Subaudible Tone Encoder - Icom IC-3SAT Instruction Manual

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13 OPTIONAL UNIT OPERATION
13-4 Subaudible tone encoder
When a repeater requires a subaudible tone, an optional
UT-50 or UT. 51 unit is necessary.
1) While pushing [F], — [1] (T/T SOL).
e "T" appears on the function display.
eWhen the UT-50 is installed, push the switch until
only "T" appears.
2) To set a subaudible tone frequency, see right.
13-5 Tone squelch (CTCSS)
The tone squelch function allows you to receive only
signals with thé:same subaudible tone as those programmed
in your transceiver.
An optional UT-50 TONE SQUELCH UNIT is necessary for
operation.
1) While pushing [F], push [1] (T/T SOL) until "T SQL"
appears on the function display.
e When only "T" appears, the subaudible tone КАТЕРЕ IS
activated.
2) To set a tone frequency, see below.
3) To turn OFF a subaudible tone, repeat step 1 until ES
г "T SQL" disappears. |
using SET M ODE
B SETTING A TONE FREQUENCY
The display shows the tone |
frequency for 88.5 Hz.
e Refer to p. 8 for SET mode details.
5) Push [A] (CLR) to exit SET mode.