12
UCOM Twintalker 4700
UCOM Twintalker 4700
13.7 VOX Selection
The PMR is capable of voice activated (VOX) transmission. In VOX mode, the radio will
transmit a signal when it is activated by your voice or other sound around you. VOX operation
is not recommended If you plan to use your radio in a noisy or windy environment.
13.8 Call Tones
A call tone alerts others that you want to talk.
13.8.1 Sending a call Tone
Press the
button
briefly. The call tone will be transmitted for 3 seconds on the set
channel.
13.8.2 Setting the Call Tone
The Twintalker 4700 has 10 call tones
13.9 Roger Beep On/Off
After the
PTT
- button
is released, the unit will send out a roger beep to confirm that you
have stopped talking.
•
Press the
- button
3 times, the current VOX setting
flashes on the display and the VOX icon is displayed.
•
Press the
-button
to turn the VOX feature ON. Press the
-button
again to select the VOX sensitivity level which
displayed. Press the
-button
until OFF appears on the
display, to turn VOX OFF.
•
Press the
PTT
- button
to confirm and return to stand-by
mode.
•
Press the
- button
4 times,
flashes on the display.
•
Press the
- button
or the
- button
to change to
another Call Tone
•
Press the
PTT
- button
to confirm and return to stand-by
mode.
•
Press the
- button
5 times, the current Roger Beep
setting flashes on the display.
•
Press the
- button
or the
- button
to enable (ON)
or disable (OF) the Roger Beep.
•
Press the
PTT
- button
to confirm and return to stand-by
mode.
+
APO
VOX
VOX
RX
T X
Monitor
Monitor
4
10
10
5
12
6
+
APO
VOX
VOX
RX
T X
Monitor
Monitor
4
10
5
12
12
+
APO
VOX
VOX
RX
T X
Monitor
Monitor
4
10
5
12
Summary of Contents for TwinTalker 4700
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