Setting A Frequency; Setting The Squelch Level - Icom ID-51A Advanced Instructions

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5
BASIC OPERATION

■ Setting a frequency

q When VFO mode is selected, push [V/MHz]
select the 1 MHz or 10 MHz Quick Tuning function
step, or turn it OFF.
• When the 1 MHz step is selected, the frequency changes in
1 MHz steps.
• When the 10 MHz step is selected, the frequency changes
in 10 MHz steps.
Rotate [DIAL] to select the desired frequency.
w
• The frequency changes according to the selected tuning
steps. See page 5-5 for details.

■ Setting the squelch level

The squelch function mutes the noise or received au-
dio signal, depending on the signal strength and the
squelch control setting.
While holding down [SQL], rotate [DIAL] to select the
➥
squelch level.
• While holding down [SQL], rotate [DIAL] one click to dis-
play the squelch level.
• "LEVEL1" is loose squelch (for weak signals) and "LEV-
EL9" is tight squelch (for strong signals).
• "AUTO" shows automatic level adjustment by a noise
pulse counting system.
• "OPEN" shows a continuously open setting. (This option
is not selectable in the DV mode.)
[SQL]
to
[DIAL]
[DIAL]
Blinks
When the frequency changes
in 1 MHz steps.
Blinks
When the frequency changes
in 10 MHz steps.
Automatic squelch
NOTE: The independent squelch level can be set to
the A band and B band.
The squelch level setting can be done only for the
MAIN band.
5-6
Maximum level