Setting Audio Signal Processing; Table 5-7: Audio Signal Processing Settings - PictureTel Concorde 4500 Administrator's Manual

CONFIGURING AND ADJUSTING THE VIDEO AND AUDIO

Setting Audio Signal Processing

F Y I
F Y I
5-16
Normally the Audio Signal Processing settings should
F.Y.I.
remain enabled.
To set the audio signal processing:
1. From the Set Audio Configuration menu, choose Set Audio Signal
Processing .
The Set Audio Signal Processing screen appears with the
available settings. The following table describes these settings.

Table 5-7: Audio Signal Processing Settings

Setting
Set IDEC II [On]
Set Noise Suppression [On]
Set Auto Gain Control [On]
While it is normally advantageous to use echo cancellation
F.Y.I.
(IDEC), if you require pure tonal sound, you should disable
this feature to provide better tonal sound quality. Once you
disable IDEC, you should lower the audio level to avoid the
resulting feedback.
2. Choose the setting to toggle it to On or Off .
The Set Audio Signal Processing screen displays the new setting.
Description
Enables Integrated Dynamic Echo
Cancellation (IDECª), which is
self-calibrating echo cancellation.
Enables the system to Þlter out
certain background noises from
your videoconference
Enables the system to keep the
input speech signals from the near-
end microphone at a constant level