AOR CU8232 Manual page 35

To change the setting of audio search, use the command:
SA0[ ] Switch audio search OFF
SA1[ ] Switch audio search On
When audio search is ON, only signals with valid recognised audio will cause the
squelch to open.
Related commands BQ BS SD SG SO SP SQ
SB
Set level search and threshold.
The SB command is used to report the current setting of level search and to
change the setting between Off, On and seven levels.
To recall the current setting type SB[ ]
The response will be SBn where:
The value of level search 1 ~ 7 represents the level of signal required before the
squelch will open, the higher the number then the greater the signal will need to
be. When level search is active, only signals above the preset level will open the
squelch.
To change the setting of level search, use the command:
SA0[ ] Switch level search OFF
SAn[ ] Switch audio search On where n = 1 ~ 7
this presets the level required to open the squelch
Related commands BQ BS SA SD SG SO SP SQ
n = 0 Level search OFF
n = 1 ~ 7 Audio search ON
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SA : SB