Vertex Standard EVX-S24 Operating Manual page 22

SET
Activates the "User Set (Menu)" mode. See page 31 for
more information of the "User Set (Menu)" mode.
SQL OFF
SQL OFF opens the radio squelch/unmute the audio to hear
background noise.
SQL S
ET
You can manually adjust the squelch level using this func-
tion:
 Activates the "SQL Set" function by an assigned PF
key. A tone will sound, and the current squelch level
will appear on the display.
 Press the [  ] / [  ] keys to select the desired squelch
level. Available selections are "SQLLV OP ( Open ) ",
"SQLLV TH (Threshold)", "SQLLV NM (Normal)"
and "SQLLV TI (Tight)".
 Press the [ MODE (
)] key to store the new setting.
The display indicates "- SET -" briefl y, then reverts to
the normal channel indication.
You may cancel the new setting by press and holding
the [ MODE ( )] key. In this case, the display indi-
cates "- CANCEL -" briefl y.
20
A O
DVANCED PERATION
B
EEP
Activation of Beep off disables all radio beeps (alert tones)
temporarily. Radio beeps will be restored by pressing the
PF key again.
When the Beep Off function is "on" and "off", the display
indicates briefl y "BEEP OFF" and "BEEP ON".
AF M
Press the assigned PF key, the display indicates "AFATT
ON" briefl y, and reduce the audio output to the (lower)
level programmed. Again press the assigned PF key, the
display indicates "AFATT OF" briefl y, and resume nor-
mal audio output level.
You may change the programmed (lower) level by the
"User Set (Menu)" mode. See page 34 for more informa-
tion.
W
HISPER
Whisper allows the user to increase the microphone gain,
allowing the operator to speak in a low voice (whisper)
temporarily when transmitting. The radio can go back to
normal microphone gain by pressing the assigned PF key
a second time.
When the Whisper function is "on" and "off", the display
indicates briefl y "WHISP ON" and "WHISP OF".
OFF
V
IN OLUME
EVX-S24 O M
PERATING ANUAL