22
Basic Operation
Adjusting the volume
Rotate the
VOL
(inner)
knob to set the volume
level. If no signal is
present, press the
SQL
switch; background
noise will now be heard,
and you may use this
noise to set the
VOL
knob for the desired
audio level. Press and
hold the
SQL
switch
to silence the noise and
resume normal (quiet)
monitoring.
PTT
SQL
Adjusting the squelch
Press the
SQL
switch,
then rotate the
DIAL
selector knob to set the
squelch threshold (0 to
15) so that the receiver
is just silenced. A higher
number indicates that
a higher signal level is
required in order to open
the squelch.
PTT
SQL
127.300
BUSY
SQL
Press and hold the
SQL
switch to set the squelch
threshold to 0 (off).
Your new setting will be saved each time you per-
form either of the operations above.