Setting Squelch Level; Monitor Function - Icom IC-E80D Instruction Manual

Setting squelch level

The squelch circuit mutes the received audio signal depend-
ing on the signal strength. The transceiver has 9 squelch lev-
els, a continuously open setting and an automatic squelch
setting.
While pushing and holding [SQL], rotate [DIAL] to select
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 continuously open setting. (This selection is
not available in the DV mode.)
[DIAL]
Automatic squelch
Maximum level

Monitor function

This function is used to listen to weak signals without disturb-
ing the squelch setting or to open the squelch manually even
when mute functions such as the tone squelch are in use.
Push and hold [SQL] to monitor the operating frequency.
• The 1st segment of the S-meter blinks.
The [SQL] key can be set to 'sticky' operation in FUNC set
mode (SET). See page 125 for details.
MENU SET FUNC
BASIC OPERATION
The 1st segment blinks
MONI (p. 125)
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