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Icom ic-2730A - Transmit Adjustment

Icom ic-2730A
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5-4
ADJUSTMENT
ADJUSTMENT
ITEM
OPERATION VALUE
MODULATION
BALANCE
-LEFT BAND-
(BAND LOW)
[FM]
[rdE]
1 1) Connect a modulation analyzer to the antenna connector through
an attenuator, and then set it as;
HPF: OFF
LPF: 20 kHz
De-emphasis: OFF
Detector: (P-P)/2
2) No audio signal is applied to the JIG cable.
3) While transmitting, adjust the modulation balance using [DIAL],
and then push [MW] to store the adjustment value.
±4.0 kHz
[FM-N]
[rdE] (NAR) 2 ±2.0 kHz
(BAND CENTER)
[FM]
[rdE]
3
±4.0 kHz
[FM-N]
[rdE] (NAR) 4 ±2.0 kHz
(BAND HIGH)
[FM]
[rdE]
5
±4.0 kHz
[FM-N]
[rdE] (NAR) 6 ±2.0 kHz
-RIGHT BAND-
(BAND LOW)
[FM]
[rdE]
7
±4.0 kHz
[FM-N]
[rdE] (NAR) 8 ±2.0 kHz
(BAND CENTER)
[FM]
[rdE]
9
±4.0 kHz
[FM-N]
[rdE] (NAR) 10 ±2.0 kHz
(BAND HIGH)
[FM]
[rdE]
11
±4.0 kHz
[FM-N]
[rdE] (NAR) 12 ±2.0 kHz
TONE DEVIATION
-CTCSS-
[Left band]
[CtC]
1 1) Connect a modulation analyzer to the antenna connector through
an attenuator, and then set it as;
HPF: OFF
LPF: 20 kHz
De-emphasis: OFF
Detector: (P-P)/2
2) No audio signal is applied to the JIG cable.
3) While transmitting, adjust the tone deviation using [DIAL], and
then push [MW] to store the adjustment value.
±0.75 kHz
[Right band]
2
-DTCS-
[Left band]
[dtC]
3
[Right band]
4
5-3 TRANSMIT ADJUSTMENTS (Continued)
Select an adjustment item using [DUP MONI]/[LOW DTMF], and then set the adjustment value as specifi ed using [DIAL].

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