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DGE2 Audio Question


 

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I¡¯m using/have repurposed a DGE2 in a way it was very much not meant to be used and part of that is using it to embed analog audio (from a Biamp, wired as balanced mono) into the resulting HDMI output.

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About every 7 to 10 seconds there¡¯s a very quick blip/tick/click of static that¡¯s not exactly the same each time. I¡¯m feeding the same audio signal (using different outputs from the Tesira) to SDI audio embedders as well as a monitor speaker and none of those exhibit the same artifact. Have tried swapping the outputs around and the problem stays with the DGE2.

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I know it¡¯s a long dead product (and if it weren¡¯t for the need to get analog audio in I probably would have stuck one of the DGE-X00s that the client has on the shelf instead (still may do that but then I have to add external HDMI audio embed, which I don¡¯t have on the shelf)

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--

Lincoln King-Cliby

Commercial Market Director
Sr. Systems Architect | Crestron Certified Master Programmer (Diamond)
ControlWorks Consulting, LLC
Direct: (+1)440.771.4807 | Cleveland: (+1)440.449.1100? | Boston: (+1)508.695.0188 | DC: (+1)202.381.9070 | London: (+44) (0)20 4520 4600?
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Hi Lincoln,
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It's a long time since I installed one of those, and I have never used one to embed audio.
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However, the operations guide states: NOTE: HDMI audio is heard only if the accompanying video source is locked.
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I take that to mean that the video output parameters, scaling, overscan etc need to be stored to a preset that is recalled at run time. Possibly this is required to ensure that the audio is encoded in every vertical interval and that the observed 'noise' is the loss of this systematic encoding. It's a long shot, but may be worth investigation.
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Cheers
Lindsay