VBrick 9000 Admin Manual page 78

channels connected to the device. Audio encoder parameters define how the audio will be
compressed and are used to control the bit rate. The bit rate directly affects the audio quality
levels and determines the range of audio content that can be handled.
Note: There are four possible audio input sources and three audio rates available per
input. The audio source can be unbalanced or the digital audio from HDMI or SDI.
Field
Choose Input
How is Audio
Connected?
70
Description
Choose the audio input to configure. Your encoder may be
configured with one slot or two slots, with one or two channels in
each slot. Note that Slot 1 is on the right; Slot 2 is on the left.
• Slot1/Channel 1
• Slot1/Channel 2
• Slot2/Channel 1
• Slot2/Channel 2
The audio is connected using the input jacks (
on the rear of the unit. Select one of the following depending on the
electrical cable configuration of the input.
• Analog – used with component and composite video but also
available for SDI and HDMI.
• Digital L+R (1–2) – use any pair of left and right channels with
HDMI or SDI video input. For most common HDMI and SDI
sources the audio will be available on Digital L+R 1. When using
digital audio, the Advanced Settings (Gain/Attenuation, Input
Range, Automatic Volume Control, and Noise Gate) are not
displayed.
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Main Aux SDI HDMI
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