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4
BASIC OPERATION
21
■
Avionics band receive
(U.S.A. version only)
AM mode can be selected over the range of 118.000 to
135.995 MHz for reception of avionics-related broadcasts.
➀
Push [BAND] one or more times to select the aviation
band.
➁
Push and hold [BAND] to toggle between AM and FM
modes.
• Mode selection cannot be performed via the microphone.
✔
CONVENIENT
The tuning steps for the avionics band are available sepa-
rately from those for other ranges.
Appears when AM mode is selected.
H I
1
9
5
■
Monitor function
This function is used to listen to weak signals without disturb-
ing the squelch setting or to open the operating band’s
squelch manually even when mute functions such as tone
squelch are in use.
Push [MONI] to open the operating band’s squelch.
• Push [MONI] again to cancel the function.
• While duplex is ON for repeater operation, the transmitting fre-
quency can be monitored with [MONI].
Ä
Push [BAND] to change bands, if necessary.
Å
Push [
➀
MONI] to open the operating band’s
squelch.
• Push [
➀
MONI] again to cancel the function.
■
Audio mute function
This function mutes the operating band’s audio
without disturbing the volume setting.
Ä
Push [FUNC] then [
H
MUTE] to mute the operating band’s
audio signals
• “MUTE” appears.
Å
Push [
E
CLR] (or any other key) to cancel the function.
• “MUTE” disappears.
MONI
➀
MUTE
H