Polycom SoundStructure C16 Design Manual page 628

Frequency Of Low-Pass
Argument Argument value
Channel Type Virtual Channel
Value Type Floating-Point
Read/Write Mode Read/Write
Phys Chans Conferencing Mic/Line Input, Conferencing Line Output, Sound Reinforcement Mic/Line
Input, Sound Reinforcement Line Output, Analog Telephony Input, Analog Telephony Output,
Submix, ConferenceLink Aux Input, ConferenceLink Aux Output
Virt Chans Mono, Stereo
System Limits Minimum: 20.0, Maximum: 20000.0, Resolution: 0.1
Default 16000.0
User Limits No
Supported
Event Source No
Description
This parameter sets the frequency (in Hz) of the low-pass filter. For Butterworth filters this is the 3 dB
frequency, but for Linkwitz-Riley filters, this is the 6 dB frequency.
Polycom, Inc.
Filter—lpf_frequency
628