AVT MAGIC TH6 POTS, Руководство по аппаратному и программному обеспечению

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PAGE 48
O p e r a t i o n v i a W i n d o w s P C S o f t w a r e
Test recorded HOLD signal
• To test the recorded signal it can be played back.The button
Start
starts the
play-back of the recording and by
Stop
it is stopped. The same Audio in-
terface is used as for the recording.
5.6.4.1.3 Signal Processing
In this submenu the
Signal Processing
functions can be configured:
•
AGC
(Automatic Gain Control)
•
Expander
•
Echo Canceller
• Voice Disguise
FIG. 28 SIGNAL PROCESSING
Line Settings
• A separate Automatic Gain Control (
AGC
) can be switched on for all six
channels.
Please select the desired line. To switch off the
AGC
select
Off
. To switch
it on select
On
.
ATTENTION An Automatic Gain Control is reasonable if you do not have the possibility
for Pretalk during which the level can be adjusted.
But: An AGC is no wizard. Extremely low callers cannot be boosted bound-
lessly. Extremely loud callers cannot be toned down boundlessly.
!