[cisco-voip] Weird One: Discrete Right Audio Channel doesn't get sent out Jabber and WebEx

[Brian Meade]

I don't believe WebEx or Jabber does stereo.  Probably just pulling the
left stream in as mono.

You'll probably need an adapter or mixer to combine the 2 channels into a
mono channel.

On Tue, Dec 19, 2017 at 7:32 PM, Lelio Fulgenzi <lelio at uoguelph.ca> wrote:

>
> Ok. This is a weird one.
>
> It seems as though any discrete right audio channel sent to either jabber
> or WebEx is not sent off (or not received) at the far end.
>
> I've tested this a few ways, with different equipment, in different spots
> along the path, and it all points to software.
>
> The weird thing is, the application audio test components show signal
> strength. It just doesn't make it to the other side.
>
> Has anyone tested out discrete audio channels being sent to WebEx or
> Jabber?
>
> The use case here is bridging purpose built audio/video equipment with PC
> based collaboration tools, e.g. Webex, Jabber, Teams, Zoom, etc.
>
> For video (and sometimes audio), I'm using the Inogeni HD(HDMI)-to-USB3
> converter.
>
> For audio, I've tried a USB enabled Behringer mixer. That's worked,
> because I'm pretty sure the left and right channels are the same.
>
> I also have an ART USB Dual Pre device which has both USB and analog out.
> In both cases, the right channel is not making it out to the far end, at
> least intelligibly. It's ever so faint and low and slowed down sometimes.
>
> In the ART analog example above, I used a cable that fed the two outputs
> into the camera's mic input. Left channel fine, right channel nada.
>
> Again, all along the path, signal strength is good and responsive.
>
> What gives?
>
> Lelio
>
>
>
> Sent from my iPhone
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