5 - 6
Minimum distortion
level
12 dB SINAD
At the point where
the audio signals
just appears.
1
• Operating frequency:
146.000 MHz*
1
151.505 MHz*
2
• Channel spacing :Narrow
• Connect a standard signal generator to
the antenna connector and set as:
Frequency : 146.000 MHz*
1
151.505 MHz*
2
Level : 10 µV* (–87 dBm)
Modulation : OFF
Deviation : ±1.75 kHz
• Receiving
• Operating frequency:
160.000 MHz*
1
156.956 MHz*
2
• Channel spacing : Wide
• Connect a standard signal generator to
the antenna connector and set as:
Frequency : 160.000 MHz*
1
156.956 MHz*
2
Level :
0.2 µV* (–121 dBm)
Modulation : 1 kHz
Deviation :
±3.5 kHz
• Receiving
• Receiving
RX
SENSITIVITY
[BPF T1]–[BPF T4]
SQUELCH
LEVEL
[SQL]
Top
panel
Top
panel
Connect a SINAD meter with an
8 Ω load to the [SP] jack.
Connect a SINAD meter with an
8Ω load to the [SP] jack.
ADJUSTMENT ADJUSTMENT CONDITION
MEASUREMENT
VALUE
UNIT
LOCATION
*The output level of the standard signal generator (SSG) is indicated as the SSG’s open circuit.
SOFTWARE ADJUSTMENT – continued
Select an operation using [↑] / [↓] keys, then set specified value using [←] / [→] keys on the connected computer keyboard.
CONVENIENT: The BPF T1–BPF T4 can be adjusted automatically.
q-1: Set the cursol to “BPF ALL” on the adjustment program and then push [ENTER]
key.
q-2: The connected PC tunes BPF T1–BPF T4 to peak levels.
or
w-1: Set the cursol to one of BPF T1, T2, T3, or T4 as desired.
w-2: Push [ENTER] key to start tuning.
w-3: Repeat w-1 and w-2 to perform additional BPF tuning.
1
2
*
1
IC-F11, F11S, F12 and F12S. *
2
IC-F11BR only.
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