Version 4
SHEET 1 9740 1796
WIRE 48 -64 48 -80
WIRE 112 -64 48 -64
WIRE 416 -64 256 -64
WIRE 736 -64 480 -64
WIRE 112 -32 112 -64
WIRE 256 -32 256 -64
WIRE -304 -16 -304 -48
WIRE -176 -16 -176 -48
WIRE 48 -16 48 -64
WIRE 48 80 48 48
WIRE 112 80 112 48
WIRE 112 80 48 80
WIRE 256 80 256 48
WIRE 256 80 112 80
WIRE -304 96 -304 64
WIRE -176 96 -176 64
WIRE 640 160 640 144
WIRE 144 176 144 160
WIRE 560 176 560 112
WIRE 576 176 560 176
WIRE 608 176 576 176
WIRE 48 192 48 80
WIRE 80 192 48 192
WIRE 112 192 80 192
WIRE 736 192 736 -64
WIRE 736 192 672 192
WIRE 816 192 736 192
WIRE 864 192 816 192
WIRE 224 208 176 208
WIRE 272 208 224 208
WIRE 304 208 272 208
WIRE 400 208 368 208
WIRE 528 208 480 208
WIRE 560 208 528 208
WIRE 608 208 560 208
WIRE -304 224 -352 224
WIRE -224 224 -304 224
WIRE -128 224 -160 224
WIRE 16 224 -48 224
WIRE 48 224 16 224
WIRE 112 224 48 224
WIRE 640 240 640 224
WIRE 144 256 144 240
WIRE -304 304 -304 224
WIRE 48 384 48 224
WIRE 96 384 48 384
WIRE 224 384 224 208
WIRE 224 384 176 384
WIRE 560 384 560 208
WIRE 608 384 560 384
WIRE 736 384 736 192
WIRE 736 384 688 384
WIRE -304 432 -304 384
WIRE 48 480 48 384
WIRE 96 480 48 480
WIRE 224 480 224 384
WIRE 224 480 160 480
WIRE 560 480 560 384
WIRE 608 480 560 480
WIRE 736 480 736 384
WIRE 736 480 672 480
WIRE -208 880 -288 880
WIRE -64 880 -160 880
WIRE -160 896 -160 880
WIRE -208 912 -208 880
WIRE -208 992 -208 960
WIRE -160 992 -160 976
FLAG 48 -80 0
FLAG 864 192 OUT
IOPIN 864 192 Out
FLAG -304 432 0
FLAG -304 96 0
FLAG -176 96 0
FLAG -304 -48 +15V
FLAG -176 -48 -15V
FLAG 144 160 -15V
FLAG 640 144 -15V
FLAG 144 256 +15V
FLAG 640 240 +15V
FLAG -352 224 IN
IOPIN -352 224 In
FLAG 560 112 0
FLAG -208 992 0
FLAG -160 992 0
FLAG -288 880 in
FLAG -64 880 out2
DATAFLAG 816 192 "round($*10k)/10k"
DATAFLAG 272 208 "round($*10k)/10k"
DATAFLAG 16 224 "round($*10k)/10k"
DATAFLAG 528 208 "round($*10k)/10k"
DATAFLAG 576 176 "round($*10k)/10k"
DATAFLAG 80 192 "round($*10k)/10k"
SYMBOL cap -160 208 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C1
SYMATTR Value 1µ
SYMBOL cap 160 464 R90
WINDOW 0 0 32 VBottom 2
WINDOW 3 32 32 VTop 2
SYMATTR InstName C2
SYMATTR Value 10n
SYMBOL cap 64 48 R180
WINDOW 0 24 56 Left 2
WINDOW 3 24 8 Left 2
SYMATTR InstName C6
SYMATTR Value 10n
SYMBOL cap 304 224 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C3
SYMATTR Value 1µ
SYMBOL cap 416 -48 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C5
SYMATTR Value 1µ
SYMBOL cap 608 496 R270
WINDOW 0 32 32 VTop 2
WINDOW 3 0 32 VBottom 2
SYMATTR InstName C4
SYMATTR Value 10n
SYMBOL res -144 240 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R1
SYMATTR Value 1k
SYMBOL res 80 400 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R2
SYMATTR Value 10k
SYMBOL res 592 400 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R4
SYMATTR Value 100k
SYMBOL res 384 224 R270
WINDOW 0 32 56 VTop 2
WINDOW 3 0 56 VBottom 2
SYMATTR InstName R3
SYMATTR Value 1k
SYMBOL res 96 -48 R0
SYMATTR InstName R6
SYMATTR Value 10k
SYMBOL res 240 -48 R0
SYMATTR InstName R5
SYMATTR Value 1k
SYMBOL voltage -304 288 R0
WINDOW 3 -46 267 Left 2
WINDOW 123 27 90 Left 2
WINDOW 39 0 0 Left 2
SYMATTR Value PULSE(-2.5 +2.5 0 100n 100n 25u 50u)
SYMATTR Value2 AC 1
SYMATTR InstName V1
SYMBOL voltage -304 -32 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V2
SYMATTR Value 15
SYMBOL voltage -176 -32 R0
WINDOW 123 0 0 Left 2
WINDOW 39 0 0 Left 2
SYMATTR InstName V3
SYMATTR Value -15
SYMBOL Opamps\\UniversalOpamp2 144 208 M180
SYMATTR InstName U1
SYMBOL Opamps\\UniversalOpamp2 640 192 M180
SYMATTR InstName U2
SYMBOL e -160 880 R0
SYMATTR InstName X1
SYMATTR Value FILT6
SYMATTR Prefix X
TEXT -408 632 Left 2 ;.tran 0 10m 0 .1u uic
TEXT -408 672 Left 2 !.ac dec 1000 1k 100keg
TEXT 72 632 Left 2 !.options plotwinsize=0
TEXT 72 664 Left 2 !.four 20k V(out)
TEXT 96 824 Left 2 !.param R1=1k C1=1u R2=10k C2=10n\n.param R3=1k C3=1u R4=100k C4=10n\n.param R5=1k C5=1u R6=10k C6=10n\n.param T1=R1*C1 \n.param T2=R2*C2\n.param T3=R3*C3\n.param T4=R4*C4\n.param T5=R5*C5\n.param T6=R6*C6
TEXT -336 1112 Left 2 !.subckt FILT6 1 2 3 4\nE1 1 2 3 4  Laplace=\n+( (C3*C1*R2*R4)*s**2\n+ +(C5*C3*C1*R2*R4*R6 + C5*C3*C1*R2*R4*R5 + C6*C3*C1*R2*R4*R6)*s**3\n+ +(C6*C5*C3*C1*R2*R4*R5*R6)*s**4 )/\n+ ( 1\n+ +(C1*R1 + C2*R2 + C3*R3 + C4*R4 + C5*R6 + C5*R5 + C6*R6)*s\n+ +(C2*C1*R1*R2 + C3*C1*R1*R3 + C4*C1*R1*R4 + C5*C1*R1*R6 + C5*C1*R1*R5 + C6*C1*R1*R6 + C3*C2*R2*R3 + C4*C2*R2*R4 + C5*C2*R2*R6 + C5*C2*R2*R5 + \n+    C6*C2*R2*R6 + C4*C3*R3*R4 + C5*C3*R4*R6 + C5*C3*R3*R6 + C5*C3*R3*R5 + C6*C3*R3*R6 + C5*C4*R4*R6 + C5*C4*R4*R5 + C6*C4*R4*R6 + C6*C5*R5*R6)*s**2\n+ +(C3*C2*C1*R1*R2*R3 + C4*C2*C1*R1*R2*R4 + C5*C2*C1*R1*R2*R6 + C5*C2*C1*R1*R2*R5 + C6*C2*C1*R1*R2*R6 + C4*C3*C1*R1*R3*R4 + C5*C3*C1*R2*R4*R6 +\n+    C5*C3*C1*R1*R4*R6 + C5*C3*C1*R1*R3*R6 + C5*C3*C1*R1*R3*R5 + C6*C3*C1*R1*R3*R6 + C5*C4*C1*R1*R4*R6 + C5*C4*C1*R1*R4*R5 + C6*C4*C1*R1*R4*R6 + \n+    C6*C5*C1*R1*R5*R6 + C4*C3*C2*R2*R3*R4 + C5*C3*C2*R2*R4*R6 + C5*C3*C2*R2*R3*R6 + C5*C3*C2*R2*R3*R5 + C6*C3*C2*R2*R3*R6 + C5*C4*C2*R2*R4*R6 + \n+    C5*C4*C2*R2*R4*R5 + C6*C4*C2*R2*R4*R6 + C6*C5*C2*R2*R5*R6 + C5*C4*C3*R3*R4*R6 + C5*C4*C3*R3*R4*R5 + C6*C4*C3*R3*R4*R6 + C6*C5*C3*R3*R5*R6 + \n+    C6*C5*C4*R4*R5*R6)*s**3\n+ +(C4*C3*C2*C1*R1*R2*R3*R4 + C5*C3*C2*C1*R1*R2*R4*R6 + C5*C3*C2*C1*R1*R2*R3*R6 + C5*C3*C2*C1*R1*R2*R3*R5 + C6*C3*C2*C1*R1*R2*R3*R6 + \n+    C5*C4*C2*C1*R1*R2*R4*R6 + C5*C4*C2*C1*R1*R2*R4*R5 + C6*C4*C2*C1*R1*R2*R4*R6 + C6*C5*C2*C1*R1*R2*R5*R6 + C5*C4*C3*C1*R1*R3*R4*R6 + \n+    C5*C4*C3*C1*R1*R3*R4*R5 + C6*C4*C3*C1*R1*R3*R4*R6 + C6*C5*C3*C1*R1*R3*R5*R6 + C6*C5*C4*C1*R1*R4*R5*R6 + C5*C4*C3*C2*R2*R3*R4*R6 + \n+    C5*C4*C3*C2*R2*R3*R4*R5 + C6*C4*C3*C2*R2*R3*R4*R6 + C6*C5*C3*C2*R2*R3*R5*R6 + C6*C5*C4*C2*R2*R4*R5*R6 + C6*C5*C4*C3*R3*R4*R5*R6)*s**4\n+ +(C5*C4*C3*C2*C1*R1*R2*R3*R4*R6 + C5*C4*C3*C2*C1*R1*R2*R3*R4*R5 + C6*C4*C3*C2*C1*R1*R2*R3*R4*R6 + C6*C5*C3*C2*C1*R1*R2*R3*R5*R6 + \n+    C6*C5*C4*C2*C1*R1*R2*R4*R5*R6 + C6*C5*C4*C3*C1*R1*R3*R4*R5*R6 + C6*C5*C4*C3*C2*R2*R3*R4*R5*R6)*s**5\n+ +(C6*C5*C4*C3*C2*C1*R1*R2*R3*R4*R5*R6)*s**6 )\n+ method=2\n.ends
TEXT 856 872 Left 7 ;LAPLACE
TEXT 888 296 Left 2 ;Harmonic        Frequency        Fourier        Normalized       Phase          Normalized\n Number           [Hz]          Component        Component      [degree]        Phase [deg]\n    1           2.000e+04       5.283e+00       1.000e+00        -165.59°           0.00°\n    2           4.000e+04       3.742e-03       7.083e-04         -88.45°          77.14°\n    3           6.000e+04       7.992e-02       1.513e-02         179.23°         344.82°\n    4           8.000e+04       8.205e-04       1.553e-04         -92.24°          73.35°\n    5           1.000e+05       1.647e-02       3.117e-03         176.43°         342.03°\n    6           1.200e+05       3.562e-04       6.742e-05         -94.64°          70.95°\n    7           1.400e+05       5.911e-03       1.119e-03         174.23°         339.83°\n    8           1.600e+05       1.985e-04       3.757e-05         -96.75°          68.84°\n    9           1.800e+05       2.765e-03       5.233e-04         172.10°         337.69°\nTotal Harmonic Distortion: 1.551019%
LINE Normal -128 336 -256 336 2
LINE Normal -128 528 -128 336 2
RECTANGLE Normal 1904 1792 -416 736 2