* SPICE netlist
V1 N009 0 AC 1
L1 N004 N003 36 Rser=500m
C1 N004 N003 1
C2 N008 N004 .2
L2 N008 0 180 Rser=500m
L3 N004 0 1
L4 N005 N012 16
C3 N006 N005 20n
C4 N011 N012 20n
R1 N011 N015 10k
R2 N001 N006 10k
L5 N001 N006 3m
L6 N011 N015 3m
R3 N015 0 100
XU1 N011 N007 N010 N006 N013 0 Vout N002 AD8429 ;pnba IN-)RG1)RG2)IN+)VEE)REF)OUT)VCC
R4 N007 N010 50
V2 N002 0 5
V3 0 N013 5
R5 0 N001 100
L7 N003 N009 31 Rser=1.9
XU2 N014 0 Vout2 opamp Aol=100K GBW=10Meg ;pnba invin)noninvin)out
R6 N014 N017 1k
R7 N014 Vout 1k
R8 Vout2 N014 1k
XU3 0 N018 N019 N003 N020 0 N017 N016 AD8429 ;pnba IN-)RG1)RG2)IN+)VEE)REF)OUT)VCC
R9 N018 N019 250
V4 N016 0 5
V5 0 N020 5
.noise V(Vout2) V1 oct 100 10k 150k
K L3 L4 1
;ac oct 100 10k 150k

* LTspice schematic (.asc)
Version 4
SHEET 1 2144 1168
WIRE 16 -584 -112 -584
WIRE 16 -552 16 -584
WIRE 16 -440 16 -472
WIRE 16 -440 -32 -440
WIRE 48 -440 16 -440
WIRE 336 -408 288 -408
WIRE 336 -392 336 -408
WIRE -768 -360 -816 -360
WIRE -640 -360 -688 -360
WIRE -912 -312 -1072 -312
WIRE -816 -312 -816 -360
WIRE -816 -312 -912 -312
WIRE -640 -312 -640 -360
WIRE -560 -312 -640 -312
WIRE -384 -312 -560 -312
WIRE -224 -312 -304 -312
WIRE -32 -312 -32 -360
WIRE -32 -312 -160 -312
WIRE 48 -312 48 -360
WIRE 48 -312 -32 -312
WIRE 176 -312 48 -312
WIRE -912 -296 -912 -312
WIRE 336 -296 336 -312
WIRE -560 -280 -560 -312
WIRE 288 -280 288 -408
WIRE -816 -264 -816 -312
WIRE -752 -264 -816 -264
WIRE -640 -264 -640 -312
WIRE -640 -264 -688 -264
WIRE 176 -264 176 -312
WIRE 256 -264 176 -264
WIRE -384 -232 -384 -312
WIRE -304 -232 -304 -312
WIRE 256 -232 192 -232
WIRE 192 -216 192 -232
WIRE -560 -200 -560 -216
WIRE 512 -184 432 -184
WIRE 544 -184 512 -184
WIRE -912 -168 -912 -216
WIRE 256 -136 192 -136
WIRE 256 -104 176 -104
WIRE 368 -104 368 -120
WIRE -912 -72 -912 -88
WIRE -560 -72 -560 -120
WIRE -560 -72 -912 -72
WIRE -384 -72 -384 -152
WIRE -384 -72 -560 -72
WIRE -304 -72 -304 -152
WIRE -224 -72 -304 -72
WIRE -32 -72 -160 -72
WIRE 64 -72 -32 -72
WIRE 176 -72 176 -104
WIRE 176 -72 64 -72
WIRE 288 -72 288 -88
WIRE -32 -40 -32 -72
WIRE 64 -40 64 -72
WIRE 288 24 288 8
WIRE 512 40 512 -184
WIRE 624 40 512 40
WIRE 816 40 704 40
WIRE 912 40 816 40
WIRE 1072 40 992 40
WIRE -32 56 -32 40
WIRE 32 56 -32 56
WIRE 64 56 64 40
WIRE 64 56 32 56
WIRE 32 88 32 56
WIRE 320 152 272 152
WIRE 320 168 320 152
WIRE 32 184 32 168
WIRE 640 216 496 216
WIRE 816 216 816 40
WIRE 816 216 720 216
WIRE 912 216 816 216
WIRE 1072 232 1072 40
WIRE 1072 232 976 232
WIRE 912 248 816 248
WIRE 320 264 320 248
WIRE 272 280 272 152
WIRE -1072 296 -1072 -312
WIRE 240 296 -1072 296
WIRE 240 328 176 328
WIRE 176 344 176 328
WIRE 816 344 816 248
WIRE 496 376 496 216
WIRE 496 376 416 376
WIRE 240 424 176 424
WIRE 240 456 160 456
WIRE 352 456 352 440
WIRE 160 488 160 456
WIRE 272 488 272 472
WIRE 272 584 272 568
FLAG 336 -296 0
FLAG 288 24 0
FLAG 368 -104 0
FLAG 544 -184 Vout
FLAG -912 -72 0
FLAG -112 -584 0
FLAG 32 184 0
FLAG 816 344 0
FLAG 320 264 0
FLAG 272 584 0
FLAG 352 456 0
FLAG 160 488 0
FLAG 1072 232 Vout2
SYMBOL voltage -912 -184 R0
SYMATTR InstName V1
SYMATTR Value AC 1
SYMBOL ind -672 -376 R90
SYMATTR InstName L1
SYMATTR Value 36u
SYMATTR SpiceLine Rser=500m
SYMBOL cap -688 -280 R90
SYMATTR InstName C1
SYMATTR Value 1u
SYMBOL cap -544 -216 R180
SYMATTR InstName C2
SYMATTR Value .2u
SYMBOL ind -576 -216 R0
SYMATTR InstName L2
SYMATTR Value 180u
SYMATTR SpiceLine Rser=500m
SYMBOL ind2 -400 -248 R0
SYMATTR InstName L3
SYMATTR Value 1
SYMATTR Type ind
SYMBOL ind2 -320 -248 R0
SYMATTR InstName L4
SYMATTR Value 16
SYMATTR Type ind
SYMBOL cap -160 -328 R90
SYMATTR InstName C3
SYMATTR Value 20n
SYMBOL cap -160 -88 R90
SYMATTR InstName C4
SYMATTR Value 20n
SYMBOL res -48 -56 R0
SYMATTR InstName R1
SYMATTR Value 10k
SYMBOL res -48 -456 R0
SYMATTR InstName R2
SYMATTR Value 10k
SYMBOL ind 32 -456 R0
SYMATTR InstName L5
SYMATTR Value 3m
SYMBOL ind 48 -56 R0
SYMATTR InstName L6
SYMATTR Value 3m
SYMBOL res 16 72 R0
SYMATTR InstName R3
SYMATTR Value 100
SYMBOL OpAmps\\AD8429 288 -184 R0
SYMATTR InstName U1
SYMBOL res 176 -232 R0
SYMATTR InstName R4
SYMATTR Value 50
SYMBOL voltage 336 -408 R0
SYMATTR InstName V2
SYMATTR Value 5
SYMBOL voltage 288 24 R180
SYMATTR InstName V3
SYMATTR Value 5
SYMBOL res 0 -568 R0
SYMATTR InstName R5
SYMATTR Value 100
SYMBOL ind -928 -312 R0
SYMATTR InstName L7
SYMATTR Value 31u
SYMATTR SpiceLine Rser=1.9
SYMBOL OpAmps\\opamp 944 168 R0
SYMATTR InstName U2
SYMBOL res 736 200 R90
SYMATTR InstName R6
SYMATTR Value 1k
SYMBOL res 720 24 R90
SYMATTR InstName R7
SYMATTR Value 1k
SYMBOL res 1008 24 R90
SYMATTR InstName R8
SYMATTR Value 1k
SYMBOL OpAmps\\AD8429 272 376 R0
SYMATTR InstName U3
SYMBOL res 160 328 R0
SYMATTR InstName R9
SYMATTR Value 250
SYMBOL voltage 320 152 R0
SYMATTR InstName V4
SYMATTR Value 5
SYMBOL voltage 272 584 R180
SYMATTR InstName V5
SYMATTR Value 5