Operating instructions
Dedicated Micros ©2011 MI-I-ECO4/E1-2
35
Eco4
Audio
The Audio menu allows settings for the bi-directional audio channel to be edited. Audio can be
recorded from line input. Challenge audio i.e. originating from an Operator using NetVu ObserVer at
a Remote Video Receiving Centre (RVRC) can be recorded.
Audio 1 / 2 Select the intended use of the incoming audio i.e. ‘Local
Playback’, or ‘Challenge’ for each input, or select ‘Disabled’ to
deactivate.
Audio Recording Select ‘Enable’ to activate Audio recording.
Record Audio Challenge Select this option to record an audio challenge originating from an
operator at an RVRC.
Record Gain This option allows the Record Gain level to be set. This is the
base setting from which the AGC (Automatic Gain Control) will
operate. Select from 1 to 15. The default and recommended
setting is 15.
Playback Volume Select a volume setting between 1 to 64 for audio playback.
Record AGC Select this option to activate the Automatic Gain Control (AGC)
function. AGC amplies audio until a recordable (usable) signal
is produced. Please note that this may result in increased
background noise/distortion.
Record uncompressed Select this option to record audio in an uncompressed format.
Note: Recording in uncompressed format will signicantly increase the disk space used.
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