Using Tone Squelch (Ctcss); Searching Tone Frequency - AOR AR-Mini Operating Manual

ADVANCED OPERATION
Using Tone Squelch
(CTCSS)
A tone squelch is a setting that
prevents the frequency from opening
unless a proper tone frequency is
received on the audio signal. There are
50 selectable tone frequencies.
1
Confirm that VFO is set.
2
Hold down the FUNC key and
press the MODE key twice until
TSQ is displayed.
3
Press the V/M key or dial knob.
• "TSQ" tone squelch icon will be
displayed.
4
Hold down the FUNC key and
press the dial knob to change the
setting.
5
Turn the dial knob to select setting
number 20.
6
Hold down the FUNC key and turn
the dial knob to select the tone
frequency.
7
To return to the original display,
press the dial knob or V/M key.
8
To cancel, press the FUNC and
MODE keys several times until VFO
is selected. Press the dial knob or
V/M key.
Tips:
• When AM or Wide FM is set, the
tone squelch is cancelled even if
the tone squelch icon is displayed.
• Tone frequencies are listed on
page 73.
46
Searching the Tone Frequency
This is how to find out the tone
frequency of a CTCSS signal.
1
Confirm that VFO is set.
2
Turn the dial knob to set the
frequency to be searched.
3
Hold down the FUNC key and
press the MODE key several times
until "TONSRH" is displayed.
4
Press the V/M key or dial knob.
• The "TSQ" tone squelch icon will
blink.
• The tone frequency will be displayed
when the frequency is matched.
• When no tone frequency is
matched, "NO TONE" will be
displayed and "TSQ" will blink.
5
To cancel, press the FUNC and
MODE key (several times) until
VFO is selected. Press the dial
knob or V/M key.
Tips:
A tone frequency may be displayed as
noise when the tone squelch is set to
"00" or the MONI key is pressed, even if
the AR-mini is receiving no signal. This
is not a malfunction. We recommend
that the tone squelch should be set
when this function is used.