Version 4
SHEET 1 1284 680
WIRE 736 64 496 64
WIRE 784 64 736 64
WIRE 736 80 736 64
WIRE 784 80 784 64
WIRE 608 144 608 48
WIRE 0 160 -112 160
WIRE 128 160 0 160
WIRE 272 160 224 160
WIRE 400 160 352 160
WIRE 496 160 496 64
WIRE 496 160 400 160
WIRE 576 160 496 160
WIRE 736 176 736 160
WIRE 736 176 640 176
WIRE 784 176 784 144
WIRE 784 176 736 176
WIRE 864 176 784 176
WIRE 976 176 944 176
WIRE 1008 176 976 176
WIRE 1120 176 1088 176
WIRE 1168 176 1120 176
WIRE 1216 176 1168 176
WIRE -112 192 -112 160
WIRE 0 192 0 160
WIRE 128 192 128 160
WIRE 224 192 224 160
WIRE 400 192 400 160
WIRE 576 192 496 192
WIRE 1216 192 1216 176
WIRE 976 208 976 176
WIRE 1120 208 1120 176
WIRE -112 304 -112 272
WIRE 0 304 0 272
WIRE 0 304 -112 304
WIRE 128 304 128 272
WIRE 128 304 0 304
WIRE 224 304 224 272
WIRE 224 304 128 304
WIRE 400 304 400 256
WIRE 400 304 224 304
WIRE 496 304 496 192
WIRE 496 304 400 304
WIRE 608 304 608 288
WIRE 608 304 496 304
WIRE 976 304 976 272
WIRE 976 304 608 304
WIRE 1120 304 1120 272
WIRE 1120 304 976 304
WIRE 1216 304 1216 272
WIRE 1216 304 1120 304
WIRE -112 320 -112 304
FLAG -112 320 0
FLAG 1168 176 out
FLAG 608 -32 0
SYMBOL ind2 112 176 R0
WINDOW 0 -31 39 Left 2
WINDOW 3 -17 74 Left 2
SYMATTR InstName L1
SYMATTR Value 1
SYMATTR Type ind
SYMBOL ind2 240 176 M0
WINDOW 0 -30 40 Left 2
WINDOW 3 -56 71 Left 2
SYMATTR InstName L2
SYMATTR Value 440µ
SYMATTR Type ind
SYMBOL res 368 144 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName Ri
SYMATTR Value 4.7
SYMBOL current -112 192 R0
WINDOW 0 -61 27 Left 2
WINDOW 3 -76 -11 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName I1
SYMATTR Value SINE(0 1e-3 25k)
SYMBOL res 752 176 R180
WINDOW 0 36 76 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName R2
SYMATTR Value 120
SYMBOL cap 384 192 R0
SYMATTR InstName Cp
SYMATTR Value 230p
SYMBOL Opamps\\LT1028 608 112 R0
SYMATTR InstName U1
SYMBOL voltage 608 304 R180
WINDOW 0 36 69 Left 2
WINDOW 3 39 36 Left 2
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value 8
SYMBOL voltage 608 64 R180
WINDOW 0 24 96 Left 2
WINDOW 3 24 16 Left 2
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V2
SYMATTR Value 8
SYMBOL cap 768 80 R0
SYMATTR InstName C2
SYMATTR Value 4.7n
SYMBOL current 0 192 R0
WINDOW 0 -54 62 Left 2
WINDOW 3 -70 93 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName I3
SYMATTR Value SINE(0 1e-2 801k)
SYMATTR Value2 AC 1e-2
SYMBOL res 960 160 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R1
SYMATTR Value 100
SYMBOL ind 992 192 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L3
SYMATTR Value 220µ
SYMBOL cap 960 208 R0
SYMATTR InstName C1
SYMATTR Value 22n
SYMBOL cap 1104 208 R0
SYMATTR InstName C3
SYMATTR Value 27n
SYMBOL res 1200 176 R0
SYMATTR InstName R3
SYMATTR Value 220
TEXT 96 328 Left 2 !K1 L1 L2 21e-4
TEXT -184 -8 Left 2 !;ac dec 1000 100 1Meg
TEXT -184 24 Left 2 !.noise V(out) I1 dec 1000 1k 1Meg
TEXT -184 56 Left 2 !;tran 0 10m 0 10n