Re: Any DI boxes that do this?

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On Sun, 2012-08-26 at 12:09 -0500, Gabriel M. Beddingfield wrote:
> On 08/26/2012 02:24 AM, david wrote:
> > Thanks, Simon and Harry. I sent the message off, then a while later
> > thought, "Bet I'll just have to combine the stereo to a mono and put
> > that into a standard DI."
> >
> > I'd love to use 2 XLRs, but we don't have enough channels on our snake
> > anymore (combination of some added singers and one non-working line in
> > the snake).
> 
> One way that comes to mind is to convert the stereo signal to digital 
> and send the digital signal over the balanced pair.  This might be an 
> overly-complex approach -- so it depends on how much you /really/ want 
> to preserve the stereo signal.  :-)
> 
> One chain I can think of is:
> 
> Analog[Stereo] --> S/PDIF(unbalanced) --> AES(balanced XLR)
>      --> S/PDIF(unbalanced) --> Analog[Stereo]
> 
> There's several $40 devices out ther for the analog/spdif conversion. 
> The spdif to AES conversion could probably be done with a couple of Hosa 
> CDL-313 boxes (about $80).  (But I'm new to SPDIF and AES so I might be 
> missing something.)
> 
> A cheaper way that *might* work to send S/PDIF over XLR is to run the 
> S/PDIF signal through a couple DI's.  Since the S/PDIF signal is pretty 
> resistant to noise -- I think this is pretty likely to work.
> 
> -gabriel

Wouldn't this cause cross-talk? "Received" digital noise by the analog
cables, that are parallel to the digital cable?

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