Icom IC-A110EURO Instruction Manual - Squelch Function
5
2
BASIC OPERATION
■
Squelch function
The transceiver has a noise squelch circuit to mute unde-
sired noise while receiving no signals.
D
Setting the squelch level
q
Push [SQL] to turn ON the level adjusting mode.
w
Rotate [DIAL] to select the squelch level.
•
‘SQ 01’ is loose squelch and ‘SQ 25’ is tight squelch. (In
-
itial level is ‘SQ 01’)
•
‘SQ 01’ indicates that the squelch circuit is turned off.
• “
” appears on the display.
e
Push [SQL] to return to regular operation.
■
Side tone function
When using an optional headset, such as those from the
David Clark Co. using the OPC-871
HEAD SET ADAPTER
,
the
transceiver outputs your transmitted voice to the headset for
monitoring. (p. 17)
■
LCD backlight control
The backlight of the LCD can be set to OFF, Low or High.
➥
Push [DIAL] to toggle the backlight control; OFF, Low or
High are selectable.
■
Dial select function
Use the dial select function to adjust the tuning step of the
[DIAL] keys. Use 1 MHz tuning when you want to change the
frequency in large increments; use regular tuning (25 kHz or
8.33 kHz) when you want to change the frequency in
smaller increments.
q
Push [V/M] to select the
VFO mode.
w
Hold down [TS](DIAL) for 1
second to select the desired
tuning increment.
•
1 MHz tuning or regular
tuning steps can be se-
lected. (See the diagrams
to the right.)
e
Hold down [TS](DIAL) for 1
second to return to normal
operation.
NOTE:
Large tuning steps should be used only when you
want to change the frequency in large increments. Please
select regular tuning steps for normal operation.
1 MHz tuning selected
Regular tuning selected