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4 efl8Ttt
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8.5in 8Tt
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Aiilitude
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b
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6
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phase10
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I
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a
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晉 發
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with period 2
Sin 7Tt
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f
xf t
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3n
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1
1
is
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òiit
Tltl
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i 8 it
5
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p筑
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ǎ A tltětǜ _ǎifǎ 哥 A 1 cos2wtto dt
Ā ǎi F.tl苦兕 A IAEIA
E Jo Alsiniwttolldt J.at 1 co5wttO dt
JoA2dt JoACo5wtto dt JoAdt
iffltcoszlwttolldt
tzif.tl
will
d which
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Tiil
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Tltl
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power signal
t
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s.in
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itst
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cs E
T
Èxzttzxttztx Ē
之
2
P tfilxatlidt
t
t.lt
tlJ.it ĪÉ idttftdtj
dt
titzixttztxi
之
4Fi
xttl is energy signal
0
t
is
t
7 lt6T't.uctl
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x
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P
which will diverge
lloiIilx.ltidt loiJTo49dt
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d
t
2 0s 4Tt
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E Sglzcos4ntlpdt
dP
it.flz.cosc4Ttlpdt 8EC054ntldt
4
É 1 os 8Ttldt
ltl is power signal
4 tl吉
2 w
t