Tone Squelch Operation; D Tone Squelch Frequency Setting And Operation - Icom ID-31A Advanced Instructions

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■ Tone squelch operation

The tone squelch opens only when you receive a sig-
nal containing a matching subaudible tone during FM
or FM narrow mode. You can silently wait for calls from
others using the same tone.
Also, reversed tone squelch function is ready to mutes
the squelch when a signal containing a matched sub-
audible tone.
D Tone squelch frequency setting and op-
eration
Push [V/MHz]
q
VFO mode.
Push [FM/DV]
w
or FM-N (FM narrow) mode.
Rotate [DIAL] to select a desired operating frequency.
e
Push [MENU]
r
• The MENU list screen appears.
To display the TSQL frequency screen, push
t
D-pad() to select the root item ("DUP/TONE..."),
and then push D-pad(Ent) to go to the next level.
• The selected tone squelch frequency is displayed.
D-pad
(Ent)
(�)
Rotate [DIAL] to select a desired tone squelch fre-
y
quency, then push D-pad(Ent).
• Select a tone squelch frequency within 67.0 to 254.1 Hz.
(Continued to the step u on the next page...)
For your information: Returning to the default tone
At the step y, push
Beeps sound and the tone squelch frequency return
to the default.
once or more times to select the
once or more times to select FM
to select the MENU list screen.
(Example: 100.0 Hz)
squelch frequency
then push D-pad(Ent).
Push
Push D-pad(Ent)
Default value
Rotate [DIAL].
Push [MENU]
Push D-pad(Ent).
Push D-pad(Ent).
Rotate [DIAL].
Push D-pad(Ent).
(Continued to the step u on the next page...)
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OTHER FUNCTIONS
During VFO mode, select
FM or FM-N mode.
(Example: FM mode)
Set a desired operating
frequency.
(Example: 431.580 MHz)

Push D-pad( ) to select
"DUP/TONE" item.

Push D-pad( ) to select
"TSQL Frequency" item.
Selected tone squelch
frequency.
Select a desired tone
squelch frequency.
(Example: 100.0 Hz)
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