Version 4
SHEET 1 1364 680
WIRE -224 -304 -304 -304
WIRE -160 -304 -224 -304
WIRE 272 -304 192 -304
WIRE 336 -304 272 -304
WIRE 336 -272 336 -304
WIRE -304 -256 -304 -304
WIRE -160 -256 -160 -304
WIRE 192 -256 192 -304
WIRE -304 -112 -304 -176
WIRE -160 -112 -160 -176
WIRE 192 -112 192 -176
WIRE 336 -112 336 -192
WIRE 448 -112 336 -112
WIRE 336 -80 336 -112
WIRE 448 -80 448 -112
WIRE 336 48 336 0
WIRE 448 48 448 0
WIRE 448 48 336 48
WIRE 336 80 336 48
WIRE 448 80 448 48
WIRE 336 192 336 160
WIRE 448 192 448 160
WIRE 448 192 336 192
WIRE 336 224 336 192
WIRE 448 224 448 192
WIRE 336 336 336 304
WIRE 448 336 448 304
WIRE 448 336 336 336
WIRE 336 416 336 336
FLAG -160 -112 0
FLAG -304 -112 0
FLAG -224 -304 z1
FLAG 336 416 0
FLAG 192 -112 0
FLAG 272 -304 z2
SYMBOL ind -176 -272 R0
SYMATTR InstName L1
SYMATTR Value LF1
SYMATTR Prefix X
SYMBOL current -304 -176 M180
WINDOW 0 24 80 Left 2
WINDOW 3 24 0 Left 2
WINDOW 123 24 -33 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName I1
SYMATTR Value 0
SYMATTR Value2 AC 1
SYMBOL current 192 -176 M180
WINDOW 0 24 80 Left 2
WINDOW 3 24 0 Left 2
WINDOW 123 24 -33 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName I2
SYMATTR Value 0
SYMATTR Value2 AC 1
SYMBOL ind 320 -288 R0
WINDOW 3 36 106 Left 2
WINDOW 39 38 130 Left 2
SYMATTR Value 488.5µ
SYMATTR SpiceLine Rser=6.5m
SYMATTR InstName L2
SYMBOL ind 432 -96 R0
SYMATTR InstName L3
SYMATTR Value 3µ
SYMATTR SpiceLine Rser=0
SYMBOL res 320 -96 R0
SYMATTR InstName R1
SYMATTR Value 0.1
SYMBOL ind 432 208 R0
SYMATTR InstName L4
SYMATTR Value 15µ
SYMATTR SpiceLine Rser=0
SYMBOL res 320 208 R0
SYMATTR InstName R2
SYMATTR Value 0.035
SYMBOL ind 432 64 R0
SYMATTR InstName L5
SYMATTR Value 7µ
SYMATTR SpiceLine Rser=0
SYMBOL res 320 64 R0
SYMATTR InstName R3
SYMATTR Value 0.08
TEXT -328 -392 Left 2 !.ac dec 100 10 20k
TEXT -328 208 Left 2 !.subckt LF1 1 2 \nR1 1 10  1m\nV1 10 11 0\nB1 11 2 V=I(V1)  MAG FREQ= \n+ 10, {523u*10*2*pi}, 90 \n+ 100, {510u*100*2*pi}, 90\n+ 1k, {499u*1k*2*pi}, 90 \n+ 2k, {495u*2k*2*pi} 90\n+ 3k, {493u*3k*2*pi} 90\n+ 4k, {492u*4k*2*pi}, 90\n+ 5k, {491.3u*5k*2*pi}, 90\n+ 8k, {490u*8k*2*pi}, 90\n+10k, {489.5u*10k*2*pi}, 90\n+15k, {489u*15k*2*pi}, 90\n+20k, {488.5u*20k*2*pi}, 90\n.ends
TEXT -328 168 Left 2 ;Z(freq)
TEXT -328 -32 Left 2 ;Using a model-symbol for a subcircuit \nPlace the inductor\nCtrl right mouse click on the inductor symbol\nChange Prefix:L to Prefix:X\nOK
TEXT 208 -376 Left 2 ;Skin effect model