Version 4
SHEET 1 972 680
WIRE -720 -208 -736 -208
WIRE -704 -208 -720 -208
WIRE -624 -208 -640 -208
WIRE -608 -208 -624 -208
WIRE -736 -176 -736 -208
WIRE -640 -176 -640 -208
WIRE -192 -112 -208 -112
WIRE -160 -112 -192 -112
WIRE -160 -80 -160 -112
WIRE -736 -64 -736 -96
WIRE -640 -64 -640 -96
WIRE -368 -64 -496 -64
WIRE -192 -64 -368 -64
WIRE -32 -48 -128 -48
WIRE -192 -32 -272 -32
WIRE -368 -16 -368 -64
WIRE -32 -16 -32 -48
WIRE -192 32 -208 32
WIRE -160 32 -160 -16
WIRE -160 32 -192 32
WIRE -496 64 -496 -64
WIRE -368 96 -368 48
WIRE -272 96 -272 -32
WIRE -272 96 -368 96
WIRE -32 96 -32 64
WIRE -32 96 -272 96
WIRE -32 128 -32 96
WIRE -368 144 -368 96
WIRE -496 256 -496 144
WIRE -368 256 -368 208
WIRE -32 256 -32 208
FLAG -32 256 0
FLAG -192 -112 Vee
FLAG -192 32 Vcc
FLAG -736 -64 0
FLAG -640 -64 0
FLAG -624 -208 Vcc
FLAG -720 -208 Vee
FLAG -496 256 0
FLAG -368 256 0
FLAG -368 96 V2
FLAG -368 -64 V1+V2
SYMBOL cap -384 -16 R0
SYMATTR InstName C1
SYMATTR Value 1uF
SYMBOL ind -480 160 R180
WINDOW 0 36 80 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName L
SYMATTR Value 1H
SYMATTR SpiceLine Rser=1k
SYMBOL current -32 128 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName I0
SYMATTR Value 1mA
SYMBOL voltage -640 -192 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value 15
SYMBOL voltage -736 -80 R180
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V2
SYMATTR Value 15
SYMBOL cap -384 144 R0
SYMATTR InstName C2
SYMATTR Value 1uF
SYMBOL Opamps\\UniversalOpamp2 -160 -48 M180
SYMATTR InstName U1
SYMBOL res -48 -32 R0
SYMATTR InstName R
SYMATTR Value 12.4k
TEXT -784 240 Left 2 !.tran 0 500m 0 0.01m
TEXT -784 112 Left 2 !.ic V(V1+V2)=0
TEXT -776 80 Left 2 !.ic V(V2)=0