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5 - 9
5-3-2 TRANSMIT ADJUSTMENT FOR IC-F26-L
1) Select an adjustment item using cursor or [
↑
] / [
↓
] keys of the PC’s keyboard.
2) Set or modify the adjustment value as specifi ed using [
←
] / [
→
] keys of the PC’s keyboard, then push the [ENTER] key.
ADJUSTMENT
ADJUSTMENT CONDITION
OPERATION
ADJUSTMENT
ITEM
VALUE
TRANSMIT
OUTPUT
POWER
-Preparation-
1
–
• Connect an RF Power Meter to the
antenna connector.
–
–
-Adjustment-
Hi
2 • CH.
: CH.3
• Transmitting
1) Adjust the transmit output power
using [
←
] / [
→
] keys on the PC’s
keyboard.
2) Push the [ENTER] key to store the
adjust value.
[Power (Hi)]
4.0 W
L2
3 • CH.
: CH.4
• Transmitting
[Power (L2)]
2.0 W
L1
4 • CH.
: CH.5
• Transmitting
[Power (L1)]
1.0 W
DEVIATION
-Preparation-
1 • Connect a Modulation Analyzer
t o t h e a n t e n n a c o n n e c t o r
through an Attenuator.
• Set the Modulation Analyzer as;
HPF
:
OFF
LPF
: 20 kHz
De-emphasis
:
OFF
Detector
:
(P-P)/2
–
–
2 • Connect an Audio Generator
to the MIC line through the JIG
cable.
• Set the Audio Generator as;
Modulation
: 1 kHz
Level
: 40 mV rms
Wave form
: Sine wave
–
–
-Adjustment-
NARROW
3 • CH.
: CH.6
• Transmitting
1) Adjust the deviation using [
←
] / [
→
]
keys on the PC’s keyboard.
2) Push the [ENTER] key to store the
adjust value.
[MOD N]
±2.05–2.15
kHz
WIDE
4 • CH.
: CH.7
• Transmitting
[MOD Ratio]
±4.05–4.15
kHz
MODULATION
BALANCE
-Preparation-
1 • Connect a Modulation Analyzer
t o t h e a n t e n n a c o n n e c t o r
through an attenuator.
• Set the Modulation Analyzer as;
HPF
:
OFF
LPF
: 20 kHz
De-emphasis
:
OFF
Detector
:
(P-P)/2
–
–
• Connect an Oscilloscope to
the Detect ter minal of the
Modulation Analyzer.
–
–
–
-Adjustment-
NARROW
2 • CH.
: CH.8
• Transmitting
1) Adjust the waveform using [
←
] / [
→
]
keys on the PC’s keyboard.
2) Push the [ENTER] key to store the
adjust value.
[BAL N]
Square
waveform
WIDE
3 • CH.
: CH.9
• Transmitting
[BAL Ratio]
CTCSS/DTCS
DEVIATION
-Preparation-
1 • Connect a Modulation Analyzer
t o t h e a n t e n n a c o n n e c t o r
through an attenuator.
• Set the Modulation Analyzer as;
HPF
:
OFF
LPF
: 20 kHz
De-emphasis
:
OFF
Detector
:
(P-P)/2
–
–
-Adjustment-
2 • CH.
: CH.10
• Transmitting
1) Adjust the deviation using [
←
] / [
→
]
keys on the PC’s keyboard.
2) Push the [ENTER] key to store the
adjust value.
[CTCSS/DTCS]
±0.66–0.70
kHz
Flat
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