Operational, Basic, and Advanced Parameters
41-001129-00 Rev 09, Release 1.4.1
A-85
Configuration Parameters
Appendix A
Audio Transmit and Receive Gain Adjustment Settings
Parameter
–
headset tx gain
Configuration Files
aastra.cfg, <mac>.cfg
Description
This is the increased (+db) or decreased (-db) amount of signal
transmitted from the headset microphone to t he far-end party. The amount
of Tx gain in the IP phone firmware has been reduced to avoid side-tone
and echo on the local and far-end equipment. This parameter allows you
to adjust the Tx gain settings to best suit your comfort level and
deployment environment.
Format
Integer
Default Value
0
Range
-10 db to +10 db
Example
headset tx gain: -5
Parameter
–
headset sidetone gain
Configuration Files
aastra.cfg, <mac>.cfg
Description
This is the is the increased (+db) or decreased (-db) amount of sidetone
signal from the headset microphone to the headset speaker. The amount
of sidetone gain in the IP phone firmware has been reduced to avoid
side-tone and echo on the local and far-end equipment. This parameter
allows you to adjust the sidetone gain settings to best suit your comfort
level and deployment environment.
Format
Integer
Default Value
0
Range
-10 db to +10 db
Example
headset sidetone gain: -1
Summary of Contents for SIP 480i
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