Adtec digital mediaHUB-HD 422 (version 1.01.10_M_2) Manual - Manual (Page 59)

The Audio Tab
The Audio Tab allows precision control over the Audio performance of the mediaHub HD 422. For ease of reference, the
Audio Tab's controls are divided among several sub-tabs. Each will be described in detail.
Audio Global Tab
The Audio Global tab features two settings which apply across the selected audio groups.
Screenshot:
Image reduced for clarity.
Controls
Control Function Options
API
Command
Sampling
Frequency
determines sample frequency for the unit; all audio channels will sample on the
same frequency ;defines the number of samples per second taken from a
continuous signal to make a discrete signal ; setting selected applies to all audio
inputs
32000
44100
48000
*.ECMD ASF
[freq]
SDI Audio
Group
sets the SDI audio group number (1-4) per SMPTE -272/299M; setting selected
applies to all audio inputs. The mediaHub422 can extract two groups at the same
time (of four available); each group is comprised of two channels with each
channel being a stereo pair. See the reference table below for group and channel
assignments.
Group 1
and 2
Group 3
and 4
*.ECMD AGN
[group #]
SDI Group Channels
1 1,2,3,4
2 5,6,7,8
3 9,10,11,12
4 13,14,15,16
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