Version 4
SHEET 1 1788 792
WIRE 352 48 -96 48
WIRE 16 112 -32 112
WIRE 80 112 16 112
WIRE 352 112 352 48
WIRE 352 112 192 112
WIRE 528 112 352 112
WIRE 720 112 640 112
WIRE 768 112 720 112
WIRE -96 144 -96 48
WIRE 16 144 16 112
WIRE 720 144 720 112
WIRE 16 240 16 224
WIRE 80 240 16 240
WIRE 208 240 192 240
WIRE 304 240 272 240
WIRE 320 240 304 240
WIRE 416 240 400 240
WIRE 448 240 416 240
WIRE 528 240 512 240
WIRE 720 240 720 224
WIRE 720 240 640 240
WIRE -96 256 -96 224
WIRE 16 256 16 240
WIRE 720 256 720 240
WIRE 304 320 304 240
WIRE 448 320 304 320
WIRE 768 320 768 112
WIRE 768 320 512 320
WIRE -32 336 -32 112
WIRE 208 336 -32 336
WIRE 416 336 416 240
WIRE 416 336 272 336
WIRE 416 416 416 336
WIRE 432 416 416 416
WIRE 544 416 512 416
WIRE 608 416 544 416
WIRE 544 432 544 416
WIRE 304 512 304 320
WIRE 544 512 544 496
WIRE 544 512 304 512
WIRE 608 512 544 512
FLAG -96 256 0
FLAG 720 256 0
FLAG 16 256 0
FLAG 608 416 Tp+
FLAG 608 512 Tp-
SYMBOL Misc\\EuropeanResistor 304 256 R270
WINDOW 0 2 56 VTop 0
WINDOW 3 5 56 VBottom 0
SYMATTR InstName R1
SYMATTR Value 8
SYMBOL Misc\\signal -96 128 M0
WINDOW 123 0 0 Left 0
WINDOW 39 24 132 Left 0
WINDOW 3 -130 324 Left 0
SYMATTR InstName V1
SYMATTR Value SINE(0 20 30k)
SYMBOL current 720 144 M0
WINDOW 3 -127 218 Left 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR Value PULSE(-100m +100m 0 10m)
SYMATTR InstName I1
SYMBOL current 16 224 M180
WINDOW 3 -87 -152 Left 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
WINDOW 0 15 88 Left 0
SYMATTR Value PULSE(-100m +100m 0 10m)
SYMATTR InstName I2
SYMBOL Trafo_01 576 176 R0
WINDOW 3 -690 -168 Left 0
SYMATTR Value Bs=1.17 Br=1.16 Hc=8.8 A=0.000024 Lm=0.0511 Lg=0 n1={N1} Rser1=10m  n2={N2} Rser2=10m ls=1u
SYMATTR InstName U2
SYMBOL Trafo_01 144 176 M0
WINDOW 3 251 -209 Right 0
SYMATTR Value Bs=1.17 Br=1.16 Hc=8.8 A=0.000024 Lm=0.0511 Lg=0 n1={N1} Rser1=10m  n2={N2} Rser2=10m ls=1u
SYMATTR InstName U1
SYMBOL diode 208 256 R270
WINDOW 0 32 32 VTop 0
WINDOW 3 0 32 VBottom 0
SYMATTR InstName D1
SYMBOL diode 272 320 R90
WINDOW 0 0 32 VBottom 0
WINDOW 3 32 32 VTop 0
SYMATTR InstName D2
SYMBOL diode 512 224 R90
WINDOW 0 0 32 VBottom 0
WINDOW 3 32 32 VTop 0
SYMATTR InstName D3
SYMBOL diode 448 336 R270
WINDOW 0 32 32 VTop 0
WINDOW 3 0 32 VBottom 0
SYMATTR InstName D4
SYMBOL Misc\\EuropeanResistor 528 400 R90
WINDOW 0 5 56 VBottom 0
WINDOW 3 27 56 VTop 0
SYMATTR InstName R2
SYMATTR Value 100k
SYMBOL cap 528 432 R0
SYMATTR InstName C1
SYMATTR Value 1n
TEXT -96 -112 Left 0 !.param N1=10 N2=10\n.op LIST
TEXT -80 -152 Left 0 !.tran 0 10m 0 100n