Icom IC-3220A Instruction Manual page 36

35
{0 SELECTIVE CALLING
Mi Pocket beep function
This function is used for waiting for a call from a
specific station. When the transceiver receives a
signal with the same subaudible tone as is pre-
programmed, the transceiver emits beeps.
The calling station must set the tone squelch function.
An optional UT-50 TONE SQUELCH UNIT is necessary
for this operation.
1) Set the operating band and frequency.
2) Set a tone frequency using SET mode. See p. 20
for details.
3) Push [T/T. SQL] until "T SQL (tes) " appears.
4) When a signal with the correct tone is received,
the transceiver emits beeps for 30 sec. and flashes
sé (sen) 2)
5) Push any switch to stop the beeping and flashing.
eThe tone squelch function is automatically ac-
tivated.
Mi Tone squelch function
An optional UT-50 TONE SQUELCH UNIT is necessary
for this operation.
1) Set the operating band and frequency.
2) Set a tone frequency using SET mode. See p. 20
for details.
3) Push [T/T. SQL] until "T SQL" appears.
4) When the correct tone is received, the squelch
opens and the signal can be heard.
eWhen an incorrect tone frequency is received
the squelch does not open. However, the "BUSY"
indicator appears.
e Push [MONI] to open the squelch manually.
5) Operate the transceiver for normal communications.
6) To cancel the tone squelch function, push [T/T SQL]
until "T SQL" disappears.
CONVENIENT
Tone squelch with a tone frequency can be pro-
grammed in a memory channel. Therefore, SET
mode is not necessary once a memory is pro-
grammed.