Icom D-STAR ID-31A; D-STAR ID-31E, Инструкция по эксплуатации

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BASIC OPERATION
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Setting squelch level
The squelch function mutes the noise or received audio sig-
nal, depending on the signal strength and the squelch control
setting to cut off the noise output.
While holding down [SQL], rotate [DIAL] to select the
➥
squelch level.
• While holding down [SQL], rotate [DIAL] one click to display the
squelch level.
• “ LEVEL1” is loose squelch (for weak signals) and “LEVEL9” is
tight squelch (for strong signals).
• “ AUTO” indicates automatic level adjustment by a noise pulse
counting system.
• “OPEN” indicates a continuously open setting. (This option is not
selectable in the DV mode.)
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Monitor function
This function is used to listen to weak signals without disturb-
ing the squelch setting, or having to open the squelch manu-
ally even when mute functions such as the tone squelch are
in use.
Hold down [SQL] to monitor the operating frequency.
➥
• The 1st segment of the S-meter blinks.
MENU
➪
FUNCTION
➪
Monitor
(p. 44)
The [SQL] key can be set to ‘sticky’ operation in FUNC-
TION menu.
[SQL]
[DIAL]
Automatic squelch
Maximum level
[SQL]
The first segment blinks