[2-44
c;—–
uJl.(-t)
t
\
uJ,lt)
1
–
‘-
-r
£–(
–
INSTRUCTOR SOLUTIONS MANUAL
(United States Edition)
Digital & Analog Comm. Systems
8th Edition, L. W. Couch, II
1
to..
T~
Lt L To :
~/L
0
‘t/t\
“‘-
~
(/-2~)J.1
+ \ (1-f2ri)d;;
45
2–I
(0.)
Rwl-U)’::’
<
1Vf..’f.1
w-lf..
n)
>
;:..
<‘
[5
f
/2.
cos~
~]
[5
+12.
Gbs(
LJ
o
Et
it:)
[]
27
INSTRUCTOR SOLUTIONS MANUAL
(United States Edition)
Digital & Analog Comm. Systems
8th Edition, L. W. Couch, II
(b.)
0Jw
(-0
:::.J[~kl(0)J
=-1[2)
172
[bS(~7n
=-j-[J-5J
+
71
~”
-zj]
–
‘1
[eJlAl”!’1
e-
j
~Z-]
=-
15 f
tr)
f
1.[
J(.r-f;)
-I
7.£.
f(f\)
9
rflv(f)::
J.Ef(f)
-f
sb[(f–{\j
-fJbcf(f-ffo)
I
2-46
I
..8~~
+hQ..
‘1C4teraJ
reJ~tI
/J
vJ\>y-~e4
DW~
JlvvVK-
OVui
+h~
r-esutr
~Y-
-I
Ae-
JpeLI~1
We
w4~;
2B
INSTRUCTOR SOLUTIONS MANUAL
(United States Edition)
Digital & Analog Comm. Systems
8th Edition, L. W. Couch, II
‘l-4bt
C6hi’d
N’)(J
~vt~
t>l’\-i
th
e
~
e4\erq)
r-el’tlt.
.w-l-t)’=-
A,
CW~jt;’~I)
+
Al…
c~
lWct..
i~L)
f~v.J)
{<.;tj
(Wi”l.1
~
-rr,),
lV
J
‘::W2-1
‘h DJ
w/t~LJ
RJoA2)::’
A
J
CDs(~·rz,)
t
/1/17-
/
…
-~1
k
fW
7-
-f
();
-&:]>
T
1.
~L{l.Vl.-‘
Ul.
l
1…
I
r
(t)$
(
l.·rz,
‘f
&)-&1..)
) W
j
‘:’
W1.]
~
R,.Jz,J-:.f
*17rtfAJlt{,ar(e2.-~}cnIf.JIi)J
W{I0..(+fL~(t.JJ.)
D
Jl0f
W
J
ThlAJ
j
fhe
~l1eY{l;1
resu
H
if;
INSTRUCTOR SOLUTIONS MANUAL
(United States Edition)
Digital & Analog Comm. Systems
8th Edition, L. W. Couch, II
I
2-48
1&
‘)
\j
bt
~
_\
\ T
~
(‘
-t)
dt
T
.
‘”
~
[-“LA
*-
(
3.
b
A
~;
‘”
(
If’
( &–
2))
d
tJ
T
(b.)
\jtyA~
:::.
~<
~/tt)
dt
:::
~
l
[-A
\1
2.
o
+
\’
[As;V\
11′
t(
f dt
I]
o
=:
.K
[
2.
+
~
~iV\
“L(,ft,}
J-f( JI
s 0
(c.)
~(-t)
::
;:
~'”
e)V\vJ
o-t .
cV
o ::
“2
if
:=
27f
vt:.-oe
)
~
:s
31
INSTRUCTOR SOLUTIONS MANUAL
(United States Edition)
Digital & Analog Comm. Systems
8th Edition, L. W. Couch, II
}:t>
~
¥Dc
::-
–
D.
4=5t
J:l
A
(d)
S(·(j
-:..
~
en
~(.(-h~)
N~f~;-n,~IWr
~Sofkf1~fJ
ia-
~;yeJt
,h
P1-’15.
32.
INSTRUCTOR SOLUTIONS MANUAL
(United States Edition)
Digital & Analog Comm. Systems
8th Edition, L. W. Couch, II
a L
-t
Lb
I
2-49
1 –
7.
·
~
T LL { L
2′
s
7;.
S,
(t)
‘”
A,
(‘
0 s
(w,
t
-f-
cP,j
(0.)
oJ,
~
Wz.
)
<:P,
-::
42. b –
“2.~T”2..
<_
slt:)~,(t:)
Jt
~
\ S,2{t)J-t.
=/:
0
-2.5’1′(.
a
~..
v\6~_\
(b.)
w,
‘”
c.J,
~
cP
,
::-
d~
+ ‘!tIL ;
b . h
<;
S,(tJ’SaULJt:=
A,A?.
(Co<;0/)Cd
S0
2
t+7J)
33
INSTRUCTOR SOLUTIONS MANUAL
(United States Edition)
Digital & Analog Comm. Systems
8th Edition, L. W. Couch, II
((.)
uJ,
~
71’vJ~
~
eP
I
::.
ep
Z
:::.
~
( b
s,
al
~z.al
J t
:::
Li
–
¥L
[~
~u~
P,,-I)WLt(J
t
-f
f
:0<
[c7l
f/
)W
L
-qc1-t[
:f
0
:~
Au1–l-
INSTRUCTOR SOLUTIONS MANUAL
(United States Edition)
Digital & Analog Comm. Systems
8th Edition, L. W. Couch, II
—
INSTRUCTOR SOLUTIONS MANUAL
(United States Edition)
Digital & Analog Comm. Systems
8th Edition, L. W. Couch, II
7…-
50.
CdV’
-\
‘d
(
~
.)
u.J
(
=-
w
~
.)
cP,
::
4>
2-
~
rr
=.
rr
(
cd
,\
U-J::;:
uJ
..
1-
=
cP
::
0
) f
Z.
~
<p,
~
<,0:.
\ =
A,
c..C)<,(2w~-t)
T A
~
Cvt,
(w~t)
sa)
:::
A,
to,>
(“lw1t
+
7/)
+-A2.
cos~~t)
36
INSTRUCTOR SOLUTIONS MANUAL
(United States Edition)
Digital & Analog Comm. Systems
8th Edition, L. W. Couch, II
1 2–
51
I
~
e
r-
“
{)
dI’C
(;.);
+k
p~’c)
~
2.
It
37
INSTRUCTOR SOLUTIONS MANUAL
(United States Edition)
Digital & Analog Comm. Systems
8th Edition, L. W. Couch, II
38
INSTRUCTOR SOLUTIONS MANUAL
(United States Edition)
Digital & Analog Comm. Systems
8th Edition, L. W. Couch, II
38
INSTRUCTOR SOLUTIONS MANUAL
(United States Edition)
Digital & Analog Comm. Systems
8th Edition, L. W. Couch, II
~
(j)
~
0.1
e
~
.::j
E
=-
Lf
..
fD
=-
D.
TfS’
~
=-
c
I
2-57
I
Tv-om
(1–
IYJ)
Cb~\~
vlo-l:.J
a.
n
(;\
srn
l
\\
w”t)
a'(~
~r\h\)~\)~Ct\
\)V~\r
+h~
lV\i.erv
w
\
i-O
INSTRUCTOR SOLUTIONS MANUAL
(United States Edition)
Digital & Analog Comm. Systems
8th Edition, L. W. Couch, II
42.
INSTRUCTOR SOLUTIONS MANUAL
(United States Edition)
Digital & Analog Comm. Systems
8th Edition, L. W. Couch, II
1
2–
62
I
Co::.
t.
r~li:)Ji.
~
f r
hJcR
=:c
H-~f)r
~
1
Pbr
hjC
0
-1’0
–
J..
-2..
0
til
e-
JI111t
eli
C”
=.
t.
r~}
iJ
JlWv{
=-
f.
r
I
2-63
I WfO
q
D””
Go
=-1,
o.~
~
H~~
w,]
=-
0J
bit
>;:.-
2
~
[e
ll
l-=–k
117’0
J(>P
I
2-64
I
tJJe
(2-
flD)
ahd
{2
‘-IJ~}
(a..)
en:
{,
NO
J
o
INSTRUCTOR SOLUTIONS MANUAL
(United States Edition)
Digital & Analog Comm. Systems
8th Edition, L. W. Couch, II
~
-64.
(a.)
CdV’
+d
14
(A~A-t
dv'”
eftA
‘”
AeJi
v:::
e.
J
:;:::jW
~(f)
:::
A
[e.-~w:~u)Te.-)w=\]
0=-
(b.)
‘Xv-
/?e.
f
~'”
~
; 0″‘”‘
r_
i
~'”
~
INSTRUCTOR SOLUTIONS MANUAL
(United States Edition)
Digital & Analog Comm. Systems
8th Edition, L. W. Couch, II
2
65
1 –I
r;?:J
•
VI
i
~(.
~k7.:t
11
•
I1W’it)
AAJ(i)
=Z C
I1
eJ
~
::.
Co
+
L.\C..,
e”
~
t
(,-11
e-
b
_
11~-~
+
$:
(,
c~1
ejLb
~j
111<1.1:
+
1(’11e-jL5~
e
_jt1Wr,i:)
~
-£.rtf)
~
y~
..1:I
c.,,::
it)
INSTRUCTOR SOLUTIONS MANUAL
(United States Edition)
Digital & Analog Comm. Systems
8th Edition, L. W. Couch, II