Version 4
SHEET 1 880 680
WIRE -240 224 -208 224
WIRE -96 224 -80 224
WIRE -80 224 -80 240
WIRE -240 240 -240 224
WIRE -176 224 -208 224
FLAG -80 240 0
FLAG -240 320 0
FLAG -208 224 a
SYMBOL ind -192 240 R270
WINDOW 0 32 56 VTop 0
WINDOW 3 -19 92 VBottom 0
SYMATTR InstName L1
SYMATTR Value Flux={L}*tanh(x)
SYMATTR SpiceLine Rser=0
SYMBOL current -240 320 R180
WINDOW 0 24 88 Left 0
WINDOW 3 -110 -36 Left 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName I1
SYMATTR Value PWL(0 0 1m 1)
TEXT -184 304 Left 0 ;Rser=0
TEXT -280 400 Left 0 !.param L=1m\n.tran 1m