Version 4 SHEET 1 880 680 WIRE 208 -224 128 -224 WIRE 304 -224 272 -224 WIRE 416 -224 384 -224 WIRE 128 -160 128 -224 WIRE 128 -160 -64 -160 WIRE 416 -160 416 -224 WIRE 448 -160 416 -160 WIRE 96 -128 32 -128 WIRE 128 -96 128 -160 WIRE 208 -96 128 -96 WIRE 304 -96 272 -96 WIRE 416 -96 416 -160 WIRE 416 -96 384 -96 WIRE 96 16 96 -128 WIRE 368 16 96 16 WIRE 448 32 448 -160 WIRE 560 32 448 32 WIRE 128 64 16 64 WIRE 368 64 368 16 WIRE 368 64 352 64 WIRE -64 128 -64 -160 WIRE 96 128 -64 128 WIRE 128 128 96 128 WIRE 400 128 352 128 WIRE 128 192 80 192 WIRE 384 192 352 192 WIRE -64 208 -64 128 WIRE 128 256 112 256 WIRE 496 256 352 256 WIRE 112 304 112 256 WIRE 368 304 368 64 WIRE 368 304 112 304 WIRE 96 320 96 128 WIRE 384 320 384 192 WIRE 384 320 96 320 WIRE 80 336 80 192 WIRE 448 336 448 32 WIRE 448 336 80 336 WIRE 496 336 496 256 WIRE -64 432 -64 272 WIRE 16 432 16 64 WIRE 496 432 496 400 FLAG 496 432 0 FLAG 16 432 0 FLAG -64 432 0 FLAG 32 -48 0 SYMBOL Misc\\NE555 240 160 R0 SYMATTR InstName U1 SYMBOL cap -80 208 R0 SYMATTR InstName C1 SYMATTR Value 0.000001 SYMBOL diode 272 -240 R90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName D1 SYMBOL diode 208 -112 M90 WINDOW 0 0 32 VBottom 2 WINDOW 3 32 32 VTop 2 SYMATTR InstName D2 SYMBOL res 400 -240 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R1 SYMATTR Value 100 SYMBOL res 400 -112 R90 WINDOW 0 0 56 VBottom 2 WINDOW 3 32 56 VTop 2 SYMATTR InstName R2 SYMATTR Value 30 SYMBOL cap 480 336 R0 SYMATTR InstName C2 SYMATTR Value 0,0001 SYMBOL voltage 32 -144 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V1 SYMATTR Value 3 TEXT -84 456 Left 2 !.tran 10