Version 4
SHEET 1 880 680
WIRE 48 0 -80 0
WIRE 320 0 48 0
WIRE 320 32 320 0
WIRE -80 48 -80 0
WIRE 80 80 48 80
WIRE 192 80 160 80
WIRE 256 80 192 80
WIRE 144 144 96 144
WIRE 192 144 144 144
WIRE 240 144 192 144
WIRE 320 144 320 128
WIRE 320 176 320 144
WIRE 336 176 320 176
WIRE 144 208 96 208
WIRE 192 208 144 208
WIRE 240 208 192 208
WIRE 320 208 320 176
WIRE 48 224 48 80
WIRE 320 224 320 208
WIRE -80 304 -80 128
WIRE 48 304 -80 304
WIRE 192 304 192 272
WIRE 192 304 48 304
WIRE 320 304 192 304
WIRE -80 320 -80 304
FLAG -80 320 0
FLAG 336 176 OUT
IOPIN 336 176 Out
SYMBOL voltage -80 32 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value 6
SYMBOL npn 256 32 R0
SYMATTR InstName Q1
SYMATTR Value BC546B
SYMBOL cap 176 80 R0
SYMATTR InstName C1
SYMATTR Value 10u
SYMBOL cap 176 144 R0
SYMATTR InstName C2
SYMATTR Value 10u
SYMBOL cap 176 208 R0
SYMATTR InstName C3
SYMATTR Value 10u
SYMBOL res 336 128 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 10k
SYMBOL res 336 192 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 10k
SYMBOL res 336 320 R180
WINDOW 0 36 76 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName R3
SYMATTR Value 4.7k
SYMBOL diode 128 144 R0
SYMATTR InstName D1
SYMATTR Value 1N4148
SYMBOL diode 112 208 R180
WINDOW 0 24 64 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D2
SYMATTR Value 1N4148
SYMBOL res 176 64 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R4
SYMATTR Value 470k
SYMBOL res 64 96 R180
WINDOW 0 36 76 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName R5
SYMATTR Value 10k
SYMBOL res 64 320 R180
WINDOW 0 36 76 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName R6
SYMATTR Value 47k
TEXT -114 340 Left 2 !.tran 10s startup