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Notes :
•
Use TP10l for VHF Lo, Air
an
d
VHF Hi band
adlustrnent.
• Use
TP102 for
UHF Lo
band
adlustment.
Scope
•
'-"
Un
it
TP10l!102
:;/
Under Test
f\
..,j,.
V
H
Sw eep
J,.
Generator
I
IJr
,.,.
'"
Ant Jack
Figure 3
-
-
136.000
121.00
Freq (MHz)
Figure 5
10S
.00
•
,...
i'
'I
I
1
,
j\
I
I
!
I
QJ
U>
c
-
3
o
Q.
U>
QJ
cr:
al
0
"C
-
-
54
41.005
Freq (MHz
)
Figure 4
30
7i'\
I
I
I
r
,
I
I
i\
I
/:
J
I
~
o
QJ
-
3
U>
c
o
-
6
Q.
U>
QJ
cr:
-
-6
QJ
U>
C
o
Q.
U>
QJ
cr:
o
-
a l
"C
-
-
3
QJ
U>
C
o
Q.
U>
QJ
cr:
•
I
I
I
I
..!.
I
I
,
I
I
I
I
1
I
,
I
I
,
I
I
I
:
I
\
!
I
-
a l
"C
o
h
I
I
I
L
I
I
I
,
I
I
I
I
I
1
I
i
!
: -,
136
.005
155
F
req
(MHz
)
Figure e
174
3S0
451
Freq (MHz)
Figure 7
51
2
Overall
Alignment
and Sensit ivity Measurement
Step
Control Setting
Test Instrument
Adjust
Remarks
Connection
•
OFF/
VOLUME Control:
Connect FM signa I
TC104 Readjust TC104 for
•
gener-
rnaxirnurn
10
ON
ator to the ANT jack and AC
sensitivity.
SQUELCH
Contro
t
CCW SSVM to EAR jack acrass 8
Select channel 10.
ohm dummy load. Fig.8.
OFF/
VOLUME Control:
Connect AM signa I gener-
n07
1) Adjust T109 tor maximum
ON
ator to the ANT jack and AC
n09
sensit ivit y.
11
SQUELCH
Control.
CCW SSVM to EAR jack acrass
8
T110
2)
Adjust T11 0 for minimum
Select channel 5.
ohm dummy load. Fig.9.
THD.
3)
Readjust T107 for maxi-
mum sensltlvlty.
OFF/
VOLUME Control:
Same as step 10.
T10e
Adlust TC10e for
•
maximum
12
ON
sensitivity.
SQUELCH
CONTROL:CCW
Select channel 13.
A
nt.
Jac k
Ear
Jack
Scope
Ant. Jack
Ea
r
Jack
Scope
Un
it
Unit
Under T
est
~
Under Test
~
FM
8
0
8
0
AM Signa'
Generator
Signa'
Generator
Ohm
0
Ohm
0
Figure
8
Figure
9
-13
-
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