Automatic Gain Control (AGC)

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Zenitel IP devices supports Automatic Gain Control (AGC). The purpose of the AGC feature ..............

Default active???

Not config in TCIV+?

IC-Edge mode

Log in to the Edge Controller, and navigate to Edge Controller > System Configuration > Call and Audio, and enable "AGC":

Enabling AGC in an IC-Edge system

SIP and ICX-AlphaCom mode

Log in to the Zenitel IP device.

• SIP mode: Navigate to SIP Configuration > Audio Settings, and enable "Automatic Gain Control (AGC)"
• ICX-AlphaCom mode: Navigate to Advanced ICX-AlphaCom > Audio Settings, and enable "Automatic Gain Control (AGC)"

Enabling AGC on a device in SIP or ICX-AlphaCom mode (screenshot from firmware 7 and later)

Some additional settings are available in Advanced Configuration mode. Navigate to Audio Settings > Audio signal processing:

Advanced AGC settings (screenshot from firmware 7 and later)

• Enable AGC: AGC component brings the microphone signal to an appropriate range
• AGC mode: Algorithm type
  • Digital SW AGC
  • Analouge HW AGC (noisy profile)
  • Analouge HW AGC (quiet profile)
• AGC gain profile: Extent level of added gain
• AGC speed: Attack time
  • Slow
  • Fast