Version 4
SHEET 1 880 680
WIRE 48 -80 48 -112
WIRE 304 -80 304 -112
WIRE 48 16 48 0
WIRE 192 16 48 16
WIRE 304 16 304 0
WIRE 304 16 256 16
WIRE 416 16 304 16
WIRE 48 32 48 16
WIRE 48 128 48 112
WIRE 48 128 -80 128
WIRE 512 128 48 128
WIRE -80 144 -80 128
WIRE 512 160 512 128
WIRE -80 240 -80 224
WIRE 48 240 -80 240
WIRE 176 240 48 240
WIRE 304 240 256 240
WIRE 512 240 512 224
WIRE 512 240 304 240
WIRE 48 256 48 240
WIRE 304 272 304 240
WIRE 48 352 48 336
WIRE 160 352 48 352
WIRE 304 352 224 352
WIRE 416 352 304 352
WIRE 48 368 48 352
WIRE 304 368 304 352
WIRE 48 480 48 448
WIRE 304 480 304 448
FLAG 48 -112 0
FLAG 48 480 0
FLAG 304 272 0
FLAG 416 16 x
FLAG 416 352 y
FLAG 304 -112 0
FLAG 304 480 0
SYMBOL Misc\\EuropeanResistor 32 16 R0
SYMATTR InstName R1
SYMATTR Value 100k
SYMBOL Misc\\EuropeanResistor 32 -96 R0
SYMATTR InstName R2
SYMATTR Value 10k
SYMBOL Misc\\EuropeanResistor 32 240 R0
SYMATTR InstName R3
SYMATTR Value 100k
SYMBOL Misc\\EuropeanResistor 32 352 R0
SYMATTR InstName R4
SYMATTR Value 10k
SYMBOL voltage -80 128 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value SINE(0 10 50)
SYMBOL diode 496 160 R0
SYMATTR InstName D1
SYMATTR Value 1N4148
SYMBOL Misc\\EuropeanResistor 160 256 R270
WINDOW 0 27 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName R5
SYMATTR Value 100
SYMBOL cap 192 32 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C1
SYMATTR Value 4.7µ
SYMBOL Misc\\EuropeanResistor 288 -96 R0
SYMATTR InstName R6
SYMATTR Value 10k
SYMBOL Misc\\EuropeanResistor 288 352 R0
SYMATTR InstName R7
SYMATTR Value 10k
SYMBOL cap 160 368 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C2
SYMATTR Value 4.7µ
TEXT 64 -200 Left 2 !.tran 0 1 0.98