Version 4
SHEET 1 1952 680
WIRE 912 -304 -336 -304
WIRE 1264 -304 912 -304
WIRE 912 -176 912 -304
WIRE 912 -176 832 -176
WIRE 1120 -176 912 -176
WIRE 1488 -176 1120 -176
WIRE 1488 -160 1488 -176
WIRE 1520 -160 1488 -160
WIRE 832 -144 832 -176
WIRE 832 -144 320 -144
WIRE -336 -128 -336 -304
WIRE 224 -128 -336 -128
WIRE 320 -128 320 -144
WIRE 320 -128 224 -128
WIRE 352 -128 320 -128
WIRE 1120 -128 1120 -176
WIRE 64 -112 -224 -112
WIRE -32 -80 -176 -80
WIRE 64 -80 64 -112
WIRE 1520 -80 1520 -160
WIRE -336 -48 -336 -128
WIRE 352 -48 352 -128
WIRE 1136 -48 1120 -48
WIRE 64 16 64 0
WIRE 1520 16 1520 0
WIRE 1552 16 1520 16
WIRE 480 32 480 -176
WIRE 608 32 480 32
WIRE 912 32 912 -176
WIRE 912 32 832 32
WIRE 352 48 352 32
WIRE 384 48 352 48
WIRE -176 64 -176 -80
WIRE 432 64 400 64
WIRE 1552 64 1552 16
WIRE 1552 64 1520 64
WIRE 1568 64 1552 64
WIRE 432 80 432 64
WIRE 528 80 432 80
WIRE 1568 80 1568 64
WIRE -400 96 -400 80
WIRE -368 96 -400 96
WIRE -336 96 -336 32
WIRE -336 96 -368 96
WIRE 384 96 384 48
WIRE 400 96 400 64
WIRE 400 96 384 96
WIRE 528 96 528 80
WIRE 608 96 528 96
WIRE 880 96 832 96
WIRE 1088 96 880 96
WIRE 1136 96 1136 -48
WIRE 1136 96 1088 96
WIRE 224 112 224 -128
WIRE 400 112 400 96
WIRE 1504 112 1504 16
WIRE -32 128 -32 80
WIRE 192 128 -32 128
WIRE 1136 128 1136 96
WIRE 256 144 256 48
WIRE 336 144 336 48
WIRE 192 160 144 160
WIRE 608 160 528 160
WIRE 880 160 880 96
WIRE 880 160 832 160
WIRE 944 160 880 160
WIRE 1088 160 1088 96
WIRE 1088 160 1024 160
WIRE -32 176 -32 128
WIRE 64 176 64 80
WIRE 144 176 144 160
WIRE 144 176 64 176
WIRE 576 224 560 224
WIRE 608 224 576 224
WIRE 928 224 832 224
WIRE 1072 224 928 224
WIRE -224 256 -224 -112
WIRE -176 256 -176 144
WIRE -176 256 -224 256
WIRE 64 256 -32 256
WIRE 560 256 560 224
WIRE 576 320 576 224
WIRE 1264 320 1264 -304
WIRE 1264 320 576 320
WIRE 1568 320 1568 160
WIRE 1568 320 1488 320
WIRE -336 336 -336 96
WIRE 224 336 224 176
WIRE 224 336 -336 336
WIRE 1264 336 1264 320
WIRE 400 352 400 192
WIRE 400 352 320 352
WIRE 1488 352 1488 320
WIRE 1136 368 1136 192
WIRE 1488 368 1488 352
WIRE 320 384 320 352
WIRE 320 400 320 384
WIRE 928 416 928 224
WIRE 528 432 528 160
WIRE 528 432 496 432
WIRE 1424 432 1424 16
WIRE 1424 432 528 432
WIRE 0 0 0 0
FLAG -368 96 0
FLAG -32 256 0
FLAG 480 -176 0
FLAG 1072 288 0
FLAG 320 384 0
FLAG 1136 368 0
FLAG 432 336 0
FLAG 1488 352 0
SYMBOL Comparators\\LT1017 224 144 R0
WINDOW 3 -76 98 Left 2
SYMATTR InstName U1
SYMBOL res -48 -96 R0
SYMATTR InstName R1
SYMATTR Value 1Meg
SYMBOL res -48 160 R0
SYMATTR InstName R3
SYMATTR Value 30k
SYMBOL res 48 160 R0
SYMATTR InstName R6
SYMATTR Value 30k
SYMBOL voltage -336 -64 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value 10
SYMBOL voltage -176 48 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V3
SYMATTR Value SINE(0 314 50 30m 0 0 1k)
SYMBOL res 48 -96 R0
SYMATTR InstName R2
SYMATTR Value 1Meg
SYMBOL res -48 -16 R0
SYMATTR InstName R4
SYMATTR Value 2Meg
SYMBOL res 48 -16 R0
SYMATTR InstName R5
SYMATTR Value 2Meg
SYMBOL Misc\\NE555 720 128 R0
SYMATTR InstName U2
SYMBOL cap 1056 224 R0
SYMATTR InstName C1
SYMATTR Value 10n
SYMBOL res 1040 144 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R10
SYMATTR Value 1k
SYMBOL npn 336 96 R0
WINDOW 3 -114 185 Left 2
SYMATTR InstName Q1
SYMBOL res 336 -64 R0
SYMATTR InstName R9
SYMATTR Value 100k
SYMBOL res 352 32 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R11
SYMATTR Value 10k
SYMBOL res 1104 -144 R0
SYMATTR InstName R12
SYMATTR Value 10k
SYMBOL cap 1120 128 R0
SYMATTR InstName C2
SYMATTR Value 100µ
SYMBOL voltage 432 240 R0
WINDOW 3 -88 257 Left 2
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V4
SYMATTR Value PULSE(0 10 10ms 0 0 1m 200m 1k)
SYMBOL npn 1504 64 R0
WINDOW 3 -114 185 Left 2
SYMATTR InstName Q2
SYMBOL res 1504 -96 R0
SYMATTR InstName R13
SYMATTR Value 100k
SYMBOL res 1520 0 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R14
SYMATTR Value 10k
TEXT -424 344 Left 2 !.tran 0 500m 0 1m
TEXT 408 48 Left 2 ;Vin Triger 555