Version 4
SHEET 1 1252 680
WIRE 96 -304 80 -304
WIRE 128 -304 96 -304
WIRE 128 -272 128 -304
WIRE 96 -256 -160 -256
WIRE 288 -240 160 -240
WIRE 96 -224 32 -224
WIRE -432 -192 -448 -192
WIRE -416 -192 -432 -192
WIRE -336 -192 -352 -192
WIRE -320 -192 -336 -192
WIRE 96 -176 80 -176
WIRE 128 -176 128 -208
WIRE 128 -176 96 -176
WIRE -448 -160 -448 -192
WIRE -352 -160 -352 -192
WIRE 32 -160 32 -224
WIRE -448 -48 -448 -80
WIRE -352 -48 -352 -80
WIRE -160 -48 -160 -256
WIRE -32 -48 -160 -48
WIRE 64 -48 -32 -48
WIRE 288 -48 288 -240
WIRE 288 -48 144 -48
WIRE -160 0 -160 -48
WIRE -32 16 -32 -48
WIRE -160 144 -160 80
WIRE -96 144 -160 144
WIRE -32 144 -32 80
WIRE -32 144 -96 144
WIRE -96 192 -96 144
FLAG -448 -48 0
FLAG -352 -48 0
FLAG -336 -192 Vcc
FLAG -432 -192 Vee
FLAG 96 -304 Vee
FLAG 96 -176 Vcc
FLAG -32 -48 V
FLAG -96 192 0
FLAG 32 -160 0
SYMBOL ind -176 -16 R0
SYMATTR InstName L
SYMATTR Value 1H
SYMBOL voltage -352 -176 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value 1V
SYMBOL voltage -448 -64 R180
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V2
SYMATTR Value 1V
SYMBOL cap -48 16 R0
SYMATTR InstName C
SYMATTR Value 1uF
SYMBOL Opamps\\UniversalOpamp2 128 -240 M180
SYMATTR InstName U
SYMATTR SpiceModel level.3a
SYMBOL res 160 -64 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R
SYMATTR Value 1k
TEXT -504 16 Left 2 !.tran 0 200m 100m 0.001m
TEXT -504 64 Left 2 !.ic V(V)=0.001