Polycom SoundStructure C16 Design Manual page 639

nc_level
Argument Argument value
Channel Type Virtual Channel
Value Type Floating-Point
Read/Write Mode Read/Write
Phys Chans Conferencing Mic/Line Input, Analog Telephony Input
Virt Chans Mono, Stereo
System Limits Minimum: 0.0, Maximum: 20.0, Resolution: 1.0
Default 10.0
User Limits No
Supported
Event Source No
Description
This parameter sets the amount of cancellation (in dB) applied by the noise
cancellation algorithm.
sig_gen_gain
Argument Argument value
Channel Type Virtual Channel
Value Type Floating-Point
Read/Write Mode Read/Write
Phys Chans Signal Generator
Virt Chans Mono
System Limits Minimum: -100.0, Maximum: 20.0, Resolution: 0.1
Default -30.0
User Limits No
Supported
Event Source No
Command Protocol Reference Guide
Noise Cancellation Level
Signal Generator Gain
A - 123