Version 4
SHEET 1 880 680
WIRE -80 208 -80 192
WIRE -160 208 -160 192
WIRE -160 112 -160 96
WIRE -160 96 -144 96
WIRE -80 96 -80 112
WIRE -144 96 -80 96
WIRE 48 208 48 192
WIRE 48 96 48 112
FLAG -160 208 0
FLAG -80 208 0
FLAG -144 96 a
FLAG 48 208 0
FLAG 48 96 0
SYMBOL current -160 192 R180
WINDOW 0 24 88 Left 0
WINDOW 3 157 161 Right 0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName I1
SYMATTR Value PWL(repeat forever 0 0 1 5m 2 0 endrepeat)
SYMBOL ind -96 96 R0
WINDOW 3 -229 162 Left 0
SYMATTR InstName L1
SYMATTR Value Hc=16. Bs=.44 Br=.10 A=0.0000251 Lm=0.0198 Lg=0 N=1000
SYMBOL bi2 48 112 R0
SYMATTR InstName B1
SYMATTR Value I=idt(V(a))
TEXT -328 304 Left 0 !.tran 0 5 0 10u
TEXT -320 -48 Left 0 ;PWL(0 0 1 1 repeat forever 0 1 2 -1 4 1 endrepeat)\nPWL(repeat forever 0 0 1 1 2 0 endrepeat)