Version 4
SHEET 1 1172 692
WIRE -176 -192 -240 -192
WIRE 128 -192 -96 -192
WIRE 128 -144 128 -192
WIRE 128 0 128 -64
WIRE 128 0 48 0
WIRE 160 0 128 0
WIRE 256 0 224 0
WIRE 320 0 256 0
WIRE 448 0 384 0
WIRE 128 32 128 0
WIRE 448 32 448 0
WIRE -272 80 -336 80
WIRE -144 80 -192 80
WIRE -32 80 -80 80
WIRE 64 80 -32 80
WIRE -32 112 -32 80
WIRE -336 128 -336 80
WIRE 48 144 48 0
WIRE 128 144 128 128
WIRE 448 144 448 112
WIRE 128 240 128 224
WIRE -336 272 -336 208
WIRE -32 288 -32 192
WIRE 48 288 48 224
WIRE 48 288 -32 288
WIRE -32 336 -32 288
WIRE 256 368 256 0
WIRE 320 368 256 368
WIRE 368 368 320 368
WIRE 448 368 432 368
WIRE 576 368 448 368
WIRE 448 416 448 368
WIRE -32 432 -32 400
WIRE 576 432 576 368
WIRE 320 448 320 368
WIRE 320 544 320 512
WIRE 448 544 448 480
WIRE 48 592 48 288
WIRE 576 592 576 512
WIRE 576 592 48 592
FLAG 128 240 0
FLAG -240 -192 0
FLAG -336 272 0
FLAG 448 544 0
FLAG 320 544 0
FLAG -32 432 0
FLAG 448 144 0
SYMBOL npn 64 32 R0
SYMATTR InstName Q1
SYMATTR Value BC547C
SYMBOL Misc\\EuropeanResistor 112 -160 R0
SYMATTR InstName R1
SYMATTR Value 1.5k
SYMBOL Misc\\EuropeanResistor 112 128 R0
SYMATTR InstName R3
SYMATTR Value 150
SYMBOL cap 160 16 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C1
SYMATTR Value 220n
SYMBOL Misc\\battery -80 -192 R90
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value 9V
SYMBOL cap -144 96 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C5
SYMATTR Value 220n
SYMBOL voltage -336 112 R0
WINDOW 123 24 124 Left 2
WINDOW 39 0 0 Left 2
SYMATTR Value2 AC 50m
SYMATTR InstName V2
SYMATTR Value SINE(0 200m 489k)
SYMBOL Misc\\EuropeanResistor -288 96 R270
WINDOW 0 27 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName R8
SYMATTR Value 1.5k
SYMBOL diode 432 352 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName D3
SYMATTR Value 1N4148
SYMBOL cap 432 416 R0
SYMATTR InstName C9
SYMATTR Value 22n
SYMBOL diode 304 448 R0
SYMATTR InstName D1
SYMATTR Value 1N4148
SYMBOL Misc\\EuropeanResistor 560 416 R0
SYMATTR InstName R2
SYMATTR Value 10k
SYMBOL Misc\\EuropeanResistor 32 128 R0
SYMATTR InstName R13
SYMATTR Value 560k
SYMBOL Misc\\EuropeanResistor -48 96 R0
SYMATTR InstName R12
SYMATTR Value 33k
SYMBOL cap -48 336 R0
SYMATTR InstName C6
SYMATTR Value 1µ
SYMBOL cap 320 16 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C2
SYMATTR Value 220n
SYMBOL Misc\\EuropeanResistor 432 16 R0
SYMATTR InstName R4
SYMATTR Value 1.5k
TEXT -368 312 Left 2 !.tran 50m