Adtec digital mediaHUB-HD 422 (version 1.01.10_M_2) Manual - Manual (Page 20)

Definitions
Item Function Options API Commands
Sample
Frequency
how often signal is sampled in Hz
only one frequency can be selected; will
set both Audio 1 and Audio 2 32000
44100
48000
*.ECMD ASF [audio]
Audio Sync Audio sync offset in milliseconds. The range is -800 to +800 *.ECMD AUS
Input
selects type of audio input
menu is identical for Audio 1 through 4
Analog
SDI
AES
*.ECMD AIN
[audio]
Audio 1 = 0
Audio 2 = 1
Mode
specifies if the unit is encoding audio or
passing it through as received Encode
Passthrough See AMO in API Only
functions
Type
type of audio signal being encoded or
passed
Linear PCM
Dolby Digital AC3
Musicam Layer II
Dolby E
See AMO in API Only
functions
Bitrate audio codec
64000-384000 kBits/sec (Musicam
encode)
64000-640000 kbits/sec (Dolby
Digital/passthrough)
See AMO in API Only
functions
Volume Level volume in dB
user-defined using <left/right arrow>
and <select> buttons
range is -18 dBs to 8 dBs in increments
of 1 *.ECMD ALV [channel]
[level in dB]
Audio Channel 1 = 0
Audio Channel 2 = 1
Note: the Adtec mediaHub HD 422 encoder function does not support MPEG1 Layer 3 or MP3.
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