Adjusting Squelch Level; Conventional Squelch Operation - Motorola APX900 2 User Manual

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Chapter 6: Advanced Features
6.24.10

Adjusting Squelch Level

The Adjustable Fine Tune Squelch feature allows you to adjust the desired squelch level of the radio
between level 0 and 15.
The following settings determine the types of call that you receive:
• 0 – Squelch is open and all calls regardless of signal strength and background noise pass through
• Lower setting – Calls with low signal strength and higher than normal background noise pass
through
• Higher Setting – Calls with low signal strength and higher than normal background noise are filtered
out
Procedure:
1 From the Home screen, press and hold the preprogrammed Private Line Disable button.
The radio displays the Squelch menu.
2 To adjust the squelch level, perform one of the following actions:
• Press - or +.
• Press the Left or Right navigation key.
3 To return to the Home screen, press the Home button.
6.24.11

Conventional Squelch Operation

This feature filters out unwanted calls with low signal strength or channels that have a higher than
normal background noise.
Analog Options
Tone Private Line, Digital Private-Line, and carrier squelch is available (preprogrammed) per channel.
Option
Carrier squelch
Tone Private Line or Digital Private-Line
Digital Options
One or more of the following options may be preprogrammed in your radio. Contact your system
administrator for more information.
Option
Digital Carrier-Operated Squelch
Normal Squelch
Selective Switch
100
Result
You hear all traffic on a channel.
The radio responds only to your messages.
Result
You hear all digital traffic.
You hear any digital traffic having the correct
network access code.
You hear any digital traffic having the correct
network access code and correct talkgroup.