Version 4 SHEET 1 1360 680 WIRE 592 -160 432 -160 WIRE 432 -112 432 -160 WIRE 592 -112 592 -160 WIRE 432 32 432 -32 WIRE 592 32 592 -32 WIRE 592 32 432 32 WIRE 624 32 592 32 WIRE 176 48 128 48 WIRE 304 48 240 48 WIRE 624 48 624 32 WIRE 128 96 128 48 WIRE 304 96 304 48 WIRE 432 96 432 32 WIRE 592 96 592 32 WIRE 128 224 128 176 WIRE 304 224 304 176 WIRE 304 224 128 224 WIRE 432 224 432 176 WIRE 592 224 592 176 WIRE 592 224 432 224 WIRE 128 240 128 224 FLAG 128 240 0 FLAG 432 272 0 FLAG 624 48 0 SYMBOL voltage 128 80 R0 WINDOW 3 -41 202 Left 0 WINDOW 123 0 0 Left 0 WINDOW 39 24 132 Left 0 SYMATTR Value PWL(0 0 repeat forever (0.5u 200) (19.5u 200) (20u 0) (20.5u -200) (39.5u -200) (40u 0) endrepeat SYMATTR SpiceLine Rser=1 SYMATTR InstName V1 SYMBOL ind2 288 80 R0 WINDOW 39 36 108 Left 0 SYMATTR SpiceLine Rser=2 SYMATTR InstName L1 SYMATTR Value {LP} SYMATTR Type ind SYMBOL ind2 416 80 R0 WINDOW 39 36 108 Left 0 SYMATTR SpiceLine Rser=.2 SYMATTR InstName L2 SYMATTR Value {LS} SYMATTR Type ind SYMBOL res 576 80 R0 SYMATTR InstName R1 SYMATTR Value 20 SYMBOL cap 176 64 R270 WINDOW 0 32 32 VTop 0 WINDOW 3 0 32 VBottom 0 SYMATTR InstName C1 SYMATTR Value 10µ SYMBOL ind2 416 -128 R0 WINDOW 39 36 108 Left 0 SYMATTR SpiceLine Rser=.2 SYMATTR InstName L3 SYMATTR Value {LS} SYMATTR Type ind SYMBOL res 576 -128 R0 SYMATTR InstName R2 SYMATTR Value 20 TEXT 96 -160 Left 0 !.param LP=10m\n.param LS=LP/(10*10) TEXT 96 -80 Left 0 !.tran 10m TEXT 264 0 Left 0 !K1 L1 L2 L3 1 TEXT 208 -80 Left 0 ;.tran 10m uic TEXT 112 -224 Left 0 ;Center tapped transformer