16 336 16 144 WIRE 448 336 448 208 WIRE 448 336 16 336 WIRE 512 336 512 288 WIRE 512 336 448 336 WIRE 608 336 608 272 WIRE 608 336 512 336 WIRE 384 352 384 272 WIRE 448 352 448 336 WIRE 688 352 688 -32 WIRE -272 416 -272 400 WIRE -272 416 -352 416 WIRE -112 416 -272 416 WIRE -272 432 -272 416 WIRE -112 432 -112 416 WIRE -272 528 -272 496 WIRE -112 528 -112 512 WIRE 384 528 384 416 WIRE 448 528 448 416 WIRE 688 528 688 416 FLAG 48 112 0 FLAG -64 112 0 FLAG 384 528 0 FLAG 448 528 0 FLAG -272 528 0 FLAG 80 272 Vcc FLAG 448 208 A FLAG 688 528 0 FLAG -128 208 Basis FLAG -352 416 Led FLAG 384 -32 Vcc FLAG -112 528 0 SYMBOL Misc\\NE555 224 176 R0 SYMATTR InstName U1 SYMBOL voltage -64 -224 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V1 SYMATTR Value 8V SYMBOL cap 368 352 R0 SYMATTR InstName C1 SYMATTR Value 10n SYMBOL cap 432 352 R0 SYMATTR InstName C2 SYMATTR Value 47n SYMBOL res 496 192 R0 SYMATTR InstName R1 SYMATTR Value 3k3 SYMBOL res -288 304 R0 SYMATTR InstName R2 SYMATTR Value 220 SYMBOL LED -288 432 R0 SYMATTR InstName D1 SYMATTR Value NSCW100 SYMBOL res 496 0 R0 SYMATTR InstName R3 SYMATTR Value 2k7 SYMBOL diode 592 208 R0 SYMATTR InstName D2 SYMBOL res 496 -224 R0 SYMATTR InstName R4 SYMATTR Value 3k8 SYMBOL cap 672 352 R0 SYMATTR InstName C3 SYMATTR Value 4.7µ SYMBOL npn -208 160 M0 SYMATTR InstName Q1 SYMATTR Value BC547B SYMBOL res -128 416 R0 SYMATTR InstName R5 SYMATTR Value 47k TEXT 16 536 Left 2 !.tran 50m startup