Tone Operation - Icom IC-2100H Instruction Manual

Tone squelch operation
The tone squelch opens only when receiving a signal with the
same pre-programmed subaudible tone.
Set the operating frequency.
Program the subaudible tone frequency in set mode.
• See p. 23 for programming details.
Push [TONE] one or more times to indicate "T SQL" ap-
pears in the function display.
When a signal with the correct tone is received, the
squelch opens and the signal can be heard.
• When the received signal includes an unmatched tone, the
squelch does not open. However, the S/RF indicator shows the
received signal strength.
• To open the squelch manually, push [MONI].
Operate the transceiver in the normal way (push [PTT] to
transmit; release [PTT] to receive).
To cancel the tone squelch, push [TONE].
• "T SQL" disappears from the function display.
POCKET BEEP AND TONE SQUELCH
Ä Set the operating frequency.
T SQL
Å Program the subaudible tone frequency in set
9
mode.
• See p. 23 for programming details.
Ç Push [FUNC] then [ T SQL] to turn the tone
squelch ON.
É When a signal with the correct tone is received,
the squelch opens and the signal can be heard.
• When the received signal includes an incorrect tone,
the squelch does not open. However, the S/RF indi-
cator shows the received signal strength.
• To open the squelch manually, push [ MONI].
Ñ Operate the transceiver in the normal way (push
[PTT] to transmit; release [PTT] to receive.
Ö To cancel the tone squelch, push [FUNC] then
T-OFF
C
[GT-OFF].
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