Version 4
SHEET 1 1124 680
WIRE -192 -144 -352 -144
WIRE 320 -144 -192 -144
WIRE 352 -144 320 -144
WIRE 496 -144 432 -144
WIRE 544 -144 496 -144
WIRE 752 -144 624 -144
WIRE 1008 -144 848 -144
WIRE 1056 -144 1008 -144
WIRE 752 -112 720 -112
WIRE 880 -112 848 -112
WIRE 720 -64 720 -112
WIRE 800 -64 720 -64
WIRE 880 -64 880 -112
WIRE 880 -64 800 -64
WIRE -352 -48 -352 -144
WIRE 496 -48 496 -144
WIRE -496 -32 -496 -64
WIRE -192 -32 -192 -144
WIRE 80 32 80 0
WIRE 320 80 320 -144
WIRE 320 80 272 80
WIRE 496 96 496 32
WIRE -608 128 -768 128
WIRE -496 128 -496 32
WIRE -496 128 -528 128
WIRE -352 128 -352 32
WIRE -352 128 -496 128
WIRE -320 128 -352 128
WIRE -192 128 -192 32
WIRE -192 128 -240 128
WIRE -32 128 -192 128
WIRE -768 144 -768 128
WIRE 800 144 800 -64
WIRE 816 144 800 144
WIRE -32 176 -48 176
WIRE -608 224 -768 224
WIRE -496 224 -528 224
WIRE -352 224 -496 224
WIRE -320 224 -352 224
WIRE -192 224 -240 224
WIRE -32 224 -192 224
WIRE 496 224 496 160
WIRE 320 272 272 272
WIRE -496 304 -496 224
WIRE -352 304 -352 224
WIRE -192 304 -192 224
WIRE 80 336 80 320
WIRE 800 384 800 144
WIRE 800 384 720 384
WIRE 864 384 800 384
WIRE -496 400 -496 368
WIRE 720 432 720 384
WIRE 752 432 720 432
WIRE 864 432 864 384
WIRE 864 432 848 432
WIRE -352 464 -352 384
WIRE -192 464 -192 368
WIRE -192 464 -352 464
WIRE 320 464 320 272
WIRE 320 464 -192 464
WIRE 352 464 320 464
WIRE 496 464 496 304
WIRE 496 464 432 464
WIRE 544 464 496 464
WIRE 752 464 624 464
WIRE 1008 464 848 464
WIRE 1056 464 1008 464
FLAG 80 336 0
FLAG 80 -80 0
FLAG -128 176 0
FLAG -496 400 0
FLAG -496 -64 0
FLAG 816 144 0
FLAG 1008 464 P
FLAG 1008 -144 N
SYMBOL Opamps\\LTC6406 96 176 R0
SYMATTR InstName U1
SYMBOL voltage 80 16 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 V1
SYMATTR Value 3
SYMBOL voltage -32 176 R90
WINDOW 0 -32 56 VBottom 2
WINDOW 3 32 56 VTop 2
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V2
SYMATTR Value 1.5
SYMBOL res -336 48 R180
WINDOW 0 36 76 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName R1
SYMATTR Value 300
SYMBOL res -512 112 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R2
SYMATTR Value 300
SYMBOL res -512 208 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R3
SYMATTR Value 300
SYMBOL res -336 400 R180
WINDOW 0 36 76 Left 2
WINDOW 3 36 40 Left 2
SYMATTR InstName R4
SYMATTR Value 300
SYMBOL res -336 144 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R5
SYMATTR Value 300
SYMBOL res -336 240 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R6
SYMATTR Value 300
SYMBOL cap -208 -32 R0
SYMATTR InstName C1
SYMATTR Value 6.8p
SYMBOL cap -208 304 R0
SYMATTR InstName C2
SYMATTR Value 6.8p
SYMBOL cap -512 304 R0
SYMATTR InstName C3
SYMATTR Value 30p
SYMBOL cap -512 -32 R0
SYMATTR InstName C4
SYMATTR Value 30p
SYMBOL voltage -768 128 R0
WINDOW 123 24 124 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V3
SYMATTR Value ""
SYMATTR Value2 AC 1m
SYMBOL res 448 -160 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R7
SYMATTR Value 15
SYMBOL res 448 448 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R8
SYMATTR Value 15
SYMBOL res 480 -64 R0
SYMATTR InstName R9
SYMATTR Value 2.2
SYMBOL cap 480 96 R0
SYMATTR InstName C5
SYMATTR Value 20p
SYMBOL ind 480 208 R0
SYMATTR InstName L1
SYMATTR Value 100n
SYMBOL res 640 -160 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R10
SYMATTR Value 15
SYMBOL res 640 448 R90
WINDOW 0 0 56 VBottom 2
WINDOW 3 32 56 VTop 2
SYMATTR InstName R11
SYMATTR Value 15
SYMBOL ltline 800 -128 R0
SYMATTR InstName O1
SYMATTR Value ltl
SYMBOL ltline 800 448 R0
SYMATTR InstName O2
SYMATTR Value ltl
TEXT 448 -288 Left 2 !.model ltl LTRA(len={length} R=100m L=250n C=100p)
TEXT -802 514 Left 2 !.ac dec 1k 10 3e9
TEXT 448 -240 Left 2 !.step param length list 0 0.1 05 1