Version 4 SHEET 1 880 680 WIRE 288 -16 192 -16 WIRE 336 -16 288 -16 WIRE 400 -16 336 -16 WIRE 432 -16 400 -16 WIRE 192 0 192 -16 WIRE 288 0 288 -16 WIRE 0 80 0 48 WIRE 192 80 192 64 WIRE 192 80 0 80 WIRE 0 96 0 80 WIRE 336 96 336 -16 WIRE 400 96 400 -16 WIRE 0 192 0 176 WIRE 288 192 288 64 WIRE 288 192 0 192 WIRE 192 208 192 80 WIRE 288 208 288 192 WIRE 192 288 192 272 WIRE 288 288 288 272 WIRE 288 288 192 288 WIRE 336 288 336 160 WIRE 336 288 288 288 WIRE 400 288 400 176 WIRE 400 288 336 288 WIRE 288 304 288 288 FLAG 288 304 0 FLAG 432 -16 OUT IOPIN 432 -16 Out FLAG 0 48 IN IOPIN 0 48 In SYMBOL voltage 0 80 R0 WINDOW 123 0 0 Left 2 WINDOW 39 0 0 Left 2 SYMATTR InstName V1 SYMATTR Value SINE(0 15 50) SYMBOL diode 208 64 R180 WINDOW 0 24 64 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D1 SYMBOL res 384 80 R0 SYMATTR InstName R1 SYMATTR Value 10 SYMBOL cap 320 96 R0 SYMATTR InstName C1 SYMATTR Value 2m SYMBOL diode 304 64 R180 WINDOW 0 24 64 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D2 SYMBOL diode 304 272 R180 WINDOW 0 24 64 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D3 SYMBOL diode 208 272 R180 WINDOW 0 24 64 Left 2 WINDOW 3 24 0 Left 2 SYMATTR InstName D4 TEXT 528 88 Left 2 !.tran 0 100m 0 1u