* SPICE netlist
I1 0 N001 AC 1.
I2 0 N005 AC 1.
I3 0 N009 AC 1.
I4 0 N013 AC 1.
R1 N001 0 1
C4 N004 N003 1.125
C5 OUT1 0 .3396
C2 N002 N001 1.125
C3 N003 0 1.099
C1 N001 0 .3396
C9 N008 N007 .9785
C10 OUT2 0 .3903
C7 N006 N005 .9785
C8 N007 0 1.263
C6 N005 0 .3903
C14 N012 N011 .8103
C15 OUT3 0 .4714
C12 N010 N009 .8103
C13 N011 0 1.526
C11 N009 0 .4714
C19 N016 N015 .6177
C20 OUT4 0 .6177
C17 N014 N013 .6177
C18 N015 0 2
C16 N013 0 .6177
L4 N004 OUT1 .8890
L5 OUT1 0 2.945
L2 N002 N003 .8890
L3 N003 0 .9099
L1 N001 0 2.945
L9 N008 OUT2 1.022
L10 OUT2 0 2.562
L7 N006 N007 1.022
L8 N007 0 .7918
L6 N005 0 2.562
L14 N012 OUT3 1.234
L15 OUT3 0 2.1213
L12 N010 N011 1.234
L13 N011 0 .6553
L11 N009 0 2.1213
L19 N016 OUT4 1.617
L20 OUT4 0 1.617
L17 N014 N015 1.617
L18 N015 0 .5
L16 N013 0 1.617
R2 OUT1 0 1
R3 N005 0 1
R4 OUT2 0 1
R5 N009 0 1
R6 OUT3 0 1
R7 N013 0 1
R8 OUT4 0 1
.ac oct 50 .01 3

* LTspice schematic (.asc)
Version 4
SHEET 1 1344 736
WIRE -528 -352 -672 -352
WIRE -400 -352 -528 -352
WIRE -272 -352 -400 -352
WIRE -192 -352 -272 -352
WIRE -112 -352 -128 -352
WIRE 32 -352 -32 -352
WIRE 144 -352 32 -352
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WIRE 304 -352 288 -352
WIRE 416 -352 384 -352
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WIRE -672 -336 -672 -352
WIRE -528 -336 -528 -352
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WIRE -672 -240 -672 -256
WIRE -528 -240 -528 -256
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WIRE -528 -32 -528 -48
WIRE -400 -32 -400 -64
WIRE -272 -32 -272 -48
WIRE 32 -32 32 -64
WIRE 144 -32 144 -48
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WIRE 304 64 288 64
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WIRE 672 64 528 64
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WIRE 672 80 672 64
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WIRE -400 176 -400 144
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WIRE 416 176 416 144
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WIRE 672 176 672 160
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WIRE -400 368 -400 336
WIRE -272 368 -272 352
WIRE 32 368 32 336
WIRE 144 368 144 352
WIRE 416 368 416 336
WIRE 528 368 528 352
WIRE 672 368 672 352
FLAG 672 256 OUT4
FLAG 672 64 OUT3
FLAG 672 -144 OUT2
FLAG 672 -352 OUT1
FLAG -672 -240 0
FLAG -528 -240 0
FLAG -400 -240 0
FLAG -272 -240 0
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FLAG 144 -240 0
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FLAG 528 -240 0
FLAG 672 -240 0
FLAG -672 -32 0
FLAG -528 -32 0
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FLAG 528 -32 0
FLAG 672 -32 0
FLAG -672 176 0
FLAG -528 176 0
FLAG -400 176 0
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FLAG 32 176 0
FLAG 144 176 0
FLAG 416 176 0
FLAG 528 176 0
FLAG 672 176 0
FLAG -672 368 0
FLAG -528 368 0
FLAG -400 368 0
FLAG -272 368 0
FLAG 32 368 0
FLAG 144 368 0
FLAG 416 368 0
FLAG 528 368 0
FLAG 672 368 0
SYMBOL CURRENT -672 -256 M180
SYMATTR InstName I1
SYMATTR Value AC 1.
SYMBOL CURRENT -672 -48 M180
SYMATTR InstName I2
SYMATTR Value AC 1.
SYMBOL CURRENT -672 160 M180
SYMATTR InstName I3
SYMATTR Value AC 1.
SYMBOL CURRENT -672 352 M180
SYMATTR InstName I4
SYMATTR Value AC 1.
SYMBOL RES -544 -352 R0
SYMATTR InstName R1
SYMATTR Value 1
SYMBOL CAP 288 -368 R90
SYMATTR InstName C4
SYMATTR Value 1.125
SYMBOL CAP 400 -336 R0
SYMATTR InstName C5
SYMATTR Value .3396
SYMBOL CAP -128 -368 R90
SYMATTR InstName C2
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SYMBOL CAP 16 -336 R0
SYMATTR InstName C3
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SYMBOL CAP -416 -336 R0
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SYMBOL CAP 288 -160 R90
SYMATTR InstName C9
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SYMBOL CAP 400 -128 R0
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SYMBOL CAP -128 -160 R90
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SYMBOL CAP 16 -128 R0
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SYMBOL CAP -416 -128 R0
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SYMBOL CAP 288 48 R90
SYMATTR InstName C14
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SYMBOL CAP 400 80 R0
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SYMBOL CAP -128 48 R90
SYMATTR InstName C12
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SYMBOL CAP 16 80 R0
SYMATTR InstName C13
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SYMBOL CAP -416 80 R0
SYMATTR InstName C11
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SYMBOL CAP 288 240 R90
SYMATTR InstName C19
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SYMBOL CAP 400 272 R0
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SYMBOL CAP -128 240 R90
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SYMBOL CAP 16 272 R0
SYMATTR InstName C18
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SYMBOL CAP -416 272 R0
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SYMATTR InstName L4
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SYMBOL IND2 512 -352 R0
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SYMBOL IND2 -128 -336 R270
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SYMBOL IND2 128 -352 R0
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