ICOM 325300 Manuale Utente
17
4
BASIC OPERATION
N 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.
ing on the signal strength. The transceiver has 9 squelch lev-
els, a continuously open setting and an automatic squelch
setting.
± While continuing to push [MONI](BAND), 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.
[DIAL]
Maximum level
Automatic squelch
N 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.
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 [MONI](BAND) to monitor the operating
frequency.
• The 1st and 2nd segments of the S-meter blink.
Two segments blink
The [MONI] key can be set to ‘sticky’ operation in the Initial
set mode. See page 63 for details.
set mode. See page 63 for details.