Version 4
SHEET 1 1208 680
WIRE -112 48 -192 48
WIRE 0 48 -112 48
WIRE 32 48 0 48
WIRE 144 48 112 48
WIRE 176 48 144 48
WIRE 288 48 256 48
WIRE -192 96 -192 48
WIRE 144 128 144 48
WIRE 176 128 144 128
WIRE 288 144 288 48
WIRE 288 144 240 144
WIRE 320 144 288 144
WIRE 0 160 0 48
WIRE 48 160 0 160
WIRE 144 160 112 160
WIRE 176 160 144 160
WIRE -192 224 -192 176
WIRE 0 256 0 160
WIRE 32 256 0 256
WIRE 144 256 144 160
WIRE 144 256 112 256
WIRE 176 256 144 256
WIRE 288 256 256 256
FLAG 288 256 0
FLAG -192 224 0
FLAG 320 144 out
FLAG -112 48 in
SYMBOL Misc\\EuropeanResistor 16 64 R270
WINDOW 0 27 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName R1
SYMATTR Value 2k
SYMBOL Misc\\EuropeanResistor 160 64 R270
WINDOW 0 27 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName R2
SYMATTR Value 2k
SYMBOL Misc\\EuropeanResistor 160 272 R270
WINDOW 0 27 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName R3
SYMATTR Value 4k
SYMBOL Opamps\\opamp 208 80 R0
SYMATTR InstName U1
SYMATTR SpiceLine Aol=1000K
SYMATTR SpiceLine2 GBW=100Meg
SYMBOL voltage -192 80 R0
WINDOW 123 24 124 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V1
SYMATTR Value 0
SYMATTR Value2 AC 1
SYMBOL ind 16 272 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 5 56 VBottom 2
SYMATTR InstName L1
SYMATTR Value 10m
SYMATTR SpiceLine Rser=0
SYMBOL cap 48 176 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C1
SYMATTR Value 10n
TEXT -200 376 Left 2 !.lib opamp.sub
TEXT -200 344 Left 2 !.ac dec 100 1k 100k
TEXT -208 -40 Left 2 ;F(s) = (1-s*L/(4*R)+s^2*L*C)/(1+s*L/(4*R)+s^2*L*C)