•The default setting is Off.
•See “What is CTCSS/DCS?” on Page 20 for a complete list of CTCSS and DCS tones.
Setting the System Frequency Modulation
Menu
Srch/CloCall Opt
Set Modulation
Auto - the scanner uses the default modulation for the frequency band.
AM - the scanner uses AM (amplitude modulation) for the frequency band.
FM - the scanner uses FM (frequency modulation) for the frequency band.
NFM - the scanner uses narrowband FM for the frequency band.
WFM - the scanner uses wideband FM for the frequency band.
Note: The default setting is Auto.
This setting controls the modulation method used for the frequency band. In most cases, if you leave this set to Auto, the scanner automatically selects the correct modulation type for the system you are programming.
Setting Channel Attenuation (Conventional Channels Only)
Menu
Program System
Select the system
Edit Group
Select the group
Edit Channel
Programming/Editing Optional Settings
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