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MAIN
Front
panel
Minimum distortion
level
Set “SQL level” to
close squelch.
Then set “SQL level”
at the point where
the audio signals
just appears.
5 - 5
*The output level of the standard signal generator (SSG) is indicated as the SSG’s open circuit.
SOFTWARE ADJUSTMENTS (RECEIVING)
• Select an operation using [↑] / [↓] keys, then set specified value using [←] / [→] keys on the connected computer keyboard.
• Need to adjust “S-METER ADJUSTMENT” after “RX SENSITIVITY ADJUSTMENT” is adjusted.
Otherwise, “S-METER ADJUSTMENT” will not be adjusted properly.
1
1
2
1
• Operating CH : CH11
• Connect a standard signal generator to
the antenna connector and set as:
Frequency : 136.000 MHz
Level : 10 µV* (–87 dBm)
Modulation : 1 kHz
Deviation : ±3.5 kHz
• Receiving
• Operating CH : CH11
• Connect an SSG to the antenna con-
nector and set as:
Frequency : 136.000 MHz
Level : 4.5 µV* (–94 dBm)
Modulation : 1 kHz
Deviation : ±3.5 kHz
• Receiving
• Set an SSG as :
Level :
0.25 µV* (–119 dBm)
Modulation : 1 kHz
Deviation : ±3.5 kHz
• Receiving
• Operating CH : CH9
• Connect an SSG to the antenna con-
nector and set as:
Frequency : 155.000 MHz
Level : 0.18 µV* (–122 dBm)
Modulation : 1 kHz
Deviation : ±3.5 kHz
• Receiving
RX
SENSITIVITY
[BPF T1],
[BPF T2]
S-METER
[S-METER]
SQUELCH
LEVEL
[SQL]
Connect a SINAD meter with an
8 Ω load to the multi connector
through the JIG cable (*OPC-
966).
Internal speaker
ADJUSTMENT ADJUSTMENT CONDITION
MEASUREMENT
VALUE
UNIT LOCATION
CONVENIENT:
The BPF T1, BPF T2 can be adjusted automatically.
q-1: Set the cursor to “BPF ALL” on the adjustment program and then push [ENTER] key.
q-2: The connected PC tunes BPF T1, BPF T2 to peak levels.
or
w-1: Set the cursor to one of BPF T1, T2 as desired.
w-2: Push [ENTER] key to start tuning.
w-3: Repeat w-1 and w-2 to perform additional BPF tuning.
Push [ENTER] key on the connected computer keyboard to
set “S1 level”.
Push [ENTER] key on the connected computer keyboard to
set “S6 level”.