5-4
ADJUSTMENT ITEM
ADJUSTMENT
CONDITIONS
OPERATION VALUE
144 MHz Band
FM DEVIATION
(Band A)
(Band Low) (FM)
[FMS]
1• Connect a modulation
analyzer with an oscil-
loscope to the antenna
connector, through an
attenuator, and set it as:
HPF: OFF
LPF: 20 kHz
De-emphasis: OFF
Detector: (P–P)/2
• Connect an audio gen-
erator to the [MIC] jack,
and set it as:
Frequency: 1 kHz
Level:
80 mV rms (For [USA])
20 mV rms (Except [USA])
• Transmitting
Rotate Band B [DIAL] to ad-
just the deviation, and then
touch [ENT] during transmit.
±4.2 kHz
(FM-N)
[FMS]
2 ±2.1 kHz
(Band Center)
(FM)
[FMS]
3 ±4.2 kHz
(FM-N)
[FMS]
4 ±2.1 kHz
(Band High) (FM)
[FMS]
5 ±4.2 kHz
(FM-N)
[FMS]
6 ±2.1 kHz
430 MHz Band
FM DEVIATION
(Band B)
(Band Low) (FM)
[FMS]
1 ±4.2 kHz
(FM-N)
[FMS]
2 ±2.1 kHz
(Band Center)
(FM)
[FMS]
3 ±4.2 kHz
(FM-N)
[FMS]
4 ±2.1 kHz
(Band High) (FM)
[FMS]
5 ±4.2 kHz
(FM-N)
[FMS]
6 ±2.1 kHz
144 MHz Band
FM MODULATION
BALANCE
(Band A)
(Band Low) (FM)
[FMB]
1• Connect a modulation
analyzer with an oscil-
loscope to the antenna
connector, through an
attenuator, and set as:
HPF: OFF
LPF: 20 kHz
De-emphasis: OFF
Detector: (P–P)/2
• No audio applied.
• Transmitting
Rotate Band B [DIAL] to ad-
just the deviation, and then
touch [ENT] during transmit.
±4.2 kHz
(FM-N)
[FMB]
2 ±2.1 kHz
(Band Center)
(FM)
[FMB]
3 ±4.2 kHz
(FM-N)
[FMB]
4 ±2.1 kHz
(Band High) (FM)
[FMB]
5 ±4.2 kHz
(FM-N)
[FMB]
6 ±2.1 kHz
430 MHz Band
FM MODULATION
BALANCE
(Band B)
(Band Low) (FM)
[FMB]
1 ±4.2 kHz
(FM-N)
[FMB]
2 ±2.1 kHz
(Band Center)
(FM)
[FMB]
3 ±4.2 kHz
(FM-N)
[FMB]
4 ±2.1 kHz
(Band High) (FM)
[FMB]
5 ±4.2 kHz
(FM-N)
[FMB]
6 ±2.1 kHz
M DEVIATION ADJUSTMENTS
1) Select the adjustment item by rotating Band A [DIAL].
2) Set or modify the adjustment value as specifi ed, by rotating Band B [DIAL].
3) Touch [ENT] to store the value.