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5-4 DEVIATION ADJUSTMENTS
Select an adjustment item using [2]
/ [8] keys, then set the adjustment value as specifi ed using [DIAL].
ADJUSTMENT
ADJUSTMENT CONDITION
OPERATION
ADJUSTMENT
ITEM
VALUE
FM DEVIATION
[PREPARATION]
0
• Supply voltage : 7.4 V
1) C o n n e c t a M o d u l a t i o n
A n a l y ze r t o t h e a n t e n n a
c o n n e c t o r t h r o u g h a n
Attenuator.
2) Connect an Audio Generator
to the JIG cable (see the
page 5-1).
–
–
(@1 kHz)
[VHF (BAND LOW)]
1
• Displayed freq. : "
"
• Transmitting
1) Set the Audio Generator as;
Frequency
: 1 kHz
Level
: 90 mVrms
2) Adjust the deviation using
[DIAL], then release the PTT
and push [BAND] to store the
adjustment value.
[
(/8
]
4.2–4.3 kHz
[VHF (BAND HIGH)]
2
• Displayed freq. : "
"
• Transmitting
[UHF (BAND LOW)]
3
• Displayed freq. : "
"
• Transmitting
[UHF (BAND HIGH)]
4
• Displayed freq. : "
"
• Transmitting
(@300 Hz)
[VHF (BAND LOW)]
5
• Channel
: "
"
• Transmitting
1) Set the Audio Generator as;
Frequency
: 300 Hz
Level
: 90 mVrms
2) Adjust the deviation using
[DIAL], then release the PTT
and push [BAND] to store the
adjustment value.
[
(/4
]
4.0–4.1 kHz
[VHF (BAND HIGH)]
6
• Displayed freq. : "
"
• Transmitting
[UHF (BAND LOW)]
7
• Displayed freq. : "
"
• Transmitting
[UHF (BAND HIGH)]
8
• Displayed freq. : "
"
• Transmitting
5 - 11
MODULATION ANALYZER
(0.1–500 MHz)
SETTING
HPF :
OFF
LPF :
20
kHz
De-emphasis :
OFF
Detector :
(P-P)/2
ATTENUATOR
(30 dB/10 W)
JIG cable
(See the page 5-1)
(4
#(/
5.1
7.4 V
Fusese
(3A)
DC power supply
⊕
−
–
+
Be sure the polarity.
To the battery contact pins