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VOX
VOX is the automatic transmitting function by inputting voice into
the VOX headset mic without pressing the PTT button.
1. Press
key momentarily twice while in
standby mode to enter VOX Sensitivity mode.
select/
The
current selected VOX setting will flash on the display.
2. Press
or
key to adjust the VOX sensitivity. 1 is
the highest sensitivity and 4 is the lowest sensitivity.
VOX can be turned off by selecting
icon.
3. Press
key five times to confirm the
setting and exit to standby mode.
The
icon is shown on the display when VOX is selected to on and VOX
Headset is plugged into VOX Headset Jack.
The
icon blinks when the voice level is possible to transmit at the
current selected VOX sensitivity level.
‘oF’
‘VOX’
‘TX’
select/
TRANSMITTING A CALL TONE
Your UH047SX radio is equipped with 5 selectable call tones that will be
transmitted when the
key is pressed momentarily.
1. Press
key momentarily three times while
in standby mode to enter Call Tone mode. The
current call tone number (C1-C5) will be indicated.
2. Press the
or
key to select desired call tone.
Each tone will be heard through the speaker.
3. Press
key four times to confirm and exit to standby mode.
To transmit the selected call tone, press the
key.
The selected tone will automatically be transmitted for a fixed length
of time. Call Tone will be cancelled when the
button is pressed.
/call
select/
select/
/call
Current regulations require calling tones to be restricted to one
transmission per minute. If a second transmission is
attempted within one minute then an error tone will sound.
To select a call tone:
PTT
