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Home » Hardware » Interfaces » ULN-2/2882 (DSP 2d) + ADAT? (Hi all)
ULN-2/2882 (DSP 2d) + ADAT? [message #86261] Mon, 05 October 2015 09:52 Go to next message
StephenBennett is currently offline  StephenBennett
Messages: 14
Registered: July 2013
Junior Member
I have a ULN-2 and 2882 connected - all is fine and all controlled via the Console.

I want to add 8 more preamps via ADAT (A Focusrite OctaPre) for drum work - can I just connect it to the ULN and see the extra inputs in the console and route these to Logic Pro X?

Regards

Stephen

[Updated on: Mon, 05 October 2015 10:04]

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Re: ULN-2/2882 (DSP 2d) + ADAT? [message #86262 is a reply to message #86261] Mon, 05 October 2015 13:17 Go to previous messageGo to next message
jon is currently offline  jon
Messages: 40
Registered: November 2012
Member
Administrator
Hi Stephen,

You could connect the 8 channels via ADAT to the 2882 directly, and see those input channels in the MIO mixer on the 2882's ADAT input channels. The two ULN-2 analog inputs could pass to the digital output (AES or SPDIF) and connect to the corresponding input on the 2882 - these will show up on the Digital input channels of the mixer for the 2882. This gives you all 18 channels physically available on one box (the 2882), and recordable in Logic.

Best regards,


Jon Stern
Metric Halo Support
Re: ULN-2/2882 (DSP 2d) + ADAT? [message #86263 is a reply to message #86262] Mon, 05 October 2015 15:00 Go to previous messageGo to next message
StephenBennett is currently offline  StephenBennett
Messages: 14
Registered: July 2013
Junior Member
Thanks Jon - I'll try that.

Stephen
Re: ULN-2/2882 (DSP 2d) + ADAT? [message #86264 is a reply to message #86263] Tue, 06 October 2015 04:04 Go to previous messageGo to next message
StephenBennett is currently offline  StephenBennett
Messages: 14
Registered: July 2013
Junior Member
John

Looking at this in more detail - I want to use the ULN-2 as the master if possible.

At the moment, I have the ULN and 2882 connected via ADAT in and out. This only seems to work when I have the ADAT Out from the ULN connected as well as the ADAT in.

What I want is-

Octapre>ADAT OUT>2882 ADAT IN>2882ADAT Out>ULN-ADAT IN

Is that possible? I'm not sure why I need ULN ADAT out to ADAT in on the ULN to get signals to appear on the ULN console as I don't want to send ADAT signals out of the ULN to the 2882.

I can see the ADAT output on the 2882 but cannot seem to route it to the ULN ADAT input unless both ADAT IN and OUTs are connected between the ULN/2882.

Stephen

[Updated on: Tue, 06 October 2015 04:56]

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Re: ULN-2/2882 (DSP 2d) + ADAT? [message #86265 is a reply to message #86264] Tue, 06 October 2015 11:31 Go to previous messageGo to next message
StephenBennett is currently offline  StephenBennett
Messages: 14
Registered: July 2013
Junior Member
OK this is weird. I get signals coming from the 2282 to the ULN via ADAT when I have the ADAT OUT on the ULN connected to the ADAT IN on the 2282.

Hmmm......


Stephen
Re: ULN-2/2882 (DSP 2d) + ADAT? [message #86266 is a reply to message #86264] Tue, 06 October 2015 14:58 Go to previous messageGo to next message
jon is currently offline  jon
Messages: 40
Registered: November 2012
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Quote:
Octapre>ADAT OUT>2882 ADAT IN>2882ADAT Out>ULN-ADAT IN


It is not possible to pass both the 2882 ADAT inputs (coming from the Octopre) as well as the 2882's 8 analog channels to the ULN-2 independently over ADAT, as the ADAT will only pass 8 channels as opposed to 16. The ULN-2 is limited to 12 physical input channels (2 analog, 2 AES/SPDIF, and 8 ADAT). The 2882 can support 18 simultaneous physical inputs (8 analog, 8 ADAT, 2 AES/SPDIF). For monitoring purposes it is understandable to want to use the ULN-2 and have it be the box that plays back audio from the computer. You could do this but would need to send a submix of the other channels into the ULN-2. For example, send the Octopre to the 2882 and submix all 16 channels on the 2882, sending the stereo mix to the ULN-2 over ADAT or AES/SPDIF. This just requires that you configure a separate bus for the 2882 (configured with 8 analog and 8 ADAT strips and the main output routed to Digital L/R or ADAT 1/2), as well as a separate bus for the ULN-2 (configured with strips for DAW 1/2, Analog 1, Analog 2 and Digital L/R or ADAT 1/2).

Best Regards,


Jon Stern
Metric Halo Support
Re: ULN-2/2882 (DSP 2d) + ADAT? [message #86267 is a reply to message #86266] Wed, 07 October 2015 05:32 Go to previous message
StephenBennett is currently offline  StephenBennett
Messages: 14
Registered: July 2013
Junior Member
Thanks Jon - I need to rethink my system!

Stephen
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