Version 4
SHEET 1 1040 680
WIRE 128 16 96 16
WIRE 96 48 96 16
WIRE 272 48 96 48
WIRE 416 48 336 48
WIRE 560 48 480 48
WIRE 704 48 640 48
WIRE 752 48 704 48
WIRE 704 80 704 48
WIRE 96 96 96 48
WIRE 96 224 96 176
WIRE 704 224 704 160
WIRE 704 224 96 224
WIRE 96 256 96 224
FLAG 96 256 0
FLAG 752 48 K2
IOPIN 752 48 Out
FLAG 128 16 K1
IOPIN 128 16 Out
SYMBOL voltage 96 80 R0
WINDOW 123 0 0 Left 2
WINDOW 39 24 124 Left 2
SYMATTR InstName V1
SYMATTR Value SINE(0 {12*sqrt(2)} 50)
SYMATTR SpiceLine Rser=1
SYMBOL diode 272 64 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D1
SYMATTR Value 1N4001
SYMBOL LED 416 64 R270
WINDOW 0 72 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName D2
SYMATTR Value LED_RED
SYMBOL Misc\\EuropeanResistor 544 64 R270
WINDOW 0 27 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName R1
SYMATTR Value 400
SYMBOL Misc\\EuropeanResistor 688 64 R0
SYMATTR InstName R2
SYMATTR Value 400
TEXT 72 328 Left 2 !* http://www.intusoft.com/lit/WkwModels.pdf\n.MODEL 1N4001 D(CJO=30.000P IS=5.0000N TT=5.0400U\n+ BV=52.500 IBV=1UA N=2 RS=75.000M)
TEXT 72 424 Left 2 !.model LED_RED D(Is=3e-22 N=1.5 RS=10 Eg=2.3 Cjo=10p)
TEXT 80 480 Left 2 !.tran 0 100m 0 .1m