20
Advanced Operation
FTM-3100R/E Operating Manual
CTCSS Operation
This radio is equipped with the CTCSS (Continuous Tone-coded Squelch System) that
allows audio to be heard only when receiving signals containing a tone corresponding to
the tone squelch menu setting. By matching the CTCSS tone with the partner station in
advance, quiet standby monitoring is possible.
1. Press and hold the [
MHz
(
SETUP
)] key for over one second.
The Setup menu appears.
2. Rotate the
DIAL
knob to select “
SQL TYPE 34
”, then press the [
MHz
(
SETUP
)] key.
3. Rotate the
DIAL
knob to select “
TSQL
”, then
press and hold the [
MHz
(
SETUP
)] key for
over one second.
“
” is displayed on the screen. Now the squelch opens only when receiving tone
signals of the set frequency.
Note:
From the Setup Menu, you can change the CTCSS setting.
37 TONE FRQ
à
The tone frequency can be selected from 50 frequencies.
5 BELL
à
A bell tone (beep) may be set to sound when signals containing
a corresponding CTCSS tone are received.
Tone Search
When the CTCSS tone being transmitted by another station is not known, you can tune
the radio to the incoming signal and activate tone scan to search for and identify the tone
being used.
Note:
For details, refer to the Advanced Manual (download from the Yaesu website).
DCS Operation
This radio is equipped with a DCS (Digital Coded Squelch) function that allows audio to
be heard only when signals containing the corresponding DCS code are received. By
matching the DCS code with the partner stations beforehand, a quiet receive standby is
possible.
1. Press and hold the [
MHz
(
SETUP
)] key for over one second.
The Setup menu appears.
2. Rotate the
DIAL
knob to select “
SQL TYPE 34
”, then press the [
MHz
(
SETUP
)] key.
3. Rotate the
DIAL
knob to select “
DCS
”, then
press and hold the [
MHz
(
SETUP
)] key for
over one second.
Displays “
” on the screen. The squelch opens only when receiving a signal con-
taining the corresponding DCS code.
