Filter
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Design Guide for the Polycom SoundStructure C16, C12, C8, and SR12
5 - 28
gain of 64 dB will be added in the digital domain.
Equalization
The equalization processing that is available for each input consists of
dedicated
• Low Pass filter
• High Pass filter
• Low Shelf filter
• High Shelf filter
• 10 parametric equalizers.
These filter types are shown in the following figure. The overall equalization
processing may be enabled or disabled using the button next to the EQ block
name on the channels page or equivalently by using the button next to the EQ
Filters text as shown in the following figure.
The equalization page also shows the feedback elimination user controls and
a list of frequencies where feedback was found when the processing was