Version 4
SHEET 1 1716 680
WIRE -368 352 -368 112
WIRE -368 448 -368 432
WIRE -288 256 -288 240
WIRE -288 352 -288 336
WIRE -288 448 -368 448
WIRE -288 448 -288 432
WIRE -192 240 -288 240
WIRE -192 368 -192 240
WIRE -192 448 -288 448
WIRE -192 448 -192 432
WIRE -160 240 -192 240
WIRE -80 112 -368 112
WIRE -80 128 -80 112
WIRE -80 240 -96 240
WIRE -80 240 -80 192
WIRE -80 336 -80 240
WIRE -80 448 -192 448
WIRE -80 448 -80 416
WIRE -16 112 -80 112
WIRE -16 128 -16 112
WIRE -16 240 -80 240
WIRE -16 240 -16 208
WIRE 16 112 -16 112
WIRE 16 368 16 112
WIRE 32 448 -80 448
WIRE 32 448 32 176
WIRE 48 176 32 176
WIRE 48 240 -16 240
WIRE 48 304 -112 304
WIRE 48 368 16 368
WIRE 160 448 32 448
WIRE 160 464 160 448
WIRE 288 112 16 112
WIRE 288 176 272 176
WIRE 288 176 288 112
WIRE 288 240 272 240
WIRE 288 272 288 240
WIRE 288 304 272 304
WIRE 288 304 288 272
WIRE 288 368 272 368
WIRE 288 384 288 368
WIRE 288 448 160 448
WIRE 320 176 288 176
WIRE 320 272 288 272
WIRE 320 272 320 256
WIRE 320 304 320 272
WIRE 320 448 288 448
WIRE 320 448 320 368
FLAG 160 464 0
FLAG -112 304 Out
IOPIN -112 304 Out
SYMBOL res 336 272 R180
WINDOW 0 63 60 Invisible 0
WINDOW 3 34 62 VTop 0
SYMATTR InstName R1
SYMATTR Value 15K
SYMATTR SpiceLine tol=1 pwr=0.1
SYMBOL res 0 224 R180
WINDOW 0 32 34 Left 0
WINDOW 3 24 8 Left 0
SYMATTR InstName R2
SYMATTR Value 22k
SYMATTR SpiceLine tol=1 pwr=0.1
SYMBOL res -64 432 R180
WINDOW 0 62 73 Left 0
WINDOW 3 58 32 Left 0
SYMATTR InstName R3
SYMATTR Value 22K
SYMATTR SpiceLine tol=1 pwr=0.1
SYMBOL polcap 304 304 R0
WINDOW 3 -26 53 Left 0
WINDOW 0 -30 15 Left 0
SYMATTR Value 2n2
SYMATTR InstName C2
SYMATTR Description Capacitor
SYMATTR Type cap
SYMATTR SpiceLine V=50 Irms=22m Rser=3.9 MTBF=2000 Lser=0 ppPkg=1
SYMBOL voltage -368 336 R0
WINDOW 123 0 0 Left 0
WINDOW 39 -5 128 Left 0
WINDOW 0 -28 -28 Left 0
WINDOW 3 -18 5 Left 0
SYMATTR SpiceLine Rser=1
SYMATTR InstName V1
SYMATTR Value 9
SYMBOL voltage -288 336 R0
WINDOW 39 24 132 Left 0
WINDOW 3 24 104 Invisible 0
WINDOW 123 0 0 Left 0
SYMATTR SpiceLine Rser=200
SYMATTR Value PWL(0 2.5 5.9u 2.5 6u 9 9u 9 10u 0.5 63u 0.5 64u 2.5 69.9u 2.5 70u 9 73u 9 74u 0.5 127u 0.5 128u 2.5 133.9u 2.5 134u 9 137u 9 138u 0.5 191u 0.5)
SYMATTR InstName V2
SYMBOL diode -64 192 R180
WINDOW 0 22 61 Left 0
WINDOW 3 34 30 Left 0
SYMATTR InstName D1
SYMATTR Value 1N4148
SYMBOL polcap -176 368 M0
SYMATTR InstName C3
SYMATTR Value 1n
SYMATTR Description Capacitor
SYMATTR Type cap
SYMATTR SpiceLine V=50 Irms=22m Rser=3.9 MTBF=2000 Lser=0 ppPkg=1
SYMBOL res -272 352 R180
WINDOW 0 43 84 Left 0
WINDOW 3 40 46 Left 0
SYMATTR InstName R4
SYMATTR Value 1.2k
SYMATTR SpiceLine tol=1 pwr=0.1
SYMBOL polcap -160 224 M90
WINDOW 0 0 32 VBottom 0
WINDOW 3 32 32 VTop 0
SYMATTR InstName C4
SYMATTR Value 1n
SYMATTR Description Capacitor
SYMATTR Type cap
SYMATTR SpiceLine V=50 Irms=22m Rser=3.9 MTBF=2000 Lser=0 ppPkg=1
SYMBOL cap 272 384 R0
WINDOW 0 -102 37 Left 0
WINDOW 3 -53 37 Left 0
SYMATTR InstName C1
SYMATTR Value 10n
SYMBOL Robertugo\\555_ALL 208 288 R0
WINDOW 38 -83 79 Left 0
SYMATTR SpiceModel 555
SYMATTR InstName U1
TEXT -360 216 Left 0 !.tran 200u