Squelch
The radio's squelch allows the radio to unmute only when the
strength of the incoming signal is above a predetermined
threshold. This means that only signals of reasonable intelli-
gibility are made audible.
Monitor
The monitor function is used to check that the channel is
clear before you make a call. While monitor is on, the green
LED flashes continually.
Activating monitor
1
Note: Your radio may be programmed to activate monitor
2
Activating squelch override
1
2
Note: Squelch cannot be overridden when the radio
18 Basic operation
Press the function key assigned to monitor to override the
signalling mute and allow you to hear any traffic on
the channel.
whenever the microphone is off the microphone clip.
Press the monitor function key again to turn monitor off.
The green LED no longer flashes.
Press and hold the monitor function key for longer than
one second to override both squelch and the
signalling mute.
This allows you to hear even faint and noisy signals.
Press the monitor function key again to return the radio
to a quiet state.
is scanning.