Version 4
SHEET 1 912 948
WIRE -624 112 -640 112
WIRE -608 112 -624 112
WIRE -528 112 -544 112
WIRE -512 112 -528 112
WIRE -144 112 -384 112
WIRE -32 112 -144 112
WIRE 160 112 48 112
WIRE 432 112 160 112
WIRE -640 144 -640 112
WIRE -544 144 -544 112
WIRE 432 176 432 112
WIRE -384 192 -384 112
WIRE -144 192 -144 112
WIRE 160 192 160 112
WIRE -640 256 -640 224
WIRE -544 256 -544 224
WIRE -384 352 -384 272
WIRE -144 352 -144 256
WIRE -144 352 -384 352
WIRE 160 352 160 256
WIRE 160 352 -144 352
WIRE 432 352 432 256
WIRE 432 352 160 352
WIRE 160 368 160 352
WIRE -320 512 -384 512
WIRE -192 512 -240 512
WIRE -144 512 -192 512
WIRE -32 512 -144 512
WIRE 160 512 48 512
WIRE 432 512 160 512
WIRE 432 576 432 512
WIRE -256 592 -288 592
WIRE -240 592 -256 592
WIRE -144 592 -144 512
WIRE 160 592 160 512
WIRE -288 608 -288 592
WIRE -192 624 -192 512
WIRE -192 624 -256 624
WIRE -384 640 -384 512
WIRE -320 640 -384 640
WIRE -192 656 -256 656
WIRE -288 704 -288 672
WIRE -256 704 -288 704
WIRE -240 704 -256 704
WIRE -144 752 -144 656
WIRE 160 752 160 656
WIRE 160 752 -144 752
WIRE 432 752 432 656
WIRE 432 752 160 752
WIRE -384 768 -384 640
WIRE -336 768 -384 768
WIRE -192 768 -192 656
WIRE -192 768 -256 768
WIRE 160 768 160 752
WIRE -192 816 -192 768
WIRE -192 928 -192 896
FLAG 160 368 0
FLAG 160 112 V2
FLAG -640 256 0
FLAG -544 256 0
FLAG -624 112 Vee
FLAG -528 112 Vcc
FLAG -256 592 Vee
FLAG -256 704 Vcc
FLAG -192 928 0
FLAG 160 768 0
FLAG 160 512 V2.
FLAG -144 112 V1
FLAG -144 512 V1.
SYMBOL cap 144 192 R0
SYMATTR InstName C2
SYMATTR Value 8uF
SYMBOL ind 416 160 R0
SYMATTR InstName L2
SYMATTR Value flux=0.1*20m*tanh(x/20m)
SYMATTR SpiceLine Rser=10
SYMBOL res -400 176 R0
SYMATTR InstName R
SYMATTR Value -1k
SYMBOL ind -48 128 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L1
SYMATTR Value 0.1H
SYMATTR SpiceLine Rser=10
SYMBOL cap -160 192 R0
SYMATTR InstName C1
SYMATTR Value 2.6uF
SYMBOL voltage -544 128 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value 30V
SYMBOL voltage -640 240 R180
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V2
SYMATTR Value 30V
SYMBOL Opamps\\UniversalOpamp2 -288 640 R180
SYMATTR InstName U
SYMATTR SpiceLine ilimit=3 rail=0 Vos=0 phimargin=45
SYMATTR Value2 Avol=1Meg GBW=10Meg Slew=125k
SYMBOL res -224 496 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 1k
SYMBOL res -240 752 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 1k
SYMBOL res -176 912 R180
WINDOW 0 36 76 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName R3
SYMATTR Value 1k
SYMBOL cap 144 592 R0
SYMATTR InstName C2.
SYMATTR Value 8uF
SYMBOL ind 416 560 R0
SYMATTR InstName L2.
SYMATTR Value flux=0.1*20m*tanh(x/20m)
SYMATTR SpiceLine Rser=13
SYMBOL ind -48 528 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L1.
SYMATTR Value 0.1H
SYMATTR SpiceLine Rser=15
SYMBOL cap -160 592 R0
SYMATTR InstName C1.
SYMATTR Value 2.6uF
TEXT -712 536 Left 2 !.tran 0 500m 100m 100n
TEXT -712 472 Left 2 !.ic V(V1)=0.01
TEXT -712 504 Left 2 !.ic V(V1.)=0.01