Version 4
SHEET 1 1548 680
WIRE 320 64 0 64
WIRE 432 64 320 64
WIRE 320 112 320 64
WIRE 432 112 432 64
WIRE 0 144 0 64
WIRE 320 192 320 176
WIRE 320 192 240 192
WIRE 432 192 432 176
WIRE 608 192 432 192
WIRE 800 192 688 192
WIRE 320 208 320 192
WIRE 432 208 432 192
WIRE 800 240 800 192
WIRE 0 336 0 224
WIRE 320 336 320 272
WIRE 320 336 0 336
WIRE 432 336 432 272
WIRE 432 336 320 336
WIRE 240 416 240 192
WIRE 800 416 800 320
WIRE 800 416 240 416
WIRE 800 448 800 416
FLAG 800 448 0
SYMBOL voltage 0 128 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value SINE(0 25 50)
SYMBOL diode 416 112 R0
SYMATTR InstName D1
SYMBOL diode 304 208 R0
SYMATTR InstName D2
SYMBOL diode 336 176 R180
WINDOW 0 24 64 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D3
SYMBOL diode 448 272 R180
WINDOW 0 24 64 Left 2
WINDOW 3 24 0 Left 2
SYMATTR InstName D4
SYMBOL ind 592 208 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L1
SYMATTR Value {Lx}
SYMATTR SpiceLine Rser=1m Cpar=10n
SYMBOL res 784 224 R0
SYMATTR InstName R1
SYMATTR Value 100m
TEXT -34 422 Left 2 !.tran 10
TEXT -32 464 Left 2 !.step param Lx List 1m 2m