7800/7700 MultiFrame Manual
7812UDXD Series 3G/HD Up/Down/Cross Converter with Simultaneous Dual Format Outputs and AES I/O
Page - 154
Revision 1.1.1
Normal
Pass the audio channel through with no processing.
Invert
Invert the phase of the audio channel.
6.45. UPMIX CONTROL TAB
With the +UMX option (available on –AES versions only) the 7812 series of converters can up mix stereo
audio to 5.1 surround sound audio. The Up-mixing block also has the capability to auto detect the
incoming source to see if it is a stereo pair or 5.1 signal being supplied and automatically upmix the
incoming stereo pair or pass the incoming 5.1.
Figure 6-50: Up Mix Control Tab
6.45.1. Upmix Control
6.45.1.1. Upmix Mode
The Upmixer can automatically determine if the audio needs to be upmixed. It will detect whether 5.1 or a
stereo pair is seen on its inputs.
Auto
When set to
Auto
the up-mixer will determine if 5.1 or stereo is present. If
stereo is present it will up-mix the audio to 5.1, and pass if 5.1 is seen.
Force
When set to
Force
the up-mixer will always up-mix the incoming audio.
Disable
When set to
Disable
the up-mixer will not up-mix the audio and just pass it
through.